CompTIA Network+ JK0-019 test questions

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Share some Network+ JK0-019 exam questions and answers below.

A user’s laptop is unable to keep a stable network connection.
Which of the following measures would MOST likely need to be configured?
A. SSID name
B. WAP encryption strength
C. WAP radio power
D. Channel overlay
Answer: C

The Network Interface Layer of the TCP/IP model corresponds to which of the following layers of the
OSI model? (Select TWO).
A. Network
B. Session
C. Transport
D. Physical
E. Data link
Answer: D,E

In which of the following layers of the OSI model would MAC addressing be found?
A. Network
B. Application
C. Data Link
D. Transport
Answer: C

Several users from the finance department report that they are able to access the Internet, but unable to
connect to their financial applications. The network technician is unable to ping the finance server. The
technician decides to check the switch and determines that Internet access is working.
Which of the following is a possible cause of the access issues?
A. Faulty cable
B. Remote management disabled
C. Improper VLAN assignment
D. Mismatched duplex
Answer: C