3c251 Volume 2
3C251 Volume 2. Only URE's.
- 1.
What device is used to input and display data?
- A.
A terminal
- B.
A printer
- C.
A client
- D.
A host
Correct Answer
A. A terminal -
- 2.
What device is a terminal with significant computing and processing capability?
- A.
A printer
- B.
A server
- C.
A client
- D.
A host
Correct Answer
C. A client -
- 3.
What device modulates digital data onto an analog carrier for transmission?
- A.
Channel Service Unit (CSU)
- B.
Digital Service Unit (DSU)
- C.
CSU/DSU
- D.
Modem
Correct Answer
D. Modem -
- 4.
What network device is certified to secure all classified levels and categories and is able to encrypt trunk-level high-speed circuits?
- A.
The AN/CYZ-10 Data Transfer Device (DTD)
- B.
The Secure Terminal Equipment (STE)
- C.
Secure DTD 2000 Systems (SDS)
- D.
The TSEC/KIV-19
Correct Answer
D. The TSEC/KIV-19 -
- 5.
What network device provides high-speed secure data transfers up to 38.4 kilobits per second (kbps) for asynchronous or 128 kbps for synchronous?
- A.
The AN/CYZ-10 Data Transfer Device (DTD)
- B.
The Secure Terminal Equipment (STE)
- C.
The TSEC/KIV-7HS
- D.
The TSEC/KIV-19
Correct Answer
B. The Secure Terminal Equipment (STE) -
- 6.
What type of resistor is wired between the tip and ring of the monitor jack of the audio patch panel that makes it possible for you to monitor the signal?
- A.
12-ohm
- B.
14-ohm
- C.
22-ohm
- D.
24-ohm
Correct Answer
C. 22-ohm -
- 7.
Which patch bay provides a circuit monitoring and testing capability for T-1 circuits?
- A.
Digital
- B.
DS-X
- C.
Digital and audio
- D.
DS-X and audio
Correct Answer
B. DS-X -
- 8.
Which patch bay(s) can accommodate DB-25 modules wired for the RS-232, RS-530, or V.35 physical standards?
- A.
Digital
- B.
DS-X
- C.
Digital and audio
- D.
DS-X and audio
Correct Answer
A. Digital -
- 9.
As related to the Red/Black concept, which type of separator is the isolating of batteried circuits from each other?
- A.
Link
- B.
Circuit
- C.
Electrical
- D.
Physical
Correct Answer
C. Electrical -
- 10.
What is the maximum number of days an on-call patch should be activated?
- A.
3
- B.
7
- C.
10
- D.
12
Correct Answer
B. 7 -
- 11.
Who does the system control facility (SCF) contact for assistance when on-call service cannot be established within the means available to the SCF?
- A.
User
- B.
Circuit control office
- C.
Other systems control facilities
- D.
Regional network operations and security center
Correct Answer
D. Regional network operations and security center -
- 12.
What does power distribution within the system control facilities?
- A.
Main power panel
- B.
Power supply
- C.
Transformer
- D.
Subpanel
Correct Answer
A. Main power panel -
- 13.
Which uninterrupted power supply (UPS) component takes the direct current (DC) voltage input and changes it to alternating current (AC) voltage?
- A.
Inverter
- B.
Static switch
- C.
Battery banks
- D.
Rectifier/charger
Correct Answer
A. Inverter -
- 14.
Which auxiliary generator component connects the generator to the load by changing the facility's power feed from the commercial source to the generator?
- A.
Switchgear
- B.
Starting system
- C.
Distribution panel
- D.
Engine control panel
Correct Answer
A. Switchgear -
- 15.
The difference between a promina trunk and link is that a trunk is a
- A.
Multiple physical connection between two nodes and a link is a single logical connection
- B.
Single logical connection between two nodes and a link is a multiple physical link
- C.
Logical connection that can consist of one or more links and a link is a single physical connection between nodes
- D.
Physical connection between two nodes and a link is a logical connection that can consist of one or more trunks
Correct Answer
D. Physical connection between two nodes and a link is a logical connection that can consist of one or more trunks -
- 16.
What important feature of dynamic bandwidth allocation is the Promina?
- A.
If a path to a connected node is down, traffic is automatically rerouted over other trunks
- B.
If a path to a connected node is down, traffic can be manually rerouted over the other trunks
- C.
Bandwidth is assigned to a pool and is allocated to a 9.6 Kbps circuit
- D.
Bandwidth is assigned to a 64 Kbps channel and is allocated to a 9.6 Kbps circuit
Correct Answer
B. If a path to a connected node is down, traffic can be manually rerouted over the other trunks -
- 17.
What is an important feature of dynamic routing in the Promina?
- A.
If a path to a connected node is down, traffic is automatically rerouted over other trunks
- B.
If a path to a connected node is down, traffic is manually rerouted over other trunks
- C.
Bandwidth for a 9.6 Kbps circuit is assigned to a pool and is allocated as needed
- D.
Bandwidth for a 9.6 Kbps circuit is assigned to a 64 Kbps channel
Correct Answer
A. If a path to a connected node is down, traffic is automatically rerouted over other trunks -
- 18.
How does the Defense Information Systems Agency (DISA) ensure there are some standards of operation throughout the Promina network?
- A.
Dynamic bandwidth allocation
- B.
Centralized management
- C.
Transparency to users
- D.
Dynamic routing
Correct Answer
B. Centralized management -
- 19.
What feature of the Promina allows users to be unconcerned with the exact circuit path?
- A.
Dynamic bandwidth allocation
- B.
Centralized management
- C.
Transparency to users
- D.
Dynamic routing
Correct Answer
C. Transparency to users -
- 20.
Which module is common equipment for the Promina?
- A.
Trunk
- B.
Processor
- C.
Data
- D.
Voice
Correct Answer
B. Processor -
- 21.
How many Promina Processor Modules can be installed in a Promina 800 node?
- A.
One only
- B.
Two only
- C.
One to four
- D.
Two to six
Correct Answer
C. One to four -
- 22.
Which device provides clocking functions to the Promina 800 nodes?
- A.
Switching Exchange
- B.
Processor
- C.
Memory
- D.
T-Bus
Correct Answer
A. Switching Exchange -
- 23.
Which module is the central point of data storage for Promina nodes?
- A.
Server
- B.
Memory
- C.
Processor
- D.
Switching
Correct Answer
A. Server -
- 24.
A Promina node can have how many links?
- A.
16
- B.
32
- C.
64
- D.
128
Correct Answer
C. 64 -
- 25.
Which Promina module only supports one T-1 trunk, DS-1 rate (1.544 Mbps) transmission facilities?
- A.
CellXpress
- B.
TRK-2A
- C.
TRK-3
- D.
T-3
Correct Answer
B. TRK-2A -
- 26.
Which trunk module is designed specifically for the high-speed shelf (HSS-2) on the Promina 800?
- A.
CellXpress
- B.
TRK-2
- C.
TRK-3
- D.
T-3
Correct Answer
D. T-3 -
- 27.
Which trunk module interconnects Promina nodes across an asynchronous transfer mode (ATM) network?
- A.
CellXpress
- B.
TRK-2
- C.
TRK-3
- D.
T-3
Correct Answer
A. CellXpress -
- 28.
Which protocol provides the path that carries node management data between the nodes?
- A.
Simple Network Management
- B.
Signal Channel List
- C.
Transmission Control
- D.
Internet Control
Correct Answer
B. Signal Channel List -
- 29.
Which trunk module does not provide proprietary non-subrated interface signals that can only be interpreted by a Promina 800 Series node?
- A.
CellXpress
- B.
TRK-2
- C.
TRK-3
- D.
T-3
Correct Answer
C. TRK-3 -
- 30.
Which Promina module accepts two DS-1 signals in the D3/D4 frame format, separates them into 48 separate 64-kbps channels, and operates at the 2.048 Mbps rate?
- A.
Primary rate card
- B.
Two-megabit channelized port
- C.
Quad Analog Voice Port
- D.
Voice Server
Correct Answer
B. Two-megabit channelized port -
- 31.
What type of Promina module supports two independent synchronous circuits at data rates from 9.6 Kbps to 2.048 Mbps?
- A.
Quad synchronous data
- B.
Universal synchronous data
- C.
High-speed synchronous data
- D.
Quad asynchronous/synchronous data
Correct Answer
C. High-speed synchronous data -
- 32.
What type of Promina module supports subrate data multiplexing?
- A.
INT-422
- B.
TRK-3
- C.
HSD-2
- D.
X.50
Correct Answer
D. X.50 -
- 33.
At status level 2 of the Promina Operator Interface, the operator has access to query all nodes
- A.
And modify the local node within the local domain
- B.
And modify all nodes within the local domain
- C.
And preform network system administration
- D.
Within the local domain
Correct Answer
A. And modify the local node within the local domain -
- 34.
Which Promina menu contains commands for managing operators and the operator console?
- A.
Prolog Procedure
- B.
Functional Area
- C.
Action
- D.
Object
Correct Answer
A. Prolog Procedure -
- 35.
Which Promina menu contains commands for configuring the network?
- A.
Prolog Procedure
- B.
Functional Area
- C.
Action
- D.
Object
Correct Answer
B. Functional Area -
- 36.
Which Promina menu is used only with an operator status of level 3 or higher?
- A.
Prolog Procedure
- B.
Functional Area
- C.
Action
- D.
Object
Correct Answer
C. Action -
- 37.
What can you do to prevent Promina alarms from being overwritten and discarded?
- A.
Reset all alarms
- B.
Clear all alarms
- C.
Cancel all alarms that have been resolved
- D.
Save all alarms that are not associated with a clearing event
Correct Answer
C. Cancel all alarms that have been resolved -
- 38.
Which Promina Operator Interface query command displays the voice compression available, software version installed, hardware type, and link status?
- A.
Node
- B.
Links
- C.
Alarms
- D.
Network
Correct Answer
A. Node -
- 39.
Which Promina Operator Interface query command displays a matrix depicting the network topology of the nodes connected within the local domain?
- A.
Node
- B.
Links
- C.
Alarms
- D.
Network
Correct Answer
D. Network -
- 40.
After you have adjusted the oscilloscope intensity control to increase the readability of the display, what other control may you need to adjust?
- A.
Gain
- B.
Focus
- C.
Frequency
- D.
Position
Correct Answer
B. Focus -
- 41.
What oscilloscope control do you need to adjust when a "halo" appears on the display?
- A.
Intensity
- B.
Marker
- C.
Sweep
- D.
Focus
Correct Answer
A. Intensity -
- 42.
When the spot is elliptical on the oscilloscope screen, what control should you adjust?
- A.
Gain
- B.
Position
- C.
Frequency
- D.
Focus
Correct Answer
D. Focus -
- 43.
What oscilloscope height-to-width ratio provides optimum display proportions for general-purpose waveform examinations?
- A.
1:1
- B.
2:3
- C.
3:4
- D.
4:6
Correct Answer
B. 2:3 -
- 44.
To center the trace on the cathode-ray tube (CRT) of an oscilloscope, what controls do you use?
- A.
Frequency and sweep calibrator
- B.
Expand sweep and sweep calibrator
- C.
Horizontal and vertical gain
- D.
Horizontal and vertical position
Correct Answer
D. Horizontal and vertical position -
- 45.
What happens to the observed signal if you advance the oscilloscope synchronizing control too far?
- A.
Masking
- B.
Distortion
- C.
Deflection
- D.
Overloading
Correct Answer
B. Distortion -
- 46.
What are two major sections of a bit error rate test (BERT) set?
- A.
Emitter and detector
- B.
Emitter and receiver
- C.
Transmitter and generator
- D.
Transmitter and receiver
Correct Answer
D. Transmitter and receiver -
- 47.
Which section of the bit error rate test (BERT) set generates a pseudo-random test pattern?
- A.
Emitter
- B.
Receiver
- C.
Detector
- D.
Transmitter
Correct Answer
D. Transmitter -
- 48.
Which section of the bit error rate test (BERT) set measures the received test pattern?
- A.
Transmitter
- B.
Emitter
- C.
Detector
- D.
Receiver
Correct Answer
D. Receiver -
- 49.
What type of framing format should you use to conduct a bit error rate test (BERT) on a T-1 circuit configured for binary with eight-zero substitution (B8ZS) coding?
- A.
Extended superframe
- B.
Alternate mark inversion
- C.
Return-to-zero
- D.
Superframe
Correct Answer
A. Extended superframe -
- 50.
What determines the size of a test pattern segment?
- A.
The total number of bits in the test pattern
- B.
The total number of bytes that represent the bits test pattern
- C.
The number of bits that can represent the total number of bits in the test pattern
- D.
The number of bits in the number of bytes that are equally divided into the test pattern
Correct Answer
C. The number of bits that can represent the total number of bits in the test pattern -
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Jan 15, 2013Quiz Edited by
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Jun 03, 2010Quiz Created by
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