vu cs604 Final Term - Quiz No.24
vu cs604 Operating Systems Quiz
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Question 2: Consider a swapping system in which memory consists of the following hole sizes in memory order:
H0 H1 H2 H3 H4 H5 H6 H7 10K 4KB 20KB 18KB 7KB 9KB 12KB 15KB and a successive segment request of
a) 12 KB b) 10KB c) 9KB
Which of the following sentences is/are true?
H0 H1 H2 H3 H4 H5 H6 H7 10K 4KB 20KB 18KB 7KB 9KB 12KB 15KB and a successive segment request of
a) 12 KB b) 10KB c) 9KB
Which of the following sentences is/are true?
First Fit algorithm allocates H2, H0, H3 for the mentioned request.
Best Fit algorithm allocates H2, H0, H3 for the mentioned request.
First Fit algorithm allocates H2, H6, H7 for the mentioned request.
Worst Fit algorithm allocates H2, H3, H6 for the mentioned request.
Question 4: The __________ are used for communication between related or unrelated processes on the same system or unrelated processes on different systems.
Pipes
BSD Sockets
Named pipe (FIFO)
None of the given options
Question 5: OS helps manages the following except
Application software
Bus speed of the system
Memory
Virtual memory
Question 6: The __________ method requires each file to occupy a set of contiguous blocks on the disk.
Contiguous Allocation
Linked Allocation
Indexed Allocation
None of the given options
Question 7: Semaphores are used to synchronize __________ processes.
Parallel
Running
Concurrent
Tough
Question 8: The hardware mechanism that enables a device to notify CPU is called an __________
Interrupt
Signal
Trap
Process
Question 10: What is the memory from 1K - 640K called?
Extended Memory
Normal Memory
Low Memory
Conventional Memory
