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JK0-023 PDF DEMO:
QUESTION NO: 1
A technician suspects invalid information in the local DNS cache of a workstation. Which of the following commands can be used to clear this?
A. nslookup
B. ifconfig
C. dig
D. ipconfig
Answer: D
QUESTION NO: 2
Which of the following does Kerberos provide?
A. Non-repudiation
B. Accounting
C. Exchange
D. Authentication
Answer: D
QUESTION NO: 3
A technician has low signal strength connecting two wireless bridges. Which of the following could be the problem?
A. Low PoE wattage
B. Opposing antenna polarizations
C. Short distance between antennas
D. WPA 2 encryption
Answer: B
QUESTION NO: 4
A user is getting very weak signals while trying to connect to the wireless. Which of the following should the user do to help with signal strength?
A. Call the wireless provider and ask for a T3 circuit.
B. Move the wireless router to a better location where line of sight is obtained.
C. Reinstall the operating system to the PC to ensure the newest patches are installed.
D. Install a hub to ensure there is a clear path for the cables to run.
Answer: B
QUESTION NO: 5
Which of the following spreads out each of the individual wires of a UTP cable onto their own metal connector?
A. BNC connection
B. 110 block
C. Plenum
D. LC connector
Answer: B
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Updated: May 28, 2022