Free CompTIA JK0-023 Exam Dumps Questions & Answers

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?

• A.  DOCSIS
• B.  Syslog
• C.  TACACS+
• D.  SNMP

Which of the following devices will allow Lisa, a user, to see a cached copy of websites?

• A.  Proxy server
• B.  DNS server
• C.  Load balancer
• D.  Content switch

Which of the following requires the network administrator to schedule a maintenance window?

• A.  A minor release upgrade of a production router.
• B.  A major release upgrade of a core switch in a test lab.
• C.  When the network administrator's laptop must be rebooted.
• D.  When a company-wide email notification must be sent.

A technician has noticed that the RJ-45 connector on the end of a user's patch cable was stripped too far back from the connector allowing for cross talk. Which of the following tools would a technician use to attach a new connector to eliminate this issue?

• A.  Cable certifier
• B.  Punch down tool
• C.  Loopback plug
• D.  Crimper

Which of the following wiring components is used as a central point of termination for all network jacks through a building area?

• A.  Smart Jack
• B.  Demarc
• C.  CSU
• D.  Patch Panel