Networking problems
- 1. An error-detecting code inserted as a field in a block of data to be transmitted is known as
Options- A. Frame check sequence
- B. Error detecting code
- C. Checksum
- D. flow control Discuss
Correct Answer: Frame check sequence
- 2. An ROP would be attached to a
Options- A. simplex channel
- B. duplex channel
- C. half duplex channel
- D. full duplex channel
- E. None of the above Discuss
Correct Answer: simplex channel
- 3. X.21 is
Options- A. a method of determining which device has access to the transmission medium at any time
- B. a method access control technique for multiple-access transmission media
- C. a very common bit-oriented data link protocol issued by ISO
- D. network access standard for connecting stations to a circuit-switched network
- E. None of the above Discuss
Correct Answer: network access standard for connecting stations to a circuit-switched network
- 4. Working of the WAN generally involves
Options- A. telephone lines
- B. microwaves
- C. satellites
- D. All of the above
- E. None of the above Discuss
Correct Answer: All of the above
- 5. Which of the following statement is incorrect?
Options- A. The transport layer provides for any format, translationer code conversion necessary to put the data into an intelligible format.
- B. The presentation layer transforms information from machine format to the understandable format.
- C. The data link layer handles the transfer of data between the ends of a physical link.
- D. All of the above
- E. None of the above Discuss
Correct Answer: The transport layer provides for any format, translationer code conversion necessary to put the data into an intelligible format.
- 6. You have purchased a MAU (Multistation Access Unit) from your computer supplier and now must decide what type of network card you should install in the workstations. Which of the following would be the most appropriate?
Options- A. Fast SCSI Wide
- B. Token-Ring
- C. ArcServe
- D. Ethernet
- E. None of the above Discuss
Correct Answer: Token-Ring
- 7. The systematic access of small computers in a distributed data processing system is referred to as:
Options- A. dialed service
- B. multiplexing
- C. polling
- D. conversational mode
- E. None of the above Discuss
Correct Answer: polling
- 8. How many OSI layers are covered in the X.25 standard?
Options- A. two
- B. three
- C. seven
- D. six
- E. None of the above Discuss
Correct Answer: three
- 9. A 6-MHz channel is used by a digital signaling system utilizing 4-level signals. What is the maximum possible transmission rate?
Options- A. 1.5 Mbaud/sec
- B. 6 Mband/sec
- C. 12 Mbaud/sec
- D. 24 Mbaud/sec
- E. None of the above Discuss
Correct Answer: 12 Mbaud/sec
- 10. What is the minimum number of wires required for sending data over a serial communications links?
Options- A. 2
- B. 1
- C. 4
- D. 3
- E. None of the above Also asked in: Bank Exams, CAT, Bank Clerk
Correct Answer: 2
More in Computer Science:
Programming
Copyright ©CuriousTab. All rights reserved.