Computer Networks MCQs with Answers
Practice important Computer Networks MCQs with answers and explanations.
Chapter: 23
Q761:
Universal service in networking means
A. All devices use the same hardware
B. Any two computers can communicate
C. Network uses same IP
D. Same protocol for all networks
Correct Answer:
B
Chapter: 23
Q762:
Incompatibilities among network hardware and physical addressing prevent the building of a ______ network.
A. Universal bridged
B. Heterogeneous bridged
C. Homogeneous bridged
D. Wireless bridged
Correct Answer:
B
Chapter: 23
Q763:
Extension techniques like bridging cannot be used with heterogeneous networks because of
A. Protocol mismatch
B. Incompatible packet formats
C. Security issues
D. Slow speed
Correct Answer:
B
Chapter: 23
Q764:
Internetworking uses both hardware and ______ to provide universal service.
A. Software
B. Hardware only
C. Manual configuration
D. Protocols
Correct Answer:
A
Chapter: 23
Q765:
A router is a system dedicated to
A. the task of interconnecting networks
B. routing data inside a single network
C. storing network data
D. encrypting packets
Correct Answer:
A
Chapter: 23
Q766:
A router can connect networks that use different
A. Media
B. Protocols
C. Both media and physical addressing
D. Encryption algorithms
Correct Answer:
C
Chapter: 23
Q767:
An organization usually does not use a single router because
A. The router's processor can't handle all traffic
B. Single router is too expensive
C. Single router is unreliable
D. Single router lacks security
Correct Answer:
A
Chapter: 23
Q768:
Redundancy in internet architecture improves
A. Speed
B. Security
C. Reliability
D. Complexity
Correct Answer:
C
Chapter: 23
Q769:
An Internet consists of networks interconnected by
A. Bridges
B. Hubs
C. Routers
D. Switches
Correct Answer:
C
Chapter: 23
Q770:
The key to achieving universal service across heterogeneous networks is
A. Universal protocol software
B. Universal hardware
C. Universal IP addressing
D. Universal encryption
Correct Answer:
A
Chapter: 23
Q771:
TCP/IP is an example of
A. universal protocol software
B. bridging protocol
C. routing algorithm
D. hardware protocol
Correct Answer:
A
Chapter: 23
Q772:
How many conceptual layers are there in TCP/IP protocols?
A. 3
B. 4
C. 5
D. 7
Correct Answer:
C
Chapter: 23
Q773:
The TCP/IP Internet Layer corresponds to which ISO model layer?
A. It has no direct corresponding ISO layer
B. Network Layer
C. Application Layer
D. Data Link Layer
Correct Answer:
A
Chapter: 23
Q774:
Layer 1 of TCP/IP corresponds to
A. Basic network hardware layer in OSI
B. Application layer
C. Transport layer
D. Network layer
Correct Answer:
A
Chapter: 23
Q775:
Layer 2 in TCP/IP specifies
A. How to organize data in frames
B. How to route packets
C. How to transfer files
D. How to encrypt data
Correct Answer:
A
Chapter: 23
Q776:
Layer 3 of TCP/IP specifies
A. Packet format and forwarding
B. Frame organization
C. Reliable transfer
D. Application usage
Correct Answer:
A
Chapter: 23
Q777:
Layer 4 of TCP/IP specifies
A. How to ensure reliable transfer
B. How to organize frames
C. How to route packets
D. Application usage
Correct Answer:
A
Chapter: 23
Q778:
Layer 5 of TCP/IP specifies
A. How one application uses the Internet
B. How to route packets
C. Basic hardware interaction
D. Frame organization
Correct Answer:
A
Chapter: 23
Q779:
A host computer in TCP/IP terminology refers to
A. Any device connected to the Internet
B. A router
C. A switch
D. A bridge
Correct Answer:
A
Chapter: 23
Q780:
Both hosts and routers require TCP/IP software, but routers do not need
A. Layer 5 protocols
B. Layer 1 protocols
C. Layer 3 protocols
D. Layer 4 protocols
Correct Answer:
A