3c251 Volume 2

89 Questions | Total Attempts: 351

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Volume Quizzes & Trivia

3C251 Volume 2. Only URE's.


Questions and Answers
  • 1. 
    What device is used to input and display data?
    • A. 

      A terminal

    • B. 

      A printer

    • C. 

      A client

    • D. 

      A host

  • 2. 
    What device is a terminal with significant computing and processing capability?
    • A. 

      A printer

    • B. 

      A server

    • C. 

      A client

    • D. 

      A host

  • 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

  • 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

  • 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

  • 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

  • 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

  • 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

  • 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

  • 10. 
    What is the maximum number of days an on-call patch should be activated?
    • A. 

      3

    • B. 

      7

    • C. 

      10

    • D. 

      12

  • 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

  • 12. 
    What does power distribution within the system control facilities?
    • A. 

      Main power panel

    • B. 

      Power supply

    • C. 

      Transformer

    • D. 

      Subpanel

  • 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

  • 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

  • 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

  • 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

  • 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

  • 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

  • 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

  • 20. 
    Which module is common equipment for the Promina?
    • A. 

      Trunk

    • B. 

      Processor

    • C. 

      Data

    • D. 

      Voice

  • 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

  • 22. 
    Which device provides clocking functions to the Promina 800 nodes?
    • A. 

      Switching Exchange

    • B. 

      Processor

    • C. 

      Memory

    • D. 

      T-Bus

  • 23. 
    Which module is the central point of data storage for Promina nodes?
    • A. 

      Server

    • B. 

      Memory

    • C. 

      Processor

    • D. 

      Switching

  • 24. 
    A Promina node can have how many links?
    • A. 

      16

    • B. 

      32

    • C. 

      64

    • D. 

      128

  • 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