What is the primary function of an operating system?

• To provide a user interface

• To manage hardware resources

• To run application software

• To perform calculations

Answer explanation

The primary function of an operating system is to manage hardware resources and provide a user interface, enabling users to interact with the system and run application software effectively.

Which of the following is a type of system software?

• Web browser

• Operating system

• Word processor

• Spreadsheet application

Answer explanation

The operating system is a type of system software that manages hardware and software resources. In contrast, a web browser, word processor, and spreadsheet application are application software designed for specific tasks.

What does a device driver do?

• Manages user accounts

• Translates commands for hardware

• Provides internet connectivity

• Monitors system performance

Answer explanation

A device driver translates commands for hardware, allowing the operating system to communicate effectively with the hardware components. This is essential for the proper functioning of devices like printers, graphics cards, and more.

Which of the following is an example of a mobile operating system?

• Android OS

• macOS

• Windows 10

• Linux

Answer explanation

Android OS is a mobile operating system designed for smartphones and tablets. In contrast, macOS, Windows 10, and Linux are primarily desktop operating systems.

What is the purpose of a utility program?

• To run games

• To perform maintenance tasks

• To manage system resources

• To create documents

Answer explanation

The purpose of a utility program is primarily to perform maintenance tasks, such as file management, system diagnostics, and optimizing performance, rather than running games, managing resources, or creating documents.

What is 'booting' in the context of operating systems?

• Installing new software

• Starting or restarting a computer

• Updating system drivers

• Configuring network settings

Answer explanation

'Booting' refers to the process of starting or restarting a computer, where the operating system is loaded into memory. This is essential for the computer to become operational and ready for use.

Which type of user interface requires typing commands?

• Graphical user interface

• Touch interface

• Command line interface

• Voice interface

Answer explanation

The command line interface (CLI) requires users to type commands to interact with the system, unlike graphical, touch, or voice interfaces which use visual elements, touch gestures, or spoken commands.

What is the function of a performance monitor in an operating system?

• To manage files

• To assess and report on system resources

• To configure devices

• To provide internet access

Answer explanation

The function of a performance monitor in an operating system is to assess and report on system resources, such as CPU usage, memory usage, and disk activity, helping users and administrators optimize performance.

Which of the following operating systems is known for being open-source?

• macOS

• iOS

• Windows 10

• Linux

Answer explanation

Linux is known for being open-source, meaning its source code is freely available for anyone to use, modify, and distribute. In contrast, macOS, iOS, and Windows 10 are proprietary operating systems.

What is the main purpose of a backup utility?

• To defragment disks

• To uninstall programs

• To copy files to another storage medium

• To scan for viruses

Answer explanation

The main purpose of a backup utility is to copy files to another storage medium, ensuring data is preserved in case of loss or damage. Other options like defragmenting disks or scanning for viruses serve different functions.