Networking problems
- 1. A modulator converts a _____ signal to a(n) _____ signal.
Options- A. FSK; PSK
- B. PSK; FSK
- C. analog; digital
- D. digital; analog
- E. None of the above Discuss
Correct Answer: digital; analog
- 2. Who originally designed TCP/IP?
Options- A. The Department of Defense
- B. Novell
- C. IBM
- D. Xerox Discuss
Correct Answer: The Department of Defense
- 3. To set up a bulletin board system you need
Options- A. a smart modem with auto-answer capabilities
- B. a telephone line
- C. a personal computer
- D. All of the above
- E. None of the above Discuss
Correct Answer: All of the above
- 4. Synchronous protocols
Options- A. transmit characters one at a time
- B. allow faster transmission than asynchronous protocols do
- C. are generally used by personal computers
- D. are more reliable
- E. None of the above Discuss
Correct Answer: allow faster transmission than asynchronous protocols do
- 5. Number of bits per symbol used in Baudot code is
Options- A. 1
- B. 5
- C. 8
- D. 9
- E. None of the above Discuss
Correct Answer: 5
- 6. If odd parity is used for ASCII error detection, the number of 0s per eight-bit symbol is _____.
Options- A. even
- B. odd
- C. indeterminate
- D. 42 Discuss
Correct Answer: odd
- 7. An example of a medium-speed, switched communications service is
Options- A. Series 1000
- B. Dataphone 50
- C. DDD
- D. All of the above
- E. None of the above Discuss
Correct Answer: DDD
- 8. What is the maximum number of entries in the HOSTS file?
Options- A. 8
- B. 255
- C. 500
- D. Unlimited
- E. None of the above Discuss
Correct Answer: Unlimited
- 9. Which of the following medium is used for broadband local networks?
Options- A. Coaxial cable
- B. optic fiber
- C. CATV
- D. UTP
- E. None of the above Discuss
Correct Answer: CATV
- 10. The birthplace of the World Wide Web is considered to be
Options- A. the Department of Defense
- B. CERN
- C. ARPA
- D. Netscape
- E. None of the above Discuss
Correct Answer: CERN
More in Computer Science:
Programming
Copyright ©CuriousTab. All rights reserved.