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RRB JE (IT) : Operating System with LINUX
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Question 1
We can say that an Overlays is:
Question 2
Asymmetric Addressing in IPC means
Question 3
A disk has 200 tracks(from 0 to 199). At time t = 0, the pending requests for read are for the following disks in the order:
46, 110, 32, 52, 14, 120, 36, 96.
Current head position is at 50 and moving towards 0.
The total head movement(in number of tracks) incurred if LOOK is applied is
Question 4
Assuming pages of size 128 words each and array is sorted in row major. How many page faults will be generated by the following C program:
Int A[128][128];
For(int j=0;j < 128; j++)
For(int i=0; i< 128; i++)
A[i[[j] = 0;
Int A[128][128];
For(int j=0;j < 128; j++)
For(int i=0; i< 128; i++)
A[i[[j] = 0;
Question 5
A user level process in Unix traps the signal sent on a Ctrl + C input and has a signal handling routine that saves appropriate files before terminating the process. When a Ctrl + C input is given to this process, what is the mode in which the signal handling routine executes?
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Jul 7GATE & PSU CS
