Author name: Admin

245. Process is

program in High level language kept on disk
contents of main memory
a program in execution
a job in secondary memory
✅ The correct answer is option C.

247. Virtual memory is

simple to implement
used in all major commercial operating systems
less efficient in utilization of memory
useful when fast I/O devices are not available
✅ The correct answer is option B.

260. The necessary conditions needed before deadlock can occur?

No Mutual Exclusion, Hold and wait, Preemption, Circular Wait
Mutual Exclusion, No Hold and wait, Preemption, Circular Wait
Mutual Exclusion, Hold and wait, No Preemption, Circular Wait
Mutual Exclusion, Hold and wait, Preemption, No Circular Wait
✅ The correct answer is option C.

266. Scheduling is

allowing jobs to use the processor
unrelated to performance consideration
not required in uniprocessor systems
the same regard-less of the purpose of the system
✅ The correct answer is option A.
Scroll to Top