RCDD Chapter 20

13 Questions | Total Attempts: 288

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RCDD chapter 20


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Questions and Answers
  • 1. 
    In Data center planning what type of telecommunications cabling are required?
    • A. 

      100-ohm twisted-pair cable? (Category 6/class E or higher is recommended.

    • B. 

      Unshielded or shielded copper cable

    • C. 

      Multimode optical fiber (50/125 um 850 nm laser optimized)

  • 2. 
    Review page 20.9
    • A. 

      Yes

    • B. 

      No

  • 3. 
    Providing redundant cross-connects areas and pathways that are physically separtated can decrease the reliability of the telecommunications infrastructure.
    • A. 

      True

    • B. 

      False

  • 4. 
    N +1 redundancy =
    • A. 

      Provides two additional units

    • B. 

      System meets base requriements and has no redundancy

    • C. 

      Provides two complete units

    • D. 

      Provides one additional unit

  • 5. 
    N + 2 redundancy =
    • A. 

      Provides two additional units

    • B. 

      System meets base requriements and has no redundancy

    • C. 

      Provides two complete units

    • D. 

      Provides one additional unit

  • 6. 
    2N redundancy =
    • A. 

      Provides one additional unit

    • B. 

      Provides two complete units

    • C. 

      System meets base requriements and has no redundancy

    • D. 

      Provides two additional units

  • 7. 
    A Tier I data center is susceptible to disruptions from both planned and unplanned activity.
    • A. 

      True

    • B. 

      False

  • 8. 
    Tier IV provides site infrastructure capacity and capability to premit any planned activity without disruption to the critical load.  This is know as what?
    • A. 

      Redundant components

    • B. 

      Concurrently maintainable

    • C. 

      Fault tolerant

    • D. 

      Basic

  • 9. 
    Physical threat is the the worst data center threat.
    • A. 

      True

    • B. 

      False

  • 10. 
    For physical secruity of data centers it is generally accepted that there are four primary authentication factors with an additional optional factor.  Type 1 =
    • A. 

      Something you know, or passwords and personal identification numbers (PIN)

    • B. 

      Something you have, or keys, cards, and tokens

    • C. 

      Something you, or some physical characteristic (biometrics

    • D. 

      Something you do (optional and less distinct authentication factor)

  • 11. 
    Type 2 =
    • A. 

      Something you do (optional and less distinct authentication factor

    • B. 

      Something you are, or some physical characteristic (biometrics)

    • C. 

      Something you have, or keys, cards, and tokens

    • D. 

      Something you know, or passwords and personal identification numbers (PIN)

  • 12. 
    Type 3 =
    • A. 

      Something you know, or passwords and personal identification numbers (PIN)

    • B. 

      Something you have, or keys, cards, and tokens

    • C. 

      Something you do (optional and less distinct authentication factor

    • D. 

      Something you are, or some physical characteristic (biometrics)

  • 13. 
    Type 4 =
    • A. 

      Something you are, or some physical characteristic (biometrics)

    • B. 

      Something you have, or keys, cards, and tokens

    • C. 

      Something you know, or passwords and personal identification numbers (PIN)

    • D. 

      Something you do (optional and less distinct authentication factor