operating system Practice Questions Answers Test with Solutions & More Shortcuts

Question : 16

The process scheduler in the processor management unit

a) gives all jobs to the job scheduler

b) selects a job to run

c) selects a process to run

d) co-ordinates the process synchronization

Question : 17

User-Visible register Which of the following do not support GUI (Graphical User Interface)

a) DOS

b) WINDOWS

c) Linux

d) None of these.

Question : 18

In dynamic loading

a) for better memory utilization use dynamic loading

b) it does not requires special support from the operating system

c) disadvantage is unused routine is never loaded

d) all of the above

Question : 19

In RAID scheme, which of the RAID level does not use parity calculation in redundancy achievement

a) RAID 4

b) RAID 3

c) RAID 2

d) RAID 1

Question : 20

A. Absolute Loading B. Relocatable Loading C. Dynamic Run-Time Loading; 1- It requires that a load module always be loaded into some location in main memory. 2- A load module can be located anywhere in main memory.

a) A - 2, B - 1, C - 1

b) A - 1, B - 1, C - 2

c) A - 1, B - 2, C - 2

d) A - 1, B - 2, C - 1