CompTIA Network+ certification : JK0-023 exam

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CompTIA JK0-023 Exam Syllabus Topics:

CompTIA Network+ certification Sample Questions:

Question 1

A network administrator wants to perform a test to see if any systems are passing clear text through the network. Which of the following would be used?

A. Packet sniffing
B. Social engineering
C. Rogue access point
D. Man-in-the-middle

Question 2

A company has just installed a new network switch for an expanding department. The company is also piloting the use of a VoIP phone system for this department. Which of the following should be enabled on the new network switch?

A. QoS
B. DHCP
C. NAT
D. WINS

Question 3

Users have been stating that they need to logon to too many applications and web apps with different credentials that use different rule sets. Which of the following would BEST address these concerns?

A. Increase the time between mandatory password changes by a factor of three.
B. Implement a software solution that facilitates single sign-on authentication.
C. Alter the domain account login policies to reflect the most common application rule sets.
D. Ensure that the user accounts are properly configured in domain services.

Question 4

A user is having difficulty connecting a laptop to the company's network via a wireless connection. The user can connect to the network via a wired NIC. The technician thinks the user's wireless NIC has failed. Which of the following network troubleshooting methodology steps should the technician perform NEXT?

A. Test the theory to determine the cause.
B. Implement the solution or escalate as necessary.
C. Establish a plan of action to resolve the problem.
D. Re-establish new theory or escalate.

Question 5

Joe, a network technician, is implementing a wireless network and needs to support legacy devices. He has selected to use WPA mixed mode. WPA mixed mode is normally implemented with which of the following encryption factors? (Select TWO).

A. TLS
B. SSH
C. 3DES
D. AES
E. TKIP
F. SSL

Solutions: