Fantastic Os Process Management Test - 77+ MCQs: Operating System Process Management Quiz: Test Your Knowledge with OS Process Questions and Answers

1. What is 'CPU burst' in the context of process execution?

A sudden increase in CPU temperature

The time during which a process is executing on the CPU

A type of computer virus

A measure of CPU processing power

2. Explain the concept of a process group in Unix-like operating systems.

A process group is a collection of one or more processes that can be controlled as a single entity. It is used for job control and signal handling.

A process group is a type of hardware component in Unix-like operating systems.

A process group is a graphical representation of a process in the operating system.

A process group is a folder containing multiple processes.

3. In the context of operating systems, what does 'GUI' stand for?

Graphical User Interface

Global User Integration

General Utility Interface

Graphical User Integration

4. In the context of file permissions, what does 'Read' permission allow a user to do?

Modify the file

View the contents of the file

Delete the file

Rename the file

5. What is 'context switch' in the context of process management?

Switching between different keyboard layouts

Switching between user accounts

Switching between different operating systems

Switching between processes or tasks in the CPU

6. What is 'critical section' in the context of thread synchronization?

A section of code that only allows critical operations

A section of code that can be executed by multiple threads simultaneously

A section of code that is not important for thread execution

A section of code that is only executed once

7. What is the main function of a device driver in an operating system?

To manage computer memory

To manage network connections

To facilitate communication between the operating system and hardware devices

To organize files and folders

8. Which scheduling algorithm selects the process with the highest priority to execute next?

Round Robin

First-Come, First-Served

Priority Scheduling

Shortest Job First

9. Which file system is commonly used in Windows operating systems?

NTFS

HFS+

EXT4

FAT32

10. What is the main purpose of the 'Task Manager' in Windows?

To play games

To browse the internet

To manage running processes and applications

To create documents

11. What is 'thread' in the context of process management?

A type of process

A type of computer hardware

A small unit of a process that can be scheduled independently

A type of computer virus

12. What is the purpose of the 'registry' in the Windows operating system?

To store user passwords

To maintain a record of all file changes

To store system configuration settings

To store software installation files

13. What is 'fork' in the context of process creation in Unix-like operating systems?

A tool for eating spaghetti

A system call used to create a new process

A command for shutting down the computer

A type of computer virus

14. What is a race condition, and how can it be avoided in concurrent programming?

A race condition is a situation in which the behavior of a program depends on the relative timing of events, which can lead to unpredictable and undesirable results. It can be avoided using synchronization mechanisms like locks or semaphores.

A race condition is a situation where processes work together efficiently without any issues.

A race condition is a situation where processes run sequentially.

A race condition is a type of error that cannot be avoided.

15. What is 'IPC message queue' in the context of interprocess communication?

A physical queue of messages at a post office

A technique for sending physical letters between processes

A system for sending text messages between processes

A mechanism for processes to exchange data through messages

16. What is a semaphore in process synchronization, and how is it used?

A semaphore is a synchronization primitive that controls access to shared resources by multiple processes. It is used to prevent race conditions and provide mutual exclusion.

A semaphore is a type of error in process synchronization.

A semaphore is a graphical representation of a process.

A semaphore is used to format text in process synchronization.

17. What is the role of a process control block (PCB) in process management?

A PCB contains information about a process, such as its process ID, program counter, registers, and scheduling information.

A PCB is a graphical representation of a process on the screen.

A PCB is used to control the power supply to a computer's components.

A PCB is a tool for managing printer processes.

18. What is a process in the context of operating systems?

A program in execution

A type of computer virus

A peripheral device

A system configuration file

19. What is 'thread starvation' in the context of thread scheduling?

A thread consuming excessive resources

A thread being blocked from execution indefinitely

A thread running at maximum CPU speed

A thread with low priority

20. What is 'process scheduling' in operating systems?

Scheduling appointments for computer users

Scheduling regular software updates

Scheduling tasks for the CPU to execute

Scheduling hardware maintenance

21. What is the purpose of process scheduling in an operating system?

To organize files on the hard disk

To create user interfaces

To manage device drivers

To allocate CPU time to different processes

22. What is a 'shell' in the context of operating systems?

A protective case for computer hardware

A user interface for interacting with the operating system

A type of file format

A type of hardware device

23. Which operating system is known for its penguin mascot?

Windows

macOS

Linux

Android

24. What is 'deadlock' in the context of process management?

A process that has terminated successfully

A situation where two or more processes are unable to proceed because each is waiting for the other

A process that is running at maximum CPU speed

A process that is consuming excessive memory

25. What is the purpose of virtual memory in an operating system?

To store virtual reality content

To provide a virtual workspace for users

To create virtual machines

To expand the available physical memory by using a portion of the hard disk

26. Which operating system is commonly used on smartphones and tablets?

Windows

macOS

Linux

Android

27. What does RAM stand for in the context of computer memory?

Random Access Memory

Read-Only Memory

Remote Access Memory

Revolving Access Memory

28. What is 'semaphore' in the context of process synchronization?

A type of traffic signal

A technique for protecting data from unauthorized access

A type of computer virus

A system for controlling external devices

29. What is 'process priority' in the context of process scheduling?

A process's position in a queue

A measure of how fast a process can run

A process's relative importance for CPU allocation

A process's speed in executing instructions

30. What is multitasking in the context of operating systems?

Running multiple applications simultaneously

Using multiple monitors

Typing on a keyboard and using a mouse at the same time

Running a single application at a time

Operating System Process Management MCQ Test 3