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1.
Which are the most important aspects to consider when designing the core layer in a large network? (Choose all that apply).
  • A.
    Low cost
  • B.
    Switches that can efficiently forward traffic, even when every uplink is at 100 percent capacity
  • C.
    High port density of high-speed ports
  • D.
    A low number of Layer 3 routing peers
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Answer : [B],[C]
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2.
How many distribution switches should be built into each switch block?
  • A.
    1
  • B.
    2
  • C.
    4
  • D.
    8
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Answer : [B]
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3.
What evidence can be seen when a switch block is too large? (Choose all that apply.)
  • A.
    IP address space is exhausted.
  • B.
    You run out of access layer switch ports.
  • C.
    Broadcast traffic becomes excessive.
  • D.
    Traffic is throttled at the distribution layer switches.
  • E.
    Network congestion occurs.
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Answer : [C][D][E]
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4.
A switch block should be sized according to which two of the following parameters? (Choose all that apply.)
  • A.
    The number of access layer users
  • B.
    A maximum of 250 access layer users
  • C.
    A study of the traffic patterns and flows
  • D.
    The amount of rack space available
  • E.
    The number of servers accessed by users
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Answer : [A][C]
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5.
What is the maximum number of access layer switches that can connect into a single distribution layer switch
  • A.
    1
  • B.
    2
  • C.
    Limited only by the number of ports on the access layer switch
  • D.
    Limited only by the number of ports on the distribution layer switch
  • E.
    Unlimited
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Answer : [D]
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