The function of an operating system in a computer is to manage computer hardware and software resources and provide common services for computer programs.

The function of an operating system in a computer is to play music and videos.

The function of an operating system in a computer is to control the weather.

The function of an operating system in a computer is to make coffee for the user.

RAM is a type of volatile memory that is used to store data temporarily while ROM is a type of non-volatile memory that stores data permanently and cannot be easily modified.

RAM and ROM are the same type of memory

RAM is used for permanent storage while ROM is used for temporary storage

RAM is non-volatile while ROM is volatile

The purpose of a CPU in a computer system is to execute instructions and perform calculations for the computer's operations.

The purpose of a CPU in a computer system is to play music and videos.

The purpose of a CPU in a computer system is to brew coffee for the user.

The purpose of a CPU in a computer system is to control the computer's display settings.

CD-ROM, DVD-ROM

RAM, CPU

Floppy disk, Zip drive

Hard drive, Solid state drive

Virtual memory does not create an illusion of a large memory

Virtual memory is a type of physical memory

Virtual memory is a memory management technique that provides an idealized abstraction of the storage resources that are actually available on a given machine, which creates the illusion to users of a very large (main) memory.

Virtual memory is only used in small computers

The function of a router in a computer network is to encrypt data packets within the network.

The function of a router in a computer network is to store data packets within the network.

The function of a router in a computer network is to forward data packets between computer networks.

The function of a router in a computer network is to process data packets within the network.

A hub operates at the application layer and a switch operates at the transport layer

A hub forwards data only to the intended recipient and a switch broadcasts data to all devices connected to it

A hub operates at the physical layer of the OSI model and broadcasts data to all devices connected to it, while a switch operates at the data link layer and forwards data only to the intended recipient.

A hub is used for wireless connections and a switch is used for wired connections

File management in an operating system involves organizing, storing, and retrieving files. It includes creating, deleting, and modifying files, as well as controlling access to them.

File management is not necessary in an operating system.

File management involves managing only the hardware components of a computer system.

File management is only related to organizing folders, not files.

To provide entertainment for the user

To make the computer run faster

The role of an antivirus software is to detect, prevent, and remove malicious software (malware) from a computer system.

To organize files on the computer

A firewall is a device that amplifies network traffic to increase internet speed

A firewall is a software that helps to organize files and folders on a computer network

A firewall is a network security device that monitors and controls incoming and outgoing network traffic based on predetermined security rules. It acts as a barrier between a trusted internal network and untrusted external networks, such as the internet, and helps to prevent unauthorized access and cyber attacks.

A firewall is a tool used to create virtual private networks for secure communication