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74 Cards in this Set
- Front
- Back
Which OS support all of the following features: System Restore, Device Driver Rollback, device driver verification, and scalable memory and processor support?
A. XP Pro B. XP Home C. XP MCE D. 2000 Pro |
A. XP Pro
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Which OS(s) can encrypt data to prevent unauthorized parties from being able to change or view it?
A. XP Pro B. XP Home C. XP MCE D. 2000 Pro |
A. XP Pro
D. 2000 Pro |
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Which is an industry-standard, high-strength authentication method that allows single sign-on to Windows 2000-based network resources support by Windows XP Pro and Windws 2000 Pro?
A. EFS B. IPSec C. Kerberos D. Smart Cards |
C. Kerberos
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Which OS support the System Preparation Tool deployment feature, which is used to clone computer configurations, systems, and applications?
A. XP Pro B. XP Home C. XP MCE D. 2000 Pro |
A. XP Pro
D. 2000 Pro |
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Which desktop management feature enables a user to share control of his or her computer with someone on a network or the internet to provide assistance for a problem?
A. Remote desktop B. Remote assistance C. Help and Support Center D. Troubleshooters |
B. Remote assistance
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Which OS supports offline file and folder support with encryption?
A. XP Pro B. XP Home C. XP MCE D. 2000 Pro |
A. XP Pro
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Which device manager status icon indicates that a device is conflicting with another device?
A. Exclamation point B. Red X C. Green question mark D. Listed in the Other Devices category |
A. Exclamation point
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Name two things you assign permissions to local user accounts to control.
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Read
Write Modify Delete |
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Hard disks are divided into usable storage space through ________.
A. files B. folders C. directories D. partitions |
D. partitions
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You organize information under the root of a hard disk partition by using which of the following?
A. Files B. Folders C. Directories D. Partitions |
B. Folders
C. Directories |
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Which Windows utility can be used to manage files and folders?
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Windows Explorer
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Which user interface component provides access to a group of tools you can use to control your computer's system settings?
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Control Panel
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When you're creating a directory in Windows Explorer, what's the maximum depth of the folder structure?
A. 63 characters B. 254 characters C. 255 characters D. Unlimited |
C. 255 characters
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What's the main difference between binary and text files?
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Binary files cannot be read by humans
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What's the purpose of the file extension?
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To determine what type of file it is
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If you want a colleague to be able to change a file, but not delete it, which NTFS file permission should you assign?
A. Full Control B. Modify C. Read & Execute D. Write |
D. Write
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To assign NTFS permissions to file and folders on a Windows XP Pro computer that is not a domain member, you have to disable what feature?
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Simple file sharing
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Power requirements for a CPU?
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Pentium 4 and Athlon-class processors use 65 W or more; older CPU's use 50 W or less
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Power requirements for a motherboard not including the power for the CPU chip and memory?
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30 W
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Power requirements for memory?
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10 W or more per 128 MB
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Power requirements for a hard drive?
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5 - 15 W
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Power requirements for a CD-ROM?
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10 - 20 W
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Power requirements for a floppy drive?
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5 - 10 W
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Power requirements for an adapter card?
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5 - 30 W
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Output voltage/amperage for an AGP video card?
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+3.3 V / 14 A
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Output voltage/amperage for an ISA bus (AT bus) adapter card?
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-5 V / 0.3 A
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Output voltage/amperage for a motherboard, CD/DVD drives, hard drives, Pentium III and earlier processors?
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+5 V / 30 A
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Output voltage/amperage for a "soft power" switch?
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+5 V /
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Output voltage/amperage for some older network adapters and serial ports?
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-12 V / 1 A
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Output voltage/amperage for a CD/DVD drives, hard drives, Pentium 4 and Athlon processors, and motherboards?
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+12 V / 12 A
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What is the 1-10-100 Rule?
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Can feel 1mA, 10 mA is enough to make muscles contract, and 100 mA is enough to stop your heart.
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How do you calculate current?
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V = i * r
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Define voltage
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Voltage is the force of electricity caused by a difference in charge, or electrical potential, at two locations.
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Define current
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Current is a measure of the flow of electrons past a given point.
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Define watts
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Electrical power that is a derived quantity that can be calculated by multiplying the voltage by the current.
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What is the name of the peripheral power connector for CD/DVD, IDE hard drives, and floppy drives?
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Molex connector
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What is the name of the peripheral power connector for floppy drives?
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Berg connector
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DC voltage level for orange wire on power supply?
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+3.3 V
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DC voltage level for red wire on power supply?
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+5 V
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DC voltage level for black wire on power supply?
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Ground
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DC voltage level for gray wire on power supply?
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+5 V
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DC voltage level for purple wire on power supply?
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+5 V
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DC voltage level for yellow wire on power supply?
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+12 V
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DC voltage level for blue wire on power supply?
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-12 V
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DC voltage level for green wire on power supply?
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+5 V
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DC voltage level for white wire on power supply?
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-5 V
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What's the purpose of the Power_Good signal?
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To determine if the power is sufficiently good/so the PC will boot
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Name the 3 components of a CPU
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Control Unit
One or more execution units (cores) Registers |
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What is the purpose of the control unit in a CPU?
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Responsible for managing the flow of a program
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What is the purpose of the execution units in a CPU?
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Responsible for the processing of instructions and data. Also known as a core.
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What is the purpose of the registers in a CPU?
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They are memory locations that hold instructions or units of data. They operate at the same speed as the CPU.
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Addressable RAM
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Describes the total amount of memory that's accessible by the processor
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Bus (address)
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Connects the process to main memory
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Bus (data)
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Number of bits of data or instructions that can be transferred in a single operation
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Bus (internal)
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How many bits of information the processor can work with at a single time
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Cache
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High-speed memory contained within or directly coupled to the processor
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Clock Speed
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Number of cycles per second of the computer's synchronization clock, measured in Hz, MHz, or GHz
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Dual Independent Bus (DIB)
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A processor architecture that includes two buses: one to the main system memory and another to the level 2 cache
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Front-side Bus Speed
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The speed at which the processor interacts with the rest of the system
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Hyper-threading
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An Intel technology that enables a single processor to execute two streams of instructions at the same time, as if it were two processors
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Multimedia Extensions (MMX)
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An expanded set of instructions supported by a processor that provides multimedia specific functions
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Multiprocessing
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Using more than one processor within a system to speed program execution
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Out-of-Order Completion
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A technique by which instructions can be executed of of order when order isn't important and the process determines a more efficient sequence
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Overclocking
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Running the CPU at a high speed than it was rated to run at
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Pipelining
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The overlapping of instructions to speed up overall execution
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Register Renaming
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Modern processors can rename registers so instructions can access their own set of registers and not interfere with other instructions
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Single Instruction Multiple Data (SIMD)
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A technique by which a single instruction can be applied to more than one piece of data
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Speculative Execution
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A technique by which a processor executes an instruction in the expectation that the result is needed
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Superscalar
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A technique that enables a processor to execute more than one instruction in a single clock cycle
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Throttling
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A technique by which the speed of the processor is scaled back so that it uses less power and creates less heat
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What is a chipset?
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One or more chips packaged into a single unit and sold together that perform a set of functions in a computer
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What are the core features of a chipset?
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Memory Control
System bus functions Audio functions Video display functions System management functions |
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Southbridge chip
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Controls interactions between buses and devices not controlled by the Northbridge; including the standard PCI expansion bus, floppy drive, serial port, parallel port, PS/2 keyboard and mouse
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Northbridge chip
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Controls interactions between the CPU, memory, AGP video, and Soutbridge
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