Computer Networks MCQs with Answers
Practice important Computer Networks MCQs with answers and explanations.
Chapter: 22
Q741:
Which of the following affects the delay in a network?
A. Number of users
B. Packet headers
C. Queuing at switches
D. Signal strength
Correct Answer:
C
Chapter: 22
Q742:
The delay throughput product is calculated by
A. Throughput divided by delay
B. Delay multiplied by effective throughput
C. Total bandwidth used
D. Average of delay and speed
Correct Answer:
B
Chapter: 22
Q743:
What does delay-throughput product measure?
A. Amount of lost data
B. Network traffic level
C. Amount of data in network
D. Speed of link
Correct Answer:
C
Chapter: 22
Q744:
A fast network with long delay time can
A. Store more queues
B. Process fewer packets
C. Generate small data
D. Send large data before receiving the first bit
Correct Answer:
D
Chapter: 22
Q745:
The difference in delay for different packets is called
A. Latency
B. Jitter
C. Propagation
D. Error
Correct Answer:
B
Chapter: 22
Q746:
A network with zero jitter delivers each packet in
A. Variable time
B. Same time
C. Short bursts
D. Random intervals
Correct Answer:
B
Chapter: 22
Q747:
Jitter in networking refers to
A. Time between packets
B. Delay variation
C. Data speed
D. Packet size
Correct Answer:
B
Chapter: 22
Q748:
Effective throughput is reduced due to
A. Packet headers
B. Large packets
C. High speed
D. Encryption
Correct Answer:
A
Chapter: 22
Q749:
Higher traffic in a network leads to
A. Lower jitter
B. Reduced delay
C. Higher delay
D. Faster transmission
Correct Answer:
C
Chapter: 22
Q750:
The time a hub or switch takes to forward data is called
A. Queuing delay
B. Switching delay
C. Access delay
D. Propagation delay
Correct Answer:
B
Chapter: 22
Q751:
Which type of delay is associated with waiting in line at a network switch?
A. Propagation delay
B. Access delay
C. Queuing delay
D. Transmission delay
Correct Answer:
C
Chapter: 22
Q752:
When data is sent before the destination receives the first bit, it indicates
A. Low bandwidth
B. Delay throughput product
C. Zero jitter
D. Packet loss
Correct Answer:
B
Chapter: 22
Q753:
Propagation delay depends on
A. Packet size
B. Control signals
C. Length of the medium
D. Encryption used
Correct Answer:
C
Chapter: 22
Q754:
Access delay is influenced by which protocol?
A. TCP/IP
B. HTTP
C. CSMA/CD
D. FTP
Correct Answer:
C
Chapter: 22
Q755:
Throughput is impacted by which of the following?
A. Temperature
B. Noise headers
C. Network load
D. Packet order
Correct Answer:
C
Chapter: 22
Q756:
A delay of zero and a throughput of zero results in
A. Maximum jitter
B. Maximum efficiency
C. No data transfer
D. Constant speed
Correct Answer:
C
Chapter: 23
Q757:
Internetworking is motivated by the need to
A. Use a single networking technology
B. Connect multiple physical networks
C. Replace all routers
D. Eliminate physical networks
Correct Answer:
B
Chapter: 23
Q758:
The interconnection of two or more local area networks is usually done by a
A. Router
B. Switch
C. Bridge
D. Hub
Correct Answer:
A
Chapter: 23
Q759:
A major problem with multiple networks in an organization is that computers can only communicate with others
A. Within the same network
B. Across the Internet
C. Using the same operating system
D. With same IP address
Correct Answer:
A
Chapter: 23
Q760:
In the 1970s, large organizations faced the problem of
A. Single network usage
B. Multiple isolated networks
C. No network infrastructure
D. Universal addressing
Correct Answer:
B