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1

What is an Operating System?

Easy 1 Mark

Think about what acts as an interface between user and hardware.

A A hardware component that powers the computer

B System software that manages hardware and software resources

C An application software used for browsing the internet

D A programming language used to write programs

2

What role does an Operating System play between user and hardware?

Easy 1 Mark

Think of the OS as a bridge or mediator.

A Compiler

B Interpreter

C Interface

D Simulator

3

What is a process in an Operating System?

Easy 1 Mark

A process is a program in action.

A A file stored on a hard drive

B A program currently being executed by the CPU

C A hardware component that manages memory

D A type of operating system interface

4

Which OS function allows multiple programs to run at the same time?

Easy 1 Mark

Multi = many, tasking = tasks.

A File Management

B Device Management

C Multitasking

D Encryption

5

Which of the following is NOT a responsibility of process management?

Medium 1 Mark

File permissions relate to file management.

A Scheduling processes for execution

B Managing communication between processes

C Controlling access permissions for files

D Allocating CPU time to processes

6

Which state comes after the 'Ready' state in a process lifecycle?

Medium 1 Mark

A 'Ready' process is waiting for the CPU to pick it up.

A New

B Waiting

C Running

D Terminated

7

Which CPU scheduling algorithm assigns the CPU to the process that arrives first?

Medium 1 Mark

The name itself describes the rule.

A Round Robin

B Shortest Job First (SJF)

C Priority Scheduling

D First Come First Serve (FCFS)

8

In which process state is a process waiting for an I/O event to complete?

Medium 1 Mark

When a process needs input from the keyboard or disk, it cannot run.

A New

B Ready

C Running

D Waiting

9

Which OS function manages the use of RAM?

Easy 1 Mark

RAM = Random Access Memory = main memory.

A File Management

B Memory Management

C Device Management

D Process Management

10

What is 'Paging' in memory management?

Medium 1 Mark

Pages are equal-sized blocks — like pages in a book.

A Dividing memory into logical sections based on program structure

B Dividing memory into fixed-size blocks

C Releasing memory after a program finishes

D Assigning memory to programs when needed

11

What is 'Segmentation' in memory management?

Hard 1 Mark

Segments are logical divisions — unlike pages which are fixed-size.

A Dividing memory into fixed-size blocks

B Assigning memory addresses to processes randomly

C Dividing memory into logical sections based on program structure

D Encrypting memory contents for security

12

Which file system is used by Windows OS?

Easy 1 Mark

NTFS stands for New Technology File System — a Microsoft product.

A EXT4

B APFS

C NTFS

D FAT16

13

Which file system is associated with Linux?

Easy 1 Mark

EXT stands for Extended — a Linux-native file system.

A NTFS

B APFS

C HFS+

D EXT4

14

Which of the following is NOT a common file operation?

Easy 1 Mark

Compiling is done by a compiler, not by file management.

A Create

B Read

C Compile

D Delete

15

How does the OS organize files on a storage device?

Easy 1 Mark

Think of how files are organized on your computer desktop.

A Using registers

B Using directories or folders

C Using CPU cache

D Using ROM

16

What allows the OS to communicate with hardware devices?

Easy 1 Mark

A 'driver' drives the hardware — it controls it.

A Compilers

B Device Drivers

C Interpreters

D Assemblers

17

Which of the following is managed by Device Management in an OS?

Easy 1 Mark

Device management = managing physical hardware devices.

A RAM allocation

B File permissions

C USB devices

D CPU scheduling

18

Which of the following is a security feature provided by an OS?

Easy 1 Mark

You need to 'authenticate' (login) to access a secure system.

A Paging

B Segmentation

C User Authentication

D Round Robin Scheduling

19

Which OS security feature converts data into an unreadable format to protect it?

Medium 1 Mark

En-crypt = to put into a code/secret format.

A File Permissions

B User Authentication

C Encryption

D Access Control

20

What type of interface uses windows, icons, and menus for user interaction?

Easy 1 Mark

GUI = Graphical — you interact with pictures and icons.

A Command Line Interface (CLI)

B Graphical User Interface (GUI)

C Batch Interface

D Network Interface

Computer Studies

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