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- Question
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
- Correct Answer
- network access standard for connecting stations to a circuit-switched network
- 1. 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
- 2. 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
- 3. Which of the following program is used to copy files to or from another UNIX timesharing system over a single link?
Options- A. VMTP
- B. TFTP
- C. UUCP
- D. UART
- E. None of the above Discuss
- 4. One important characteristic of the hub architecture of ARC-net is
Options- A. directionalized transmission
- B. access control and addressing
- C. multiple virtual networks
- D. alternative routing
- E. None of the above Discuss
- 5. Which command-line tool is included with every Microsoft TCP/IP client?
Options- A. DHCP
- B. WINS
- C. PING
- D. WINIPCFG
- E. None of the above Discuss
- 6. 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
- 7. 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
- 8. 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
- 9. 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
- 10. 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
Networking problems
Search Results
Correct Answer: simplex channel
Correct Answer: Frame check sequence
Correct Answer: UUCP
Correct Answer: directionalized transmission
Correct Answer: PING
Correct Answer: All of the above
Correct Answer: The transport layer provides for any format, translationer code conversion necessary to put the data into an intelligible format.
Correct Answer: Token-Ring
Correct Answer: polling
Correct Answer: three
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