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175 Cards in this Set
- Front
- Back
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The lengths of magnetic tapes used with computers have what range?
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600 to 3,000 feet
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What component in an antenna system transfer energy from the transmitter to the antenna?
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A feeder
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What type of frequency diversity is used for multichannel broadcasts?
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Tone
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Which of the following persons is responsible for making equal opportunity a reality within the command?
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Commanding Officer
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A voltmeter with a 10 microampere meter movement has a sensitivity of how many maximum ohms per volt?
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1, 000
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The storage capacity of an address is designed and built into the computer by which of the following people or organizations?
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Manufacturer
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What servicing techniques apply to semiconductors?
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-Substituting a semiconductor with a know good
-Take voltage and resistance measurements -Substituting semiconductors is cumbersome if more than one is faulty or soldered directly onto the circuit |
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Which of the following logic gates requires all inputs to be TRUE at the same time to produce a TRUE result?
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AND
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Easy coupling and uncoupling of optical fibers are allowed by what type of fiber optic connection if any?
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Connector
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True or False:
All magnetic heads operate the same way |
True
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Checking a switch with the circuit power not applied is accomplished by using which of the following meters?
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Ohmmeter
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A lot of communications failures are ascribed to which of the following areas?
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Poor administration
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RAID 0 is also know as...
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A striped disk array
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What subatomic particle has a positive charge and a large mass?
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Proton
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A circuit that is nonlinear, provides filtering, and is sensitive to the type of modulation applied to it fulfills the requirements of which if any, circuit?
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Demodulator
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Which of the following pulses is used to change states in a flip flop?
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A trigger pulse
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Data exchange between the Link-11 DTS and the CDS computer is controlled by the DTS using which of the following control signal protocols?
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External interrupts
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Which publication converts manufacturer's part numbers, Navy drawing numbers, and piece numbers to NSNs?
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C-MCRL
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The COSAL is used primarily for which of the following reasons?
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To identify storeroom items and determine equipage
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Which describes the first remainder when converting decimal numbers to other bases?
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LSD
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Calorimeters measure power by converting the input electromagnetic energy into which form?
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Heat
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What are the three fundamental pillars on which United States military strategy rests?
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-Deterrence
-Forward defense -Alliance solidarity |
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Which circuit value has the greatest effect of the figure of merit of the circuit?
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Resistance
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Which action will lower the the internal resistance of a cell?
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Increasing the size of the electrodes
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The action of a filter circuit that reduces the amplitude of an unwanted frequency below the amplitude of a desired frequency is known as...
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Attenuation
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What is the type of material that is used to protect US Govt transmissions, communications, and processing of sensitive unclassified information?
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COMSEC
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You have just installed a new laser printer that is connected to the network. You are supposed to make this printer the default printer for the entire network. How do you set up a printer to be the default printer in a network environment?
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Access the local printer queue and click the Set as Default Printer option in the printer menu
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When a hydrometer is used to check the specific gravity of the electrolyte in a battery, to what level should the electrolyte be drawn?
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Enough so the float will rise without entering the suction bulb
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In an AM transmitter, audio frequencies are converted into corresponding electrical energy by which component?
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A microphone
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Which of the following is NOT an element of an effective training program?
• Analysis • Instruction • Advice • Compatibility |
Advice
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The DCA is the primary assistant to the damage control officer. As such, the DCA has what responsibilities?
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• Training the ship’s DC personnel
• Administration of the ship’s DC organization • Maintain records of DC personnel PQS accomplishment for all hands |
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Vinyl deck coverings should be given what care frequently?
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Clamped down, dried, and buffed with a buffer
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Who must approve the removal of abestos insulation aboard ship?
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Commanding Officer
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Which are good attributes of an effective customer service person?
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• Active listening
• Ability to focus on the customer |
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When the period of an orbit is identical to that of the earth, the orbit is...
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Synchronous
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When is a knotted tap joint normally used?
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When a branch circuit is joined to a continuous wire (main wire)
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The EIB contains which types of information?
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• Detailed information on equipment operation
• Advance information of field changes • Procedures concerning OPNAVINST 4790.1 |
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Data is stored in computers in what form?
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Binary
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The synchroscope contains which circuits?
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• Retrace blanking circuit
• A wide band amplifier • A trigger sweep |
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Voltage is induced in what part of an alternator?
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The armature
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What is the criteria for submitting a trouble report?
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• There is a problem with hardware that you cannot correct
• There is a problem with software that you cannot correct |
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To coat magnetic disks, what magnetizable recording material is used?
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Iron oxide
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Which computer is used with the SNAP II system?
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AN/UYK-62 (V)
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To remove most of the surface imperfections introduced in the fiber cleaving process in most fiber optic connections, what action should be taken?
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Polish the fiber end
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The semiconductor doping impurities— arsenic, antimony, and bismuth—are classified as what type of impurities?
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Pentavalent
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Terrorist ____________ vary in sophistication according to the level of training the individual or group has received
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Tactics
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Which indicates that an operating "physical" connection is in place to a local area network?
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Link lights are present and operating on the back of the NIC
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Which of the following IP address examples can be used on the Internet as a public IP address?
• 147.0.1.20 • 192.168.0.101 • 127.0.0.1 • 10.0.0.1 |
147.0.1.20
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Which types of energy CANNOT be seen, heard, or felt?
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Radio waves
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What are the types of nets?
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Directed and free
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What enables operations and intelligence collection to gather data from target or adversary automated information systems or networks?
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Computer Network Exploitation (CNE)
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The polarization plane of the radiation field is determined by which field?
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Electric field only
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A large volume of light radiating in a given direction is referred to as a...
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Beam
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What are the three main parts of a helicopter?
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Main rotor, fuselage, and tail rotor
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Which of the following environmental conditions could create static electricity which attracts dirt build-up on the tape and tape recorder parts?
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Relative humidity of 5%
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When you keep the radio set tuned to output maximum power, it causes which problem?
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Increases RFI/EMI on transmitting unit
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Which condition would NOT be a valid reason for changing the unit functioning as NCS in a Link-11 net to improve net communications?
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The current NCS has one PU address entered wrong
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Which substance is a good example of a transparent substance?
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Clear glass
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If the output of a circuit should be a representation of less than one-half of the input signal, what class of operation should be used?
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C
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During World War II, WAVES were eligible for how many ratings?
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34
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If signature authority has been delegated to the leading petty officer, which of the following documents is he/she NOT allowed to sign?
• 3M weekly schedule • Special request chits • Service record pages • DD 214 |
DD 214
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When you set up the DTS to run a single-station POFA, the DTS must be configured to operate in which mode?
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POFA TEST mode
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What type of connector is used to connect telephones to the wall?
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RJ
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Which method is NOT an authorized technique of destruction?
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Chipping
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What is the typical speed of data transfers for hard-wired, network printers?
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10/100/1000Mbps
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Describe the ML-N.
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It includes basic management data for preparing requisitions
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What is the position of the LANT (L-1) LEASAT?
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15° W
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Keyboard templates and reference cards are useful because they provide which of the following information?
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Identification of features and associated keystrokes
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Two out-of-phase waves of the same frequency that are moving through the same medium are said to present which types of interference?
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• Additive
• Constructive |
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What level of control shall be afforded to classified information?
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Commensurate with its assigned security classification level
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Audio digital converter CV-3333/U is used primarily as an analog-to-digital converter for what type of communications?
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Secure voice
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An overtemperature condition can be a result of which conditions?
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Either a failed assembly situation or an inadequate cooling situation
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Which formsshould be used to requisition items excluded from MILSTRIP?
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DD Form 1149
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In a dc motor, what causes counter emf?
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Generator action
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Control or selection of one or more circuits is a function of which switch?
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A multicontact switch
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Your rights are found under what UCMJ article?
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31
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You build your first PC at home. When you turn on your computer, the floppy drive fails to work. Also, you notice that the floppy drive operating light is on continuously. What is the problem?
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The floppy drive cable has been connected backward
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When using an oscilloscope to measure a high voltage, you should use which procedure?
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Use the high voltage probe instead of the normal probe
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Oscilloscopes are normally calibrated to display which of the following types of voltages?
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Peak-to-peak
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A picket reply message is sent in which sequence?
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Phase reference, preamble, start code, data, stop code
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During receive operations, exactly how many EDAC bits are extracted from the received data tones?
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6
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Who is responsible for the selection of a message precedence?
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Drafter
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SATCOM links are only slightly affected by what phenomena associated with hf propagation difficulties?
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Atmospheric
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Which type of scattering loss is proportional to the reciprocal of the fourth power of the wavelength of the light?
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Rayleigh
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You are working with a small advertising firm whose art development person will be traveling a lot over the next six months in conjunction with a big project. The art developer needs a notebook PC to travel with, but the display has to be very good for her to prepare the types of artwork required for the project. What should you recommend as the best display type for this notebook PC?
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Active matrix TFT technology
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To physically organize data on diskettes, what method is used?
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Sector
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One octal digit is represented by how many binary digits?
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Three
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How do you configure the Automatic Updates feature for Windows 2000?
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Double-click Automatic Updates in Control Panel and then click Automatic
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A Hay bridge measures unknown inductances by comparing them with which, if any, component?
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A standard capacitor
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An in-circuit meter is used for which purpose?
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To monitor circuit operation
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What line type is used for the nonresonant transmission line?
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An untuned line
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True or False:
The flanges of a magnetic tape reel are designed to guide the magnetic tape onto the reel |
False
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Quarters for muster and inspection are held each work day just before?
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0800
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Which is NOT a procedure for demagnetizing magnetic heads?
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Touch the energized degausser to the head
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One of your service technicians has called you from a customer's office to request that you ship a new power supply to him so he can replace a dead unit in one of the customer's PCs. Whichg is important information to gather about the power supply unit?
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Wattage rating
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Tactical communications is usually considered as line-of-sight. What maximum distance is normally within the line-of-sight range?
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25 miles
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You are setting up a wireless network in a large factory building that requires multiple access points to provide complete coverage. Which items must be configured to provide wireless users access to the network throughout the building?
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• A unique channel setting on each AP
• A universal SSID on all APs |
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What method is normally used to transmit graphs electronically?
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Facsimile
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Who is the chairman of the general mess advisory board?
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Food services officer
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Which of the following devices handles the first two layers of the OSI model?
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Bridge
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Which consideration should be given when applying external excitation to a bridge circuit?
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Apply only enough voltage to obtain a reliable indicator deflection
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On the FLTSATCOM satellite, channel 1 of the 25-kHz channels is used for what purpose?
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Fleet broadcast
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Who is the official with the authority to formally assume responsibility for operating a system at an acceptable level of risk?
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Designated Approving Authority
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What determines the level of voltage gradient at the emitter-base material contact point of a UJT?
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The bias voltage
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What is perhaps the most common source of a magnetic field that can affect a floppy disk?
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Telephone
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A molecule is the smallest possible particle that retains the characteristics of which substance?
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A compound
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In the classification position of a message, the letter “A” represents what classification or special handling instruction?
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SPECAT
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Exactly how many data bits are contained in each Link-11 information frame?
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24
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What is the overall electrical charge of the P-material in a semiconductor?
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0
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Which condition is NOT a form of poor fiber alignment?
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NA mismatch
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A quartz crystal filter is used in a communications receiver to improve which of the following characteristics?
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Selectivity
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Support craft designations start with what letter?
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Y
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A PIN photodiode usually operates in what way?
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Reverse-bias voltage applied
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Telemetery equipment used in satellite communications systems performs which of the following functions?
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They monitor the operating conditions within the satellite
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You have been asked to install a printer in a customer's office. When you arrive, you find a number of connectivity options available with the printer, including Wireless RF, infrared, parallel SCSI, and USB connections. Which printer interface is fastest for a local printer?
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SCSI
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How should a double lace be started?
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With a telephone hitch
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Which is NOT a cause of dynamic skew?
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Gap scatter in the magnetic head stack
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What effect does sweep frequency that is higher than the incoming signal frequency have on the displayed signal?
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It produces less than a complete view of the incoming signal
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Which of the following naval customs is observed in the U.S. Navy by ships that are under way?
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The national ensign is flown day and night
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MARISAT channels are broken down into three UHF channels, two narrowband channels, and what total number of wideband channels?
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1
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Which of the NAVMACS systems has up to four channels of full-period termination send-and-receive circuits?
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(V)3
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You are working in the Recovery Console and you want to move to another directory to check for the presence of specific files there. Which command-line statement is used to move between directories?
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CD
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Which type of nonimpact printers can be used for both printing and plotting?
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Electrostatic
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Which statement correctly describes the accuracy and use of a reactance-type capacitance meter?
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It gives approximate values and is usually portable
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When using the one-rescuer CPR technique, you should administer how many compressions per minute?
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60 to 80
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What type of record, if any, is required when destroying Confidential material?
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None
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The type, size, and shape of an antenna are determined by which factors?
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• Power output of the transmitter
• Transmitter frequency • Direction to the receiver |
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You have been called to work on a PC in the back office of a small retail store. When you arrive, you find that you are unable to speak the same language as the proprietor. What can you do considering the language barrier that exists?
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• Contact your management to determine whether they have access to anyone who can speak their language so that person can interpret
• Use illustrations and graphics to communicate with the customer (after you notify the supervisor) |
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Frequency deviation of an fm signal is usually expressed in which of the following units of measurements?
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Kilohertz
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CD-ROM uses a technology called WORM. What does WORM mean?
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Write once, read many
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While upgrading the processor in a customer's desktop computer, you break off one of the plastic ears that clip the heat sink and fan onto the processor. Without it, the heat sink will not have a tight fit on top of the processor and may cause overheating. The system is a couple of years old. What should you do?
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Report the broken ear to your supervisor and replace the system board at your company's expense
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The polarity of a radio wave is determined by the orientation of (a) what moving field with respect to (b) what reference?
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(a) Electric (b) earth
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A transmit multicoupler provides which function?
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Isolation between transmitters
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With Link-11 transmitting on the HF range and the sideband select switch set to the AUTO position, which of the following priorities are used by the DTS to find the data word with no errors to send to the computer?
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DIV, USB, LSB
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True or False:
When you prepare a DD Form 1348, you may use a typewriter, ballpoint pen or pencil |
False
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True or False:
A single-station POFA error printout that lists bit errors that are less than 10 percent of the total words transmitted is considered a successful POFA |
False
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In ceramic ferrules, the center hole is created by which process?
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By forming the ferrule around a precision wire
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Which digit is the MSD in the binary number 1011001?
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The 1 farthest to the left
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How many types of pay may you receive?
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3
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True or False:
The purpose of EMI is to correct a training deficiency and deprive normal liberty |
False
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You are preparing to install a new scanner on one of your Windows XP Professional production computers. In case a problem occurs with installing the new device, you decide to establish a Restore Point that you can return to. Where can you establish a Restore Point in Windows XP Professional?
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Start, All Programs, Accessories, System Tools, System Restore
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The base material of magnetic tape is made with what material?
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Plastic or Metal
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Solvents spilled on some types of tile may cause what type of problem?
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Lung irritation
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Your national sales director spends a considerable amount of time on airplanes each month. It is time to upgrade his notebook PC. You have settled on the fact that he will need one of the low power consumption chipsets and processors, and now you are evaluating which battery types might be available to provide power over the duration of longer flights. Which battery type offers the longest battery life in a portable PC?
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NiMH
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The primary cell is completely discharged when which conditions exists?
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• The cathode is completely eaten away
• The active ingredient in the electrolyte is used up • The voltage of the cell is reduced to zero |
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Which of the following techniques would cause a too-narrow bandpass in an rf amplifier?
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A loosely coupled transformer
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Which form may be used for a record of destruction for Top Secret information?
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OPNAV 5511/12 “Classified Material Destruction Report
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What are the two most common semiconductor materials used in electronic and electro-optic devices?
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Silicon and gallium arsenide
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What name is given to a group of devices that either produce light or use light in their operation?
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Optoelectronic
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When are ordnance most susceptible to RF energy fields?
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During loading, unloading and handling
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Which Navy personnel are required to report all offenses to proper authority?
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• Officers
• Petty officers • Nonrated personnel |
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On magnetic tape, the size of a record that holds the data is restricted in what two ways?
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By the length of the tape and the capacity of internal storage
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Microprocessor chips contain what three types of circuitry?
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Control logic, instruction decoding, and arithmetic-processing
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The AN/ARC-143 UHF Transceiver, used for ASWIXS communications, has how many parts?
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2
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A final rf power amplifier biased for plate modulation operates in what class of operation?
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C
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True or False:
Winding errors can happen when improper winding practices create an excessive or uneven force as the tape is being wound onto a tape reel |
True
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In an oscilloscope, which of the following waveform characteristics are represented by (a) vertical deflection and (b) horizontal deflection?
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(a) Amplitude (b) frequency
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When using a soldering iron to replace transistors, you must be sure there is no current leakage between the power source and the tip of the iron. Which of the following actions should you take if current leakage is detected?
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Use an isolation transformer to power the soldering iron
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Which equipment changes teletypewriter dc pulses to mark and space modulation for the transmitter carrier wave?
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A keyer
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You have just completed a new installation of Windows XP on a client's PC. The end user wants to download the latest updates from the Windows Update Service. When the user attempts to perform this operation, she can get to the Internet, but she cannot get the Windows Update Service to run. Why might that be?
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The user does not have sufficient permission levels to run the Update Service
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By using frequency-division multiplexing, TTY circuits may carry a maximum of how many single, 3,000- hertz channels?
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16
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When a carrier is phase-shift keying modulated, (a) a data bit ONE will normally cause the carrier to shift its phase what total number of degrees, and (b) a data bit ZERO will cause the carrier to shift its phase what total number of degrees?
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(a) 180 (b) 0
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The M14 rifle is best described by which of the following groups of characteristics?
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Lightweight, gas-operated, magazine-fed, and capable of semiautomatic or automatic fire
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What material is added to nonslip deck coverings to provide better footing?
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Pumice
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What would an available school quota be classified as during a SWOT analysis?
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Opportunity
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You receive an email from your ISP asking you to go to their secure site and update your credit card information. When you click the link supplied in the email, you are taken to the ISP's site where you are told to update your payment information. What should you do at this point?
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Ignore the email and delete it
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Where is the form kept that allows you as a user to handle and receipt for COMSEC material?
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With the CMS custodian
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When dissimilar machines have the ability to communicate, they act in which of the following ways?
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As a team
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The NTDS uses which data transmission links?
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14, 11, 4A
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Which of the following electrical quantities is measured by a watt hour meter?
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Energy
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Which are functions of magnetic tape transports?
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• Moves the magnetic tape across the magnetic heads
• Holds the moving tape • Protects the moving tape |
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How can you erase a floppy disk?
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• Degauss it
• Reformat it |
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When fiber attenuation is measured with an OTDR, the end cursor, Z2, should be placed at what point along the OTDR trace?
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On the gradual downward part of the trace just before the ending connector or splice
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What is a combination of two unclassified words with an unclassified meaning known as?
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Nicknames
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Which of the following Chief of Naval Operations initiated the Personal Excellence Program to emphasize Navy involvement in the civilian community?
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Admiral James D. Watkins
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