CS601 Final Term Quiz 1 by MCS

Data Communication (CS601)

Multiple Choice Questions (MCQs)

1. Error correction is more ________ than the error detection.
2. Easy
3. Useless
4. Informal

4. Difficult

2. Analog To Analog Conversion Methods include

1. AM, PM and FM
2. AM, FSK and PM
3. AM, PM and QAM
4. None of the given

Q3. Which of the following is not a characteristic of a sine wave?

1. Amplitude
2. Segmentation
3. Phase
4. Frequency
5. The transmission medium that carries the message is referred to as the ___________.
6. send and receive device
7. communication channel
8. protocol
9. gateways
10. If the Hamming distance between sent and received code word is ________, then it shows that received data is corrupted.
11. ≠ 0
12. = 0
13. ≠ 1
14. = 1
15. Two or more computers connected so that they can communicate with each other and share information is called a ___________.
16. satellite
17. protocol
18. broadcast
19. network
20. In Pure ALOHA, the vulnerable time is ________ the frame transmission time.
21. Same as
22. Two times
23. Three times
24. Four times
25. Line Configuration refers to the way two or more devices attach to a ___________.
26. Path
27. Circuit
28. Link
29. Router

Q9. Which one is not the function of data link layer?

1. Line discipline
2. Flow control
3. Error control
4. Network control
5. In analog transmission, the base signal is called the________.
6. Carrier Signal
7. Analog signal
8. Digital signal
9. Modulated signal
10. ________ mode of serial transmission guarantees fixed rate of data.
11. Synchronous
12. Asynchronous
13. Isochronous
14. Metasochronous
15. In TCP/IP protocol suite, the process of adding header at each layer on sending side is known as ________.
16. Encapulation
17. De-encapulation
18. Packetizing
19. Framing

Q13. To make sure that source does not overwhelm destination by sending data faster than it can be handled and processed is called?

1. Addressing & Routing
2. Exchange Management
3. Flow Control
4. Recovery
5. S-frames in High-Level Data Link Control (HDLC) are only used to transfer ________ information.
6. User data
7. Control
8. Redundant
9. Original
10. Radio wave transmission utilizes ___________ different types of propagation.
11. Two