Process & Memory Management MCQs with Answers

Past Paper MCQ

Deadlock occurs when:

• A.Processes wait indefinitely
• B.A process terminates abnormally
• C.Memory is fully utilized
• D.CPU switches between processes rapidly

Past Paper MCQ

Unix creates process using:

• A.Clone
• B.Exec
• C.Spawn
• D.Fork

Which method for deadlock recovery involves halting processes to free up resources in a CPU?

• A.Process Termination
• B.Resource Preemption
• C.Wait-Die Scheme
• D.Banker's Algorithm

Past Paper MCQ

Checkpoints used for:

• A.Memory compaction
• B.Deadlock prevention
• C.Recovery process
• D.Process synchronization

Past Paper MCQ

Which of the following techniques for deadlock recovery is easiest regarding CPU?

• A.Resource Preemption
• B.Process Termination
• C.Wait-Die Scheme
• D.Wound-Wait Scheme

Past Paper MCQ

What is virtual memory?

• A.A memory located inside the CPU
• B.A special type of RAM that is faster than cache
• C.A portion of the hard disk used as an extension of RAM
• D.A backup memory used only during system shutdown

Past Paper MCQ

Checkpoints are?

• A.Security verification steps in authentication
• B.Physical inspection points in a network
• C.Error detection codes in data transmission
• D.Saved states of a system for recovery

Past Paper MCQ

Which system call creates a new process in Unix?

• A.fork()
• B.exec()
• C.wait()
• D.exit()

Past Paper MCQ

Which of the following is necessary condition for deadlock?

• A.Mutual exclusion
• B.Hold and wait
• C.No preemption
• D.All of these

In the context of operating systems, which term was first used by the designers of the Multics system to describe a program in execution?

• A.Thread
• B.Process
• C.Task
• D.Job