Free JK0-023 Exam Braindumps
CompTIA Network+ certification Questions 331–335 (page: 68)

Updated On: 10-Feb-2026

After installing new cabling, Karen, a technician, notices that several computers are connecting to network resources very slowly. Which of the following tools would BEST help in determining if the new cabling is the cause of the problem?

  1. Multimeter
  2. Cable certifier
  3. Cable tester
  4. Toner probe

Answer(s): B



Kim, a technician, needs to test if domain name resolution is functioning properly. Which of the following software tools would she use to accomplish this? (Select TWO).

  1. arp
  2. dig
  3. route
  4. nslookup
  5. netstat

Answer(s): B,D



A proxy server would MOST likely be installed to provide which of the following functions? (Select TWO).

  1. Combined DNS and DHCP hosting
  2. Encryption
  3. Content filtering
  4. Fault tolerance
  5. Website caching

Answer(s): C,E



A server that filters traffic between a WAN and a LAN is which of the following?

  1. Proxy server
  2. RAS server
  3. Default gateway
  4. Email server

Answer(s): A



Which of the following regulates the amount of network traffic a single node receives in a server cluster?

  1. Load balancer
  2. Proxy server
  3. Content filter
  4. Quality of service

Answer(s): A



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