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Question Detail
Which operating system use write through catches
- UNIX
- XENIX
- ULTRIX
- DOS
Answer: Option D
1. Multiprogramming systems
- Are easier to develop than single programming systems
- Execute each job faster
- Execute more jobs in the same time
- Are used only on large main frame computers
Answer: Option C
2. Which technique is used by operating systems to execute several programs concurrently by switching back and forth
- Partitioning
- Multitasking
- Windowing
- Paging
Answer: Option C
3. What is the name given to the values that are automatically provided by software to reduce keystrokes and improve a computer user's productivity?
- Defined values
- Fixed values
- Default values
- None of the above
Answer: Option C
4. In which scheduling policies, context switching never takes place
- FCFS
- round robin
- Shortest job first
- Pre-empitive
Answer: Option A
5. The part of machine level instruction, which tells the central processor what has to be done, is
- Operation code
- Address
- Locator
- Flip-Flop
Answer: Option A
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