Free CompTIA JK0-023 Exam Braindumps (page: 40)

Which of the following routing protocols can be utilized as both an IGP and EGP?

  1. EIGRP
  2. RIP
  3. IGRP
  4. RIPv2

Answer(s): A



Which of the following ports should be allowed through a firewall to allow DNS resolution to occur to an outside DNS server?

  1. 20
  2. 53
  3. 80
  4. 3389

Answer(s): B



Which of the following networking devices can exist at several layers of the OSI model at the same time? (Select TWO).

  1. Switch
  2. Cable
  3. Repeater
  4. Router
  5. Bridge
  6. Hub

Answer(s): A,D



Which of the following layers of the OSI model maps to the Network Interface layer of the TCP stack? (Select TWO).

  1. Physical
  2. Session
  3. Data Link
  4. Network
  5. Transport

Answer(s): A,C






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