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Question Detail
A thread is
- lightweight process where the context switching is low
- lightweight process where the context swithching is high
- used to speed up paging
- used in dead locks
Answer: Option A
1. Four necessary conditions for deadlock are non pre-emption, circular wait, hold and wait and
- mutual exclusion
- race condition
- buffer overflow
- None of above
Answer: Option A
2. The LRU algorithm
- pages out pages that have been used recently
- pages out pages that have not been used recently
- pages out pages that have been least used recently
- pages out the first page in a given area
Answer: Option C
3. Creating a job queue is a function of
- Spooler
- Interperator
- Complier
- Drive
Answer: Option A
4. 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
5. Semaphores function is to
- synchronize critical resources to prevent deadlock
- synchronize processes for better CPU utilization
- used for memory management
- none of above
Answer: Option A
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