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23 Cards in this Set

  • Front
  • Back
Which of the following is
NOT a category of network
problems?
1. Commware
2. Hardware
3. Peopleware
4. Software
1. commonware
Which of the following is
NOT a specialized diagnostic
tool?
1. Breakout box
2. Datascope
3. Time domain
reflectometer
4. Voltmeter
4. Voltmeter
Which of the following areas
cause the majority of all
network-related problems?
1. Cabling failures
2. Operating system
failures
3. Power outages
4. User actions
4. User actions
To determine the problem,
which of the following
information should be
gathered?
1. Nature of the problem
2. Node identification
number
3. User’s name
4. All of the above
4. All of the above
How many primary culprits
are there to network
malfunctions?
1. Five
2. Two
3. Three
4. Four
3. Three
component Failures
Server Failures
Data Collision
Component failures are
categorized into which of
the following types of
faults?
1. Hard and soft
2. Hard and permanent
3. Soft and temporary
4. Permanent and temporary
1. Hard and Soft
PC tests are that stored in ROM,are known by which of
following terms?
1. Boot test
2. Pre-startup test
3. Power-on self test
4. Start test
3. POST-power on self test
Which of the following
pieces of test equipment is
the best tool to use for
network malfunctions?
1. Line conditioner
2. Network analyzer
3. Time domain
reflectometer
4. Voltmeter
2. Network Analyzer
When a network malfunction
is detected, the alarm is
sent to which of the
following persons?
1. Department head
2. Network supervisor
3. Security officer
4. User
2. Network supervisor
To reestablish services,
which of the following steps
is the first and easiest to
try?
1. Run the system
distribution
2. Run the system
initialization command
3. Shutdown and reboot the
system
4. Verify the domain name
1. Run the system
distribution
Which of the following terms
is used to describe what
occurs when two nodes start
transmitting at the same
time?
1. Collision
2. Derail
3. Jam
4. Wreck
1. Collision
When a node needs to send
data, it waits until the
line is quiet and then
transmits. This protocol is
known by what term?
1. CSMA/CA
2. CSMA/CB
3. CSMA/CD
4. CSMA/CE
3. CSMA/CD
In a CSMA/CA system, the
media-access method uses
which of the following
signals before sending a
frame onto the network?
1. NTS and CTS
2. RTS and CTS
3. WTS and NTS
4. WTS and RTS
2. RTS and CTS
ready to send & clear to send
Which of the following terms
is described as a hardware
signal sent from a potential
transmitter to a destination
to indicate that the
transmitter wishes to begin
a transmission?
1. BTS
2. NTS
3. RTS
4. WTS
3. RTS
Communication line problems
fall into how many different
categories?
1. Five
2. Two
3. Three
4. Four
3. Three
excessive noise, cabling, and backbone connections
Which of the following terms
is NOT a form of noise?
1. Blocktalk
2. Crosstalk
3. Impulse
4. White
1. Blocktalk
Which of the following
ratios is used to determine
how long a cable segment can
be before the signal loss is
unacceptably high?
1. NER
2. NNR
3. SER
4. SNR
4. SNR

signal to noise ratio
Filters applied early in the
transmission are known by
which of the following
terms?
1. Baseband
2. Broadband
3. Passband
4. Preband
1. Baseband
Which of the following terms
is used to describe the
decrease in signal strength
measured in decibels per 100
feet?
1. Crosstalk
2. Impedance
3. Attenuation
4. Degradation
3. Attenuation
A commonly used measure of
interference in twisted-pair
cable is referred to by
which of the following
names?
1.Front-end crosstalk
2.Inter-end crosstalk
3.Mid-to-end crosstalk
4.Near-end crosstalk
4.Near-end crosstalk
remember NEXT
Which of the followinq terms
is a measure of electrical
resistance?
1. Crosstalk
2. Impedance
3. Attenuation
4. Degradation
2. Impedance
How many types of line
conditioning are available?
1. Five
2. Two
3. Three
4. Four
2. Two
C conditioning and D conditioning
Which of the following
equipment is used to extend
the transmission range
between devices that are
connected directly to each
other?
1. Line conditioner
2. Line driver
3. Network analyzer
4. Time domain
reflectometer
2. Line driver