Discussion
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- Question
Operating system functions may include
Options- A. input/output control
- B. virtual storage
- C. multiprogramming
- D. All of the above
- E. None of the above
- Correct Answer
- All of the above
- 1. What is the name given to the exchange of control signals which is necessary for establishing a connection between a modem and a computer at one end of a line and another modem and computer at the other end?
Options- A. Handshaking
- B. Modem options
- C. Protocol
- D. Duplexing
- E. None of the above Discuss
- 2. Which of the following protocol is connection-oriented?
Options- A. IPX
- B. UDP
- C. NetBEUI
- D. TCP Discuss
- 3. A communications medium that uses pulses of laser light in glass fibers. Select the best fit for answer:
Options- A. Fiber optic cables
- B. Cellular phone systems
- C. Telecommunications processors
- D. Telecommunications software Discuss
- 4. In CRC the quotient at the sender
Options- A. becomes the dividend at the receiver
- B. becomes the divisor at the receiver
- C. is discarded
- D. is the remainder Discuss
- 5. In OSI model, which of the following layer transforms information from machine format into that understandable by user
Options- A. application
- B. presentation
- C. session
- D. physical
- E. None of the above Discuss
- 6. Which of the following statement is correct?
Options- A. Teleprinters are used for printing at remote locations, not for input.
- B. Teleprinters are same as teletypes
- C. Teleprinters are same as x400
- D. Teleprinters have a printer for output and keyboard for input
- E. None of the above Discuss
- 7. The simultaneous transmission of data to a number of stations is known as
Options- A. broadcast
- B. Band width
- C. Aloha
- D. Analog transmission
- E. None of the above Discuss
- 8. Which of the following transmission systems provides the highest data rate to an individual device
Options- A. Computer bus
- B. Telephone lines
- C. Voice band modem
- D. leased lines
- E. None of the above Discuss
- 9. Who invented the modem?
Options- A. Wang Laboratories Ltd.
- B. AT & T Information Systems, USA
- C. Apple Computers Inc.
- D. Digital Equipment Corpn.
- E. None of the above Discuss
- 10. With an IP address of 201.142.23.12, what is your default subnet mask?
Options- A. 0.0.0.0
- B. 255.0.0.0
- C. 255.255.0.0
- D. 255.255.255.0
- E. None of the above Discuss
Networking problems
Search Results
Correct Answer: Handshaking
Correct Answer: TCP
Correct Answer: Fiber optic cables
Correct Answer: is discarded
Correct Answer: presentation
Correct Answer: Teleprinters have a printer for output and keyboard for input
Correct Answer: broadcast
Correct Answer: Computer bus
Correct Answer: AT & T Information Systems, USA
Correct Answer: 255.255.255.0
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