CompTIA Network+ mcq questions with answer – Set 2

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• Total Number Of Questions : 10
• Passing Marks : 7
• Each Question Carry 1 Mark, No Negative Marking.
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#1. Which layer of the OSI reference model contains the MAC and LLC sublayers?

Network layer

Network layer

Transport layer

Transport layer

Physical layer

Physical layer

Data link layer

Data link layer

#2. Which approach to bandwidth usage consumes all the available frequencies on a medium to transmit data?

Broadband

Broadband

Baseband

Baseband

Time-division multiplexing

Time-division multiplexing

Simplex

Simplex

#3. Windowing is provided at what layer of the OSI reference model?

Data link layer

Data link layer

Network layer

Network layer

Transport layer

Transport layer

Physical layer

Physical layer

#4. IP addresses reside at which layer of the OSI reference model?

Network layer

Network layer

Session layer

Session layer

Data link layer

Data link layer

Transport layer

Transport layer

#5. Which of the following is a connectionless transport layer protocol?

IP

IP

TCP

TCP

UDP

UDP

H.323

H.323

#6. Identify the four layers of the TCP/IP stack.

Select all that apply:

Session layer

Session layer

Transport layer

Transport layer

Internet layer

Internet layer

Data link layer

Data link layer

Network layer

Network layer

Application layer

Application layer

#7. What is the range of well-known TCP and UDP ports?

Below 2048

Below 2048

Below 1024

Below 1024

16,384–32,768

16,384–32,768

Above 8192

Above 8192

#8. Which protocol supports a secure connection to a remote host via terminal emulation software?

Telnet

Telnet

SSH

SSH

FTP

FTP

SFTP

SFTP

#9. Identify the well-known UDP port number for NTP.

53

53

69

69

123

123

143

143

#10. Identify three e-mail protocols.

Select all that apply:

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SNMP

SNMP

SMTP

SMTP

POP3

POP3

IMAP4

IMAP4

CHECK ANSWER