Free JK0-023 Exam Braindumps
CompTIA Network+ certification Questions 416–420 (page: 85)

Updated On: 10-Feb-2026

Which of the following is a method to prioritize network traffic coming from VoIP phones?

  1. PAT
  2. DNS
  3. SIP
  4. QoS

Answer(s): D



A security appliance is blocking a DDoS attack on the network. Which of the following logs would be used to troubleshoot the traffic patterns trying to go across the network?

  1. IPS logs
  2. Application logs
  3. IDS logs
  4. History logs

Answer(s): A



Lisa, an administrator, is responsible for one Linux and two Windows servers. She would like to review all server logs centrally. Which of the following services could Lisa use in this scenario?

  1. Event logs
  2. Baselines
  3. Change management
  4. Syslog

Answer(s): D



Which of the following tools would Lisa, a technician, BEST use to trace a wire through an area where multiple wires of the same color are twisted together?

  1. Cable tester
  2. Toner probe
  3. Cable crimper
  4. Punch down tool

Answer(s): B



A network administrator suspects that recent traffic problems could be caused by a high CPU load on company routers. Which of the following would BEST be used to monitor CPU cycles on the routers?

  1. TACACS+
  2. SNMP
  3. Syslog
  4. DOCSIS

Answer(s): B



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