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- Question
A distributed data processing configuration in which all activities must pass through a centrally located computer is called a:
Options- A. ring network
- B. spider network
- C. hierarchical network
- D. data control network
- E. None of the above
- Correct Answer
- spider network
- 1. The _____ layer is the layer closest to the transmission medium.
Options- A. transport
- B. network
- C. data link
- D. physical
- E. None of the above Discuss
- 2. In a _____ topology, if there are n devices in a network, each device has n - 1 ports for cables.
Options- A. ring
- B. bus
- C. star
- D. mesh
- E. None of the above Discuss
- 3. RS-232-G
Options- A. is an interface between two data circuit terminating equipment as examplified by a local and remote modem
- B. is an interface standard between Data terminal Equipment and Data Circuit Terminating Equipment
- C. specifies only the mechanical characteristics of an interface by providing a 25-pin connector
- D. requires only 7 pin out of 25 in order to transmit digital data over public telephone lines
- E. None of the above Discuss
- 4. After coding a document into a digital signal, it can be sent by telephone, telex or satellite to the receiver where the signal is decoded and an exact copy of the original document is made. What is it called?
Options- A. Telex
- B. Word processor
- C. Facsimile
- D. Electronic mail
- E. None of the above Discuss
- 5. Typewriter terminals can print computer-generated data at a rate of
Options- A. 10 characters per second
- B. 120 characters per second
- C. 120 characters per minute
- D. 1200 characters per minute
- E. None of the above Discuss
- 6. What is the main difference between DDCMP and SDLG?
Options- A. DDCMP does not need special hardware to final the beginning of a message.
- B. DDCMP has a message header
- C. SDLC has a IP address
- D. SDLC does not use CRC
- E. None of the above Discuss
- 7. An information utility can offer a user
Options- A. instant bonds and stock quotations
- B. news stories from wire services
- C. complete airline schedules for all domestic flights
- D. All of the above
- E. None of the above Discuss
- 8. Terminals are required for
Options- A. realtime, batch processing, and timesharing
- B. realtime, timesharing, and distributed processing
- C. realtime, distributed processing, and manager inquiry
- D. realtime, timesharing, and message switching
- E. None of the above Discuss
- 9. Business meeting and conferences can be held by linking distantly located people through a computer network. Not only the participants exchange information but are able to see each other. What is it called?
Options- A. Telemeeting
- B. Telemailing
- C. Teleconferencing
- D. Teletalking
- E. None of the above Discuss
- 10. A global network of millions of business, government, educational, and research networks; computer systems; database; and end users. Select the best fit for answer:
Options- A. Internet works
- B. The Internet
- C. Internet revolution
- D. Internet technologies
- E. None of the above Discuss
Networking problems
Search Results
Correct Answer: physical
Correct Answer: mesh
Correct Answer: is an interface standard between Data terminal Equipment and Data Circuit Terminating Equipment
Correct Answer: Facsimile
Correct Answer: 120 characters per second
Correct Answer: DDCMP does not need special hardware to final the beginning of a message.
Correct Answer: All of the above
Correct Answer: realtime, timesharing, and message switching
Correct Answer: Teleconferencing
Correct Answer: The Internet
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