Data Communication and Networking MCQs Set-6
Data Communication and Networking MCQs offer a valuable resource to test and enhance your understanding of the intricate world of data transmission, network protocols, and communication technologies. Whether you’re a student preparing for exams or a professional aiming to strengthen your knowledge, these multiple-choice questions with Answers cover a wide spectrum of topics, including network architecture, protocols, and security. These MCQs will help students in university exams,competitive exams and interviews preparation.
Section-1
1. Network of networks is known as _________
- intranet
- internet
- Local Area Network
- WAN
2. An interconnection of ________________________ computers is called an Internet
- Distributed
- Co-Ordinated
- Autonomous
- Integrated
3. When a packet with the code is transmitted, it is received and processed by every machine on the network. This mode of operation is called
- broadcasting
- multi casting
- unicasting
- point-to-point
4. point-to-point transmission with one sender and one receiver is sometimes called ________
- multicasting
- unicasting
- personal area network
- LAN
5. The entities comprising the corresponding layers on different machine are called ________
- protocol
- peers
- interface
- flow control
6. When the packets are small and all the same size, they are often called ________
- packet switched
- cells
- circuit switched
- virtual circuit
7. A collection of interconnected networks is called as __________
- internet
- intranet
- topology
- interface
8. Starting around 1988, the more advanced ______ twisted pairs were introduced.
- category3
- category5
- category8.
- category10
9. Each ray is said to have a different mode, so a fiber having this property is called ________
- unimode
- singlemode
- multimode
- triplemode
10. The number of oscillations per second of a wave is called its ______
- wavelength
- frequency
- spectrum
- sequence
Section-2
1. In virtual circuit network each packet contains
- full source and destination address
- a short VC number
- both (a) and (b)
- none of the above
2. Which of the following method is used for dedicated communications packet between two devices through one or more intermediate switching nodes?
- Switch network.
- Circuit switching
- Packet switching
- Message switching
3. Which of the following technique is used for allocating capacity on a satellite channel using fixedassignment FDM?
- Amplitude modulation
- Frequency division multiple access
- Frequency shift keying
- Frequency modulation
4. Which of the following device is used to connect two systems, especially if the systems use different protocols?
- Hub
- Bridge
- Gateway
- Repeater
5. A bridge functions in a _______ layer.
- application, presentation
- session, transport.
- physical, data link
- data link, network
6. Which of the following medium access control technique is used fro bus/tree?
- Token ring
- Token bus
- CSMA
- MAC
7. Which of the following network access standard is used for connecting stations to a packet- switched network?
- X.3
- X.21
- X.25
- X.75
8. A repeater takes a weakened or corrupted signal and _______ it.
- amplifies
- regenerates
- reroutes
- resamples
9. Routers functions in the _________ layers.
- application, presentation and session
- session, transport and network.
- physical, data link and network.
- data link, network and transport.
10. Identify the following IP address: 192.5.0.0 _______
- host ip address
- limited broadcast address
- direct broadcast address
- network address