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Question Detail
File record length
- Should be chosen to match the data characteristics
- should be fixed
- should be variable
- vary system to system
Answer: Option A
1. What are global locks ?
- they synchronize access to local resources
- they synchronize access to global resources
- they synchronize access to local and global resources
- none of above
Answer: Option B
2. Files can have ?
- Read Access
- Write Access
- Copy Access
- All of above
Answer: Option D
3. Spooling is most beneficial where
- Jobs are I/O bound
- Jobs are CPU bound
- Jobs are evenly divided as I/O bound and CPU bound
- All of above
Answer: Option C
4. In which of the following usually a front end processor is used ?
- Virtual storage
- Timesharing
- Multiprogamming
- Multithreading
Answer: Option B
5. Which of following is not an advantage of multiprogramming ?
- increased throughput
- shorter response time
- ability to assign priorities of jobs
- decreased system overload
Answer: Option D
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