Operating Systems Quizzes: Test Your Knowledge

Question 1

Which of the following is NOT a core responsibility of an operating system?

Accepted Answer

Creating and editing text documents

Answer

Managing and executing processes

Answer

Allocating memory to running processes

Answer

Responding to system errors and failures

Question 2

What is the primary responsibility of an operating system's memory management unit?

Accepted Answer

Allocating and releasing physical memory to running programs

Answer

Scheduling programs to run on the CPU

Answer

Handling input and output operations

Answer

Providing a user interface for interacting with the computer

Question 3

What is the primary function of an operating system in computer systems?

Accepted Answer

Manage hardware and facilitate application execution

Answer

Provide a user-friendly graphical interface

Answer

Store and retrieve data files

Answer

Protect the computer from malicious software

Question 4

Which component of an operating system is crucial for managing system resources and tasks?

Accepted Answer

Resource management

Answer

Application software

Answer

User interface

Answer

Antivirus software

Question 5

Which of the following is NOT a core responsibility of an operating system?

Accepted Answer

Providing a graphical user interface (GUI)

Answer

Managing processes and threads

Answer

Allocating and managing memory resources

Answer

Handling input and output operations

Question 6

Which of the following tasks is NOT a typical responsibility of an operating system in managing computer resources?

Accepted Answer

Connecting to external networks

Answer

Assigning memory to applications

Answer

Scheduling processes for execution

Answer

Managing a hierarchical file system

Question 7

Which of the following is NOT a primary function of a modern operating system?

Accepted Answer

Debugging hardware issues

Answer

Managing memory

Answer

Executing user programs

Answer

Controlling input and output devices

Question 8

Which of the following is NOT a primary responsibility of an operating system?

Accepted Answer

Running application programs

Answer

Managing computer hardware resources

Answer

Providing an interface for user interaction

Answer

Scheduling and coordinating tasks

Question 9

Which kernel architecture in an operating system typically implements only the essential features in a compact core, relying on user-level processes for additional functionality?

Accepted Answer

Microkernel

Answer

Monolithic kernel

Answer

Hybrid kernel

Answer

Plug-and-play kernel

Question 10

Which of the following is the primary function of an operating system that involves allocating and managing the computer's memory resources?

Accepted Answer

Memory management

Answer

Process management

Answer

Scheduling tasks

Answer

Input/output handling

Question 11

Which of the following is NOT a primary function of an operating system?

Accepted Answer

Performing complex mathematical calculations

Answer

Managing computer hardware

Answer

Providing a user interface

Answer

Running application software

Question 12

Which component of an operating system manages the execution of programs and allocates system resources?

Accepted Answer

Process management

Answer

Error handling

Answer

User interface

Answer

Networking

Question 13

Which of the following is NOT a primary objective of memory management in an operating system?

Accepted Answer

Storing the operating system's kernel in memory

Answer

Allocating memory to running programs and data

Answer

Protecting memory space of individual programs

Answer

Managing virtual memory

Question 14

In the context of input/output handling, which component is responsible for coordinating data transfer between the CPU and input/output devices?

Accepted Answer

Input/Output Control System (IOCS)

Answer

File Allocation Table (FAT)

Answer

Program Interrupt Handler (PIH)

Question 15

Which of the following is not a primary function of an operating system?

Accepted Answer

Translating high-level languages

Answer

Managing hardware resources

Answer

Scheduling processes

Question 16

In virtualization, hypervisors offer various advantages. However, which of the following is NOT a primary benefit of using hypervisors in a virtualized environment?

Accepted Answer

Increased system uptime due to hypervisor overhead

Answer

Enhanced resource utilization and hardware consolidation

Answer

Improved security and isolation between virtual machines

Answer

Simplified management and centralized control of virtual machines

Question 17

Which of the following tasks is **not** the responsibility of an operating system?

Accepted Answer

Translating high-level programming languages into machine code

Answer

Managing computer hardware

Answer

Running application programs

Answer

Providing a graphical user interface

Question 18

What is a primary function of an operating system?

Accepted Answer

Managing system resources

Answer

Developing user applications

Answer

Providing a user-friendly interface

Answer

Performing data analysis

Question 19

What is a primary function of an operating system?

Accepted Answer

Manage hardware resources efficiently.

Answer

Create and delete files.

Answer

Allow users to run software.

Answer

Provide permanent data storage.

Question 20

Which component is **not** typically found in an operating system?

Accepted Answer

Text editor

Answer

Process management

Answer

Memory management

Question 21

In an operating system, what is the primary responsibility of the process management component?

Accepted Answer

Controlling the creation, scheduling, and termination of processes and threads

Answer

Distributing memory fairly to all active processes

Question 22

What is the primary function of an operating system?

Accepted Answer

Managing system resources like memory and processes

Answer

Providing a user-friendly graphical interface

Answer

Protecting the computer from malware and viruses

Answer

Establishing a connection to the internet

Question 23

In process scheduling, which algorithm prioritizes processes based on their estimated execution time, aiming to minimize the average waiting time?

Accepted Answer

Shortest job first

Answer

First-come, first-served

Answer

Priority scheduling

Answer

Round-robin scheduling

Question 24

Within an operating system, how are processes and their threads related?

Accepted Answer

Threads and processes share memory, but have separate program counters.

Answer

Processes share memory with threads, but have separate program counters.

Answer

Threads have exclusive memory and program counters, independent of processes.

Answer

Processes have exclusive memory and program counters, unrelated to threads.

Question 25

Which scheduling algorithm gives priority to processes that are expected to finish the fastest?

Accepted Answer

Shortest job first (SJF)

Answer

First-come, first-served (FCFS)

Answer

Round-robin

Answer

Priority scheduling

Question 26

What is the main purpose of an operating system?

Accepted Answer

Manage system resources effectively

Answer

Assign tasks to multiple processors

Answer

Prevent data loss

Answer

Track application performance

Question 27

What is the main purpose of an operating system?

Accepted Answer

Control hardware resources like memory and CPU

Answer

Provide a user-friendly interface

Answer

Run user applications

Answer

Secure and manage data

Question 28

What is a primary responsibility of an operating system?

Accepted Answer

Managing computer resources

Answer

Providing access to the internet

Answer

Analyzing large datasets

Question 29

Which of the following is **not** a primary function of an operating system?

Accepted Answer

Ensure complete prevention of system failures

Answer

Manage computer hardware and its resources

Answer

Provide a user-friendly interface for interaction

Answer

Enable communication and data exchange between different programs

Question 30

What are the two main goals of an operating system?

Accepted Answer

Manage resources and support applications

Answer

Provide a user interface and protect from viruses

Answer

Control user access and store data

Answer

Perform calculations and process datasets

Question 31

What is a primary responsibility of a file system in an operating system?

Accepted Answer

Managing files and directories on storage devices

Answer

Allocating memory for running processes

Answer

Scheduling the execution of processes and threads

Question 32

Identify the operating system classified as a real-time operating system (RTOS):

Accepted Answer

FreeRTOS

Answer

Windows 10

Answer

Android

Answer

Ubuntu

Question 33

What is the main purpose of an operating system?

Accepted Answer

Manage and distribute hardware resources to applications

Answer

Provide a user-friendly graphical interface

Answer

Run and control application programs

Answer

Store and access data permanently

Question 34

In an operating system, which component handles communication and data transfer between the CPU and input/output (I/O) devices?

Accepted Answer

Device drivers

Answer

File systems

Answer

Memory management unit

Answer

Process scheduler

Question 35

What is the primary function of an operating system in a computer system?

Accepted Answer

Serving as the central hub that interfaces hardware and software

Answer

Exclusively executing user applications and programs

Answer

Solely managing hardware resources for efficient utilization

Answer

Exclusively providing user-friendly interfaces and graphical environments

Question 36

How does an operating system's scheduling algorithm impact system performance?

Accepted Answer

It prioritizes processes, affecting responsiveness and efficiency.

Answer

It allocates memory, ensuring adequate resources for execution.

Answer

It manages input/output operations, optimizing data transfer.

Answer

It provides security measures, protecting against unauthorized access and malware.

Question 37

How have operating systems evolved in response to advancements in hardware and software technologies?

Accepted Answer

Operating systems have adapted by incorporating new features while maintaining their core functionality.

Answer

Operating systems have remained unchanged, with no significant updates or improvements.

Answer

Operating systems have become overly complex and demanding, making them unsuitable for contemporary computing.

Question 38

In a multi-user operating system, which mechanism allows multiple users to share resources simultaneously?

Accepted Answer

Time-sharing

Answer

Virtualization

Answer

Multitasking

Answer

Hyperthreading

Question 39

Which of the following is the PRIMARY function of an operating system?

Accepted Answer

Managing hardware resources (e.g., CPU, memory, I/O devices)

Answer

Providing a graphical user interface (GUI) for user interaction

Answer

Running user application programs (e.g., word processors, web browsers)

Answer

Storing and managing user data (e.g., documents, photos, music)

Question 40

A process is best characterized by which of the following?

Accepted Answer

An independent unit of execution within an operating system

Answer

A collection of threads that share the same memory space

Answer

A virtual memory space that is allocated to a program

Answer

An I/O device that is connected to the computer

Question 41

Which memory management technique allocates memory in fixed-size units called pages?

Accepted Answer

Paging

Answer

Segmentation

Answer

Virtual Memory

Answer

Cache Memory

Question 42

The primary goal of virtual memory is:

Accepted Answer

To create the illusion of a larger physical memory by extending it onto a secondary storage device (e.g., hard disk)

Answer

To speed up memory access by storing frequently used data in a faster memory (e.g., cache)

Answer

To protect memory from unauthorized access by implementing access control mechanisms

Answer

To reduce memory fragmentation by dynamically allocating memory to processes

Question 43

A device driver is a software component that:

Accepted Answer

Provides an interface between an operating system and a specific hardware device

Answer

Manages and allocates memory to different processes and applications

Answer

Schedules processes and determines which process should run next

Answer

Provides a graphical user interface (GUI) for users to interact with the operating system

Question 44

Which of the following operating systems is primarily designed for use on smartphones and tablets?

Accepted Answer

Android OS

Answer

Windows Server

Answer

macOS Catalina

Answer

Ubuntu Server

Question 45

What is a primary advantage of using multiprocessor operating systems?

Accepted Answer

Increased Concurrency

Answer

Improved Reliability

Answer

Reduced Memory Usage

Answer

Enhanced Security

Question 46

How do interrupt handling mechanisms influence the efficiency of an operating system?

Accepted Answer

Interrupt handling mechanisms can affect the speed of interrupt processing, impacting efficiency.

Answer

Interrupt handling mechanisms have no impact on system efficiency.

Answer

Interrupt handling mechanisms only affect efficiency when multiple applications are running.

Question 47

Which of the following is NOT among the fundamental functions of an operating system?

Accepted Answer

Interpreting binary code into assembly code

Answer

Managing hardware resources

Answer

Scheduling processes

Answer

Providing a user interface

Question 48

What is the primary function of a scheduler in an operating system?

Accepted Answer

To allocate CPU time to processes

Answer

To manage memory allocation

Answer

To handle input and output operations

Answer

To provide a user interface

Question 49

What is the primary role of a device driver?

Accepted Answer

Acting as an intermediary between hardware devices and software applications

Answer

Allocating memory to running programs

Answer

Handling user input and output

Answer

Performing security checks for incoming data

Question 50

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

Accepted Answer

An instance of a running program

Answer

A collection of interconnected threads

Answer

A sequence of instructions executed in a specific order

Answer

A portion of memory dedicated to storing program data

Question 51

What is a key advantage of utilizing multithreading in an operating system?

Accepted Answer

Enhanced performance on systems with multiple processors

Answer

Simplified and more organized code structure

Answer

Reduced memory consumption

Answer

Improved security against external threats

Question 52

What is the primary objective of memory management in an operating system?

Accepted Answer

Allocating and reclaiming memory for running programs

Answer

Protecting memory from unauthorized access or corruption

Answer

Optimizing performance by caching frequently used data

Answer

Detecting and correcting errors that may occur in memory

Question 53

What is the purpose of implementing a virtual memory system in an operating system?

Accepted Answer

Expanding the amount of physical memory available to applications beyond the physical limits of the system

Answer

Translating logical memory addresses used by programs into physical memory addresses

Answer

Protecting memory from unauthorized access or modification

Answer

Enhancing the speed of disk access operations

Question 54

What is the fundamental difference between a kernel and a user-mode program in an operating system?

Accepted Answer

A kernel operates in privileged mode with unrestricted access to system resources, while a user-mode program runs in unprivileged mode with limited access.

Answer

A user-mode program can directly access hardware devices, while a kernel cannot.

Answer

A kernel is responsible for managing system resources, while a user-mode program is not.

Answer

There is no distinction between a kernel and a user-mode program.

Question 55

In an operating system, which technique is essential for ensuring that processes can share resources safely without interfering with each other?

Accepted Answer

Thread Synchronization

Answer

Virtualization

Answer

Paging

Answer

Time Slicing

Question 56

Select the function that is NOT a primary responsibility of an operating system.

Accepted Answer

Encrypting user data

Answer

Managing hardware and software resources

Answer

Scheduling tasks and processes

Answer

Providing a graphical user interface

Question 57

Which of the following accurately defines a process?

Accepted Answer

An active instance of a running program

Answer

A logical unit of execution within a program

Answer

A group of interrelated processes

Answer

The complete set of instructions that make up a program

Question 58

Which memory management technique divides memory into fixed-size segments?

Accepted Answer

Segmentation

Answer

Paging

Answer

Virtual memory

Answer

Caching

Question 59

What is the main purpose of a file system?

Accepted Answer

To organize and store files on a storage device

Answer

To provide access to network resources

Answer

To schedule tasks and processes

Answer

To translate user input into machine code

Question 60

What is the primary advantage of using virtual memory?

Accepted Answer

Allows programs to access more memory than physically available

Answer

Increases program execution speed

Answer

Prevents memory leaks

Answer

Enhances security

Question 61

Which characteristic is associated with a real-time operating system?

Accepted Answer

Predictable response times

Answer

High throughput

Answer

Multitasking

Answer

Low memory usage

Question 62

What is the primary role of a device driver?

Accepted Answer

To facilitate communication between the operating system and hardware devices

Answer

To translate high-level commands into machine code

Answer

To manage memory allocation

Answer

To provide a user interface

Question 63

Which software type is typically installed over the operating system?

Accepted Answer

Application software

Answer

System software

Answer

Firmware

Answer

Middleware

Question 64

In operating systems, a process is defined as:

Accepted Answer

A running program

Answer

A collection of connected threads

Answer

A section of allocated memory

Answer

An instance of an application