Free CompTIA JK0-023 Exam Braindumps (page: 44)

Which of the following ports is the default telnet port?

  1. 20
  2. 21
  3. 22
  4. 23

Answer(s): D



Which of the following uses port 23 by default?

  1. TELNET
  2. IMAP
  3. FTP
  4. SNMP

Answer(s): A



Which of the following would Kim, a technician, use in voice over IP communications?

  1. SNTP
  2. SCP
  3. SMTP
  4. SIP

Answer(s): D



Which TCP/IP model layer does the OSI model layer named 'session' respond to?

  1. Application
  2. Presentation
  3. Internet
  4. Transport

Answer(s): A






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