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

1. 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

2. What is deadlock in process synchronization, and how can it be prevented?

Deadlock is a situation where two or more processes are unable to proceed because each is waiting for the other to release a resource. It can be prevented using techniques like deadlock detection and avoidance.

Deadlock is a situation where processes work together efficiently without any issues.

Deadlock is a type of error in process synchronization that cannot be prevented.

Deadlock is a situation where a single process monopolizes all resources.

3. What is process synchronization in operating systems?

Keeping multiple processes separate from each other

Ensuring that processes start at the same time

Coordinating the activities of multiple processes

Managing the input and output of processes

4. 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

5. What is the purpose of process synchronization in an operating system, and why is it important?

Process synchronization is used to coordinate and control the execution of multiple processes to avoid conflicts and ensure data consistency in shared resources. It is important for preventing race conditions and ensuring the correct execution of programs.

Process synchronization is used to create new processes in the operating system.

Process synchronization is used to manage file systems in the operating system.

Process synchronization is used to control the power supply to the CPU.

6. 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

7. What is the purpose of a zombie process in an operating system?

A zombie process is a terminated process that has not been completely removed from the system. It is kept as a placeholder until its parent process acknowledges its termination.

A zombie process is a process that is actively running in the background.

A zombie process is a process that is responsible for managing memory in the operating system.

A zombie process is a process that is immune to termination.

8. Explain the concept of process scheduling in an operating system.

Process scheduling involves deciding which process to run next on the CPU, allowing multiple processes to share the CPU's time.

Process scheduling is the process of creating a new process in the operating system.

Process scheduling is used to format the text displayed on the screen.

Process scheduling is the process of shutting down a process.

9. What is the purpose of an operating system's kernel?

To provide a graphical user interface

To manage memory and hardware resources

To create software applications

To design user interfaces

10. What is the purpose of 'process synchronization' in operating systems?

To ensure that processes are executed in alphabetical order

To ensure that processes share data and resources in a controlled manner

To synchronize the system clock with an atomic clock

To terminate processes that are not responding

11. Which operating system is known for its use on Apple's iPhones and iPads?

Windows

macOS

Linux

iOS

12. Which operating system is known for its use in scientific and research computing due to its scalability and performance?

Windows

Linux

macOS

iOS

13. What is a context switch, and why is it necessary in process scheduling?

A context switch is the process of saving and restoring the state of a CPU to allow multiple processes to share the same CPU. It is necessary to switch between processes efficiently.

A context switch is a type of error in process scheduling.

A context switch is a process of switching between different operating systems.

A context switch is a mechanism to increase the speed of process execution.

14. What is 'process termination' in operating systems?

A process that has ended unexpectedly

The act of ending a process's execution

The process of starting a new process

A type of computer virus

15. What is 'mutex' in the context of process synchronization?

A type of computer virus

A technique for protecting data from unauthorized access

A programming language

A type of processor chip

16. Which operating system is designed primarily for use on servers and is known for its stability?

Windows

macOS

Linux

iOS

17. 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

18. Which scheduling algorithm gives each process a fixed time slice or quantum to execute before moving to the next process?

Round Robin

First-Come, First-Served

Priority Scheduling

Shortest Job First

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 the role of an operating system in a computer?

To manage hardware resources

To create documents and spreadsheets

To browse the internet

To play video games

21. What is the difference between preemptive and non-preemptive process scheduling algorithms?

Preemptive scheduling allows the operating system to forcibly interrupt a running process to allocate the CPU to another process. Non-preemptive scheduling lets a process run until it voluntarily releases the CPU.

Preemptive scheduling and non-preemptive scheduling are two terms for the same concept.

Preemptive scheduling allows any process to execute for an unlimited time.

Non-preemptive scheduling is used only for real-time processes.

22. 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

23. What is 'interprocess communication' (IPC) in operating systems?

Communication between different operating systems

Communication between processes running on the same computer

Communication between a computer and an external device

Communication between different types of computer hardware

24. What is the role of a 'bootloader' in the startup process of a computer?

To load the operating system into memory

To create a backup of user data

To manage network connections

To play startup sounds

25. What is 'starvation' in the context of process scheduling?

A process consuming excessive resources

A process being blocked from execution indefinitely

A process running at maximum CPU speed

A process with low priority

26. What is a thread in the context of process management?

A physical component of a CPU

A unit of execution within a process

A type of memory storage

A network protocol

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

Windows

macOS

Linux

Android

28. What is a deadlock in the context of process management?

A process that has crashed

A process that is waiting for a resource indefinitely

A process that is running too slowly

A process that has completed its execution

29. What is the purpose of process priority in process scheduling?

Process priority determines the order in which processes are executed. Higher-priority processes are given preference over lower-priority ones.

Process priority is used to create new processes in the operating system.

Process priority controls the speed of the CPU.

Process priority is used for file management in the operating system.

30. What is the purpose of mutual exclusion in concurrent programming?

Mutual exclusion ensures that only one thread can access a critical section of code at a time, preventing data corruption and race conditions.

Mutual exclusion allows multiple threads to execute code concurrently without any restrictions.

Mutual exclusion is used to increase the execution speed of code.

Mutual exclusion is used to create new threads in concurrent programming.

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

Windows

macOS

Linux

Android

32. What is the purpose of a 'scheduler' in an operating system?

To schedule software updates

To manage appointments and calendars

To allocate CPU time to different tasks

To control screen brightness

33. What is the purpose of an 'interrupt' in the context of operating systems?

To stop the computer from functioning

To request the operating system's attention for a specific task

To initiate a computer shutdown

To send a signal to external devices

34. 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

35. 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

36. 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

37. Which component of an operating system's user interface allows users to interact with files and folders?

Task Manager

Control Panel

File Explorer (or File Manager)

Start Menu

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

NTFS

HFS+

EXT4

FAT32

39. Explain the concept of process termination in an operating system.

Process termination is the process of ending the execution of a process. It involves releasing allocated resources and cleaning up the process's state.

Process termination is the process of creating new processes in the operating system.

Process termination is the process of formatting the screen in the operating system.

Process termination is the process of switching between processes.

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

Random Access Memory

Read-Only Memory

Remote Access Memory

Revolving Access Memory

Operating System Process Management MCQ Test 2