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- Question
Which policy replace a page if it is not in the favoured subset of a process's pages?
Options- A. FIFO
- B. LRU
- C. LFU
- D. Working set
- E. None of the above
- Correct Answer
- Working set
- 1. The instruction register
Options- A. is a hardware memory device which denotes the location of the current instruction being executed.
- B. is a group of electrical circuits (hardware), that performs the intent of instructions fetched from memory.
- C. contains the address of the memory location that is to be read from or stored into.
- D. contains a copy of the designated memory location specified by the MAR after a "read" or the new contents of the memory prior to a "write".
- E. None of the above Discuss
- 2. Which of the following statements is not true about the FORTRAN language?
Options- A. FORTRAN is a high level language
- B. A FORTRAN program, written for the IBM-PC, is totally different from a FORTRAN program written for execution on the SUN machine
- C. FORTRAN is extensively used to write programs for performing scientific computations
- D. All of the above
- E. None of the above Discuss
- 3. Multiprogramming systems:
Options- A. are easier to develop than single programming system
- B. execute each job faster
- C. execute more jobs in the same time period
- D. are used only on large mainframe computers
- E. None of the above Discuss
- 4. The Operating system manages
Options- A. Memory
- B. Processor
- C. Disks and I/O devices
- D. All of the above
- E. None of the above Discuss
- 5. 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
- 6. Which of the following is a measure to test how good or bad a modular design is
Options- A. Module strength
- B. Module coupling
- C. Static analysis
- D. All of the above
- E. None of the above Discuss
- 7. Information in a memory that is no longer valid or wanted is known as
Options- A. non-volatile
- B. volatile
- C. surplus
- D. garbage
- E. None of the above Discuss
- 8. The principles of structured programming forbid the use of
Options- A. WHILE-DO
- B. GOTO
- C. IF-THEN-ELSE
- D. DO-WHILE
- E. None of the above Discuss
- 9. Which of the following filename extension suggests that the file is a backup copy of another file?
Options- A. TXT
- B. COM
- C. BAS
- D. BAK
- E. None of the above Discuss
- 10. A sequence of instructions, in a computer language, to get the desired result, is known as
Options- A. Algorithm
- B. Decision Table
- C. Program
- D. All of the above
- E. None of the above Discuss
Operating Systems Concepts problems
Search Results
Correct Answer: is a group of electrical circuits (hardware), that performs the intent of instructions fetched from memory.
Correct Answer: A FORTRAN program, written for the IBM-PC, is totally different from a FORTRAN program written for execution on the SUN machine
Correct Answer: execute more jobs in the same time period
Correct Answer: All of the above
Correct Answer: Upward compatibility
Correct Answer: Module strength
Correct Answer: garbage
Correct Answer: GOTO
Correct Answer: BAK
Correct Answer: Program
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