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- Question
Which of the following technique is used for Time-To-Line (TTL)?
Options- A. a technique used in best-effort delivery system to avoid endlessly looping packets.
- B. a technique used by protocols in which a lower level protocol accepts a message from a higher level protocol and places it in the data portion of the low level frame
- C. One of the pieces that results when an IP gateway divides an IP datagram into smaller pieces for transmission across a network that cannot handle the original datagram size.
- D. All of the above
- E. None of the above
- Correct Answer
- a technique used in best-effort delivery system to avoid endlessly looping packets.
- 1. Claude Shannon described the operation of electronic switching circuits with a system of mathematical logic called:
Options- A. LISP
- B. XLISP
- C. Boolean algebra
- D. neural networking
- E. None of the above Discuss
- 2. 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
- 3. A system design is said to be functionally modular if
Options- A. the system is able to handle all the function of the application
- B. each module performs a specific function and can be developed relatively independently by programmers
- C. the system makes extensive use of function. keys for maximum user assistance
- D. the system is developed using structured programming through COBOL or PASCAL
- E. None of the above Discuss
- 4. Bridges offer performance improvements when used in diverse or scattered workgroups, where the majority of access occurs outside of the local segment
Options- A. True
- B. False Discuss
- 5. A _____ is responsible for the design and control of a company's data base
Options- A. DBA
- B. DBM
- C. DPMA
- D. EDP auditor
- E. None of the above Discuss
- 6. An audit trail
Options- A. is used to make back-up copies
- B. is the recorded history of operations performed on a file
- C. can be used to restore lost information
- D. All of the above
- E. None of the above Discuss
- 7. What command is used with file named 'letter' to remove the executable permission from the user and assign read permission to the group and others?
Options- A. chmod go + x, u - x letter
- B. chmod g - x, uo + r letter
- C. chmod go + r, u + x letter
- D. chmod u - x, go + r letter
- E. None of the above Discuss
- 8. The speed at which the monitor accepts data is called:
Options- A. bandwidth
- B. response time
- C. interlacing
- D. scanning
- E. None of the above Discuss
- 9. The higher versions of the operating systems are so written that programs designed for earlier versions can still be run. What is it called?
Options- A. Upgradability
- B. Upward mobility
- C. Universality
- D. Upward compatibility
- E. None of the above Discuss
- 10. Which of the following rules out the use of GO TO?
Options- A. Flowchart
- B. HIPO-DIAGRAMS
- C. Nassi-Shneiderman diagram
- D. All of the above
- E. None of the above Discuss
More questions
Correct Answer: Boolean algebra
Correct Answer: DDD
Correct Answer: each module performs a specific function and can be developed relatively independently by programmers
Correct Answer: False
Correct Answer: DBA
Correct Answer: is the recorded history of operations performed on a file
Correct Answer: chmod u - x, go + r letter
Correct Answer: bandwidth
Correct Answer: Upward compatibility
Correct Answer: Nassi-Shneiderman diagram
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