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Difference Between Timesharing and Multiprogramming Systems

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Difference Between Timesharing and Multiprogramming Systems

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Questions and Answers

In a timesharing system, multiple users can access and perform computations on a computing system __________.

simultaneously (correct)

deterministically

sequentially

in a parallel manner

Which of the following is true about multiprogramming systems?

They can run on a PC with multiple users.

They allow only one user to run multiple programs simultaneously.

They enable a user to run multiple programs simultaneously. (correct)

They are always timesharing systems.

What is the degree of multiprogramming if the probability of 1 CPU being idle is approximately 0.28?

0.99

0.72 (correct)

0.14

0.28

Which of the following statements is true about thread usage in a process?

Each thread in a process shares all items with other threads. Signup and view all the answers

What distinguishes timesharing systems from multiprogramming systems?

The possibility for simultaneous user interaction. Signup and view all the answers

What are the four principal events that cause processes to be created?

System initialization, Execution of a process creation system call, User request to create a new process, Initiation of a batch job Signup and view all the answers

Which of the following is a typical condition that can terminate a process involuntarily?

Fatal error Signup and view all the answers

In the UNIX environment, how many ways can a process have an abnormal termination?

3 ways Signup and view all the answers

What are the three states a process may be in according to the text?

Running, Ready, Waiting Signup and view all the answers

Which of the following is NOT a way for a process to terminate normally?

Killed by another process Signup and view all the answers

How many programs are involved in the multiprogramming conceptual model mentioned in the text?

4 programs Signup and view all the answers

What is a process in the context of an operating system?

An instance of a computer program that is being executed Signup and view all the answers

Why is each process isolated from other processes in an operating system?

To provide security and stability to the system Signup and view all the answers

What is context switching in the context of process management?

The process of switching between processes to ensure each gets a fair share of resources Signup and view all the answers

How does process isolation benefit the overall system?

It ensures that any error or crash in one process does not affect other processes Signup and view all the answers

Why is the concept of a process considered central to modern operating systems?

Because it allows for multitasking and parallel processing Signup and view all the answers

What role does multiprogramming play in optimizing CPU utilization?

It enables multiple programs to reside in main memory at the same time Signup and view all the answers