Question Detail

For multiprogramming operating system

special support from processor is essential
special support from processor is not essential
cache memory is essential
none of above

Answer: Option B

Similar Questions :

1. Belady anamoly occurs in

Optimal replacement
FIFO
LRU
both in FIFO and LRU

Answer: Option B

2. 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

3. Macintosh computer uses

System 7.0
AU/X
Xenix
none of above

Answer: Option B

4. Reference bit is used for

Implementing LRU page replacement algorithm
Implementing NRU algorithm
To check the page table entry in the cache memory
none of above

Answer: Option B

5. 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

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