CompTIA JK0-023 : CompTIA Network+ certification

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CompTIA JK0-023 Exam Syllabus Topics:

CompTIA Network+ certification Sample Questions:

Question 1

Which of the following needs to be configured on a switch to use a packet sniffer?

A. Untagged VLAN
B. Tagged VLAN
C. Port mirroring
D. Port trunking

Question 2

Jeff, a technician, is charged with setting up network monitoring for critical devices in the network. It is important the information be sent securely to the monitoring station. Which of the following protocols will support secure transmission of the data?

A. SYSLOG
B. SNMP v2
C. SMTP
D. VPN

Question 3

Which of the following DNS record types will be used for mail transfer if the MX record is not found?

A. CNAME
B. PTR
C. A
D. AAAA

Question 4

Which of the following is a packet switching WAN technology?

A. Asynchronous transfer mode
B. T1
C. ISDN
D. Frame relay

Question 5

The MAC address of a network device is used to communicate at which of the following OSI layers?

A. Layer 5
B. Layer 4
C. Layer 1
D. Layer 2

Solutions: