Question 1

What is the primary role of an Operating System?

Accepted Answer

To act as an interface between hardware and the user

Question 2

Which of the following is NOT a major functionality of an Operating System?

Accepted Answer

Hardware design

Question 3

What is a program in execution called?

Accepted Answer

A process

Question 4

Who decides the order in which multiple processes get access to the processor?

Accepted Answer

The Operating System

Question 5

For a program to execute, it must first be loaded into:

Accepted Answer

Main memory

Question 6

Which OS component is responsible for managing devices like I/O devices?

Accepted Answer

Device management

Question 7

What is the process of controlling the flow of data into and out of a computer system called?

Accepted Answer

I/O management

Question 8

Which OS strategy allows certain devices to access main memory without CPU intervention?

Accepted Answer

Direct Memory Access (DMA)

Question 9

What is the smallest addressable unit in the disk?

Accepted Answer

A file

Question 10

Which OS function maintains the integrity of data stored in files and protects unauthorized access?

Accepted Answer

File management

Question 11

What connects two or more computing devices for transmitting and sharing information?

Accepted Answer

A network

Question 12

What hardware component connects a computer to a network?

Accepted Answer

NIC (Network Interface Card)

Question 13

Who ensures that data reaches its desired destination safely in a network?

Accepted Answer

The Operating System

Question 14

What technique involves breaking down a complex system into smaller, manageable parts called modules?

Accepted Answer

Modularity

Question 15

Which of the following is a major component of an OS that manages process, device, and memory management?

Accepted Answer

Kernel

Question 16

What component of an OS is a program that receives requests from users and interprets them for the OS?

Accepted Answer

User Interface

Question 17

Which OS component helps in managing system resources like disk space and ensures security?

Accepted Answer

System Utilities

Question 18

A program P is stored on the hard disk. Is P a process?

Accepted Answer

No

Question 19

When a user starts running program P, P becomes a:

Accepted Answer

Process

Question 20

If an internet browser opens first and a text editor second, what is the state of the text editor while waiting?

Accepted Answer

Waiting

Operating System Fundamentals

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