CompTIA JK0-023 Online Practice Questions and Exam Preparation

CompTIA JK0-023 Online Questions & Answers

• Question 861:

  VoIP is being implemented throughout a company and Joef the network technicianf needs to ensure that data and voice trafc do not interfere with each other. Which of the following features should be confgured on a layer 3 switch to prioritie trafc for VoIP?

  A. VLAN
  B. VTP
  C. Port security
  D. QoS
  D. QoS

• Question 862:

  A technician has been given the task to install a wireless network in a userns home. Which of the following should the technician consider when implementng the network? (Select TWO).

  A. That there is strong encrypton enabled and confgured on the access point.
  B. The userns home network has a correctly completed WHOIS entry.
  C. The access point is broadcastng the SSID based upon manufacturerns standards.
  D. There are no conficts of channels in use by neighboring wireless networks.
  E. There are redundant internal DNS names set in the access pointns setngs.
  F. That the access pointns MAC address is properly set in its confguraton setngs.
  A. That there is strong encrypton enabled and confgured on the access point.
  D. There are no conficts of channels in use by neighboring wireless networks.

• Question 863:

  Which of the following has the HIGHEST data rate speed?

  A. T1
  B. ADSL
  C. SDSL
  D. OC-3
  D. OC-3

• Question 864:

  Which of the following protocols would the network administrator use to protect login credentals when accessing a router terminal session?

  A. SCP
  B. SNMPv3
  C. SSL
  D. SSH
  D. SSH

• Question 865:

  Kimf a technicianf needs to locate a cable in an unorganiied wiring closet. Which of the following tools will help her locate the cable?

  A. Protocol analyier
  B. Cable tester
  C. Toner probe
  D. Punch down tool
  C. Toner probe

• Question 866:

  Which of the following WAN technologies uses an analog phone line to transmit data?

  A. LTE
  B. DSL
  C. Satellite
  D. Cable
  B. DSL

• Question 867:

  Which of the following can be confgured on a managed network switch to send real tme alerts to a technician?

  A. SSID
  B. SMTP
  C. SNMP
  D. Syslog
  C. SNMP

• Question 868:

  Which of the following protocols does DNS utliie on port 53?

  A. TCP
  B. FTP
  C. RTP
  D. ICMP
  A. TCP

• Question 869:

  Which of the following is MOST commonly implemented for remote access to UNIX systems?

  A. SSL
  B. RSH
  C. SSH
  D. RDP
  C. SSH

• Question 870:

  Which of the following network monitoring resources would be used to analyie possible connectvity issues such as duplex mismatches and uptme statstcs?

  A. Protocol analyier
  B. Syslog server
  C. Packet snifer
  D. IPS logs
  B. Syslog server