Computer Networks MCQs with Answers
Practice important Computer Networks MCQs with answers and explanations.
Chapter: 2
Q81:
PING is useful for detecting ________ failures.
A. Keyboard
B. Power supply
C. Network
D. Hard drive
Correct Answer:
C
Chapter: 2
Q82:
Trace Route provides information about all computers in the path from ________.
A. Client to website
B. Source to destination
C. Random to router
D. Client to firewall
Correct Answer:
B
Chapter: 2
Q83:
ARPANET led to the development of __________.
A. Private ISPs
B. Ethernet
C. Internet
D. Cyber Security
Correct Answer:
C
Chapter: 2
Q84:
The earliest use of resource sharing was due to limited ________.
A. Technology
B. Government rules
C. Computers available
D. Network cables
Correct Answer:
C
Chapter: 2
Q85:
ARPANET used ________ switching to transmit data.
A. Circuit
B. Packet
C. Manual
D. Router
Correct Answer:
B
Chapter: 2
Q86:
ARPA started investing in ________ to achieve resource sharing.
A. Hardware manufacturing
B. Data networking
C. AI research
D. Email systems
Correct Answer:
B
Chapter: 2
Q87:
PING command was shown to send how many packets?
A. 10
B. 3
C. 5
D. 8
Correct Answer:
C
Chapter: 2
Q88:
The size of each packet sent by PING was ________.
A. 128 bytes
B. 64 bytes
C. 32 bytes
D. 16 bytes
Correct Answer:
B
Chapter: 2
Q89:
PING fails to work in case of ________.
A. Router failure
B. Network congestion
C. Firewall block
D. All of the above
Correct Answer:
D
Chapter: 2
Q90:
Network administrators use PING immediately after learning about ________.
A. Device crash
B. Network failure
C. Server boot
D. New users
Correct Answer:
B
Chapter: 2
Q91:
ARPANET is considered the ________ of today’s internet.
A. Alternative
B. Rival
C. Foundation
D. Replacement
Correct Answer:
C
Chapter: 2
Q92:
Trace Route is considered a ________ tool than PING.
A. Less useful
B. More interesting
C. Complicated
D. Deprecated
Correct Answer:
B
Chapter: 3
Q93:
Which of the following best defines data communication?
A. Transfer of data between computers
B. Printing documents
C. Accessing local storage
D. Running antivirus software
Correct Answer:
A
Chapter: 3
Q94:
In data communication, the sender and receiver must be
A. Physically connected
B. Compatible
C. Running the same OS
D. Speaking the same language
Correct Answer:
B
Chapter: 3
Q95:
The five components of data communication include message, sender, receiver, transmission medium, and ________.
A. Router
B. Switch
C. Protocol
D. Hub
Correct Answer:
C
Chapter: 3
Q96:
Which device is used to connect two different networks?
A. Switch
B. Hub
C. Router
D. Repeater
Correct Answer:
C
Chapter: 3
Q97:
Which of the following is NOT a transmission medium?
A. Copper wire
B. Optical fiber
C. Wi-Fi
D. Compiler
Correct Answer:
D
Chapter: 3
Q98:
Which one of these is responsible for governing data communication rules?
A. Algorithm
B. Hardware
C. Protocol
D. Software
Correct Answer:
C
Chapter: 3
Q99:
A _______ converts digital signals to analog for transmission over telephone lines.
A. Switch
B. Router
C. Modem
D. Repeater
Correct Answer:
C
Chapter: 3
Q100:
In computer networks, modulation is done to _______.
A. Improve storage
B. Compress data
C. Convert signals
D. Encrypt files
Correct Answer:
C