Test Preparation on UGC-NET, GATE, Operating System & Computer Science Test Preparation
1.
If the disk head is located initially at 32, find the number of disk moves required with FCFS if the disk queue of I/O blocks requests are 98, 37, 14, 124, 65, 67.
2.
Which of the following memory allocation scheme suffers from external fragmentation ?
3.
Consider a system having m resources of the same type. These resources are shared by 3 processes A, B and C which have peak demands of 3, 4 and 6 respectively. For what value of m deadlock will not occur ?
4.
Pre-emptive scheduling is the strategy of temporarily suspending a running process
5.
Resources are allocated to the process on non-sharable basis is
6.
In round robin CPU scheduling as time quantum is increased the average turn around time
7.
Pool based allocation of memory achieves better usage. Memory can be preempted from inactive programs and used to accommodate active programs. This is called
