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CompTIA JK0-023 Exam Syllabus Topics:

CompTIA Network+ certification Sample Questions:

Question 1

Tenants access multiple wireless networks in a building. Users report intermittent connectivity. Which of the following is the MOST likely cause of the problem?

A. The default idle period for logoff is too short and should be changed to a longer limit.
B. The channels are overlapping with other wireless networks and should be changed.
C. The users have incompatible wireless network cards and should upgrade.
D. The SSIDs are incompatible and should be renamed.

Question 2

A technician receives a work order that a user can no longer access any external websites. The user is the only one affected, but can still access websites by IP address. Which of the following is the MOST likely cause?

A. The workstation's DHCP IP address has expired and has assigned itself an APIPA address.
B. The workstation has been removed from the domain and needs to be re-added in directory services.
C. The workstation is configured to use the IPv4 protocol instead of IPv6.
D. The workstation is configured with an incorrect IP address of the DNS server.

Question 3

Which of the following is MOST likely used with RG-6 media?

A. RJ-45
B. MTRJ
C. RJ-11
D. F-connector

Question 4

Which of the following network protocols is used to transport email across the Internet?

A. NTP
B. SNMP
C. SSH
D. SMTP

Question 5

An 802.11b wireless network has a maximum data rate of:

A. 20 Mbps.
B. 11 Mbps.
C. 28 Mbps.
D. 54 Mbps.

Solutions: