Free JK0-023 Exam Braindumps
CompTIA Network+ certification Questions 431–435 (page: 88)

Updated On: 10-Feb-2026

Lisa, an administrator, wants to limit the wireless guest network traffic to 100Kbps so that utilization issues do not occur on the company's T1 Internet access network. Which of the following optimizations should Lisa implement?

  1. Load balancing
  2. Caching engine
  3. Traffic shaping
  4. Quality of service

Answer(s): C



Which of the following tools would BEST be used to verify if a network cable is properly terminated?

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

Answer(s): B



Karen, a technician, suspects a virus has infected the network and is using up bandwidth. She needs to quickly determine which workstation is infected with the virus. Which of the following would BEST help Karen?

  1. Web server
  2. Syslog
  3. Network sniffer
  4. SNMP

Answer(s): C



When troubleshooting a connectivity issue, which of the following commands will give Joe, the technician, a list of the host names connected to the network?

  1. ping
  2. nbstat
  3. arp
  4. msconfig

Answer(s): B



Which of the following commands can a network technician use to check whether the DNS server for a given domain is reachable?

  1. nmap
  2. nbtstat
  3. dig
  4. arp

Answer(s): C



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