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CompTIA Network+ certification Sample Questions:

1. Which of the following networking devices can exist at several layers of the OSI model at the same time? (Select TWO).

A) Router
B) Hub
C) Switch
D) Repeater
E) Bridge
F) Cable

2. Which of the following protocols is used to transmit outgoing email?

A) NTP
B) SMTP
C) POP3
D) RDP

3. A network technician visits a site that needs voice connectivity to the corporate office and installs four IP phones. The phone exchange resides at the telephone company. Which of the following technologies is being used?

A) Virtual server
B) Virtual desktop
C) Virtual PBX
D) Virtual switch

4. Which of the following protocols are used to connect devices in a secure manner? (Select TWO).

A) SSH
B) TELNET
C) FTP
D) HTTP
E) DNS
F) RDP

5. At which of the following layers does HTML operate?

A) Layer 5
B) Layer 7
C) Layer 3
D) Layer 2

Solutions: