Computer Basics

What is the main function of a CPU in a computer?

• Play music

• Execute instructions and perform calculations

• Cook food

• Drive a car

Name three examples of hardware components in a computer.

• Solid State Drive (SSD)

• 1. Central Processing Unit (CPU), 2. Random Access Memory (RAM), 3. Hard Disk Drive (HDD)

• Graphics Processing Unit (GPU)

• Motherboard

Which operating system is known for its user-friendly interface?

• Android

• iOS

• Linux

• Windows

Explain the difference between RAM and ROM.

• RAM is volatile and used for temporary storage, while ROM is non-volatile and used for permanent storage.

• RAM is non-volatile and used for permanent storage, while ROM is volatile and used for temporary storage.

• RAM and ROM are interchangeable terms with no actual difference.

• RAM is used for graphics processing, while ROM is used for audio processing.

What is the purpose of a hard drive in a computer?

• To send emails

• To play music

• To store and retrieve data

• To cook food

What does ISP stand for in the context of the internet?

• Internet Security Protocol

• Internet Signal Provider

• Internal Service Protocol

• Internet Service Provider

Describe the concept of cloud storage.

• Cloud storage is a physical storage device connected to a computer.

• Cloud storage is a service for storing data online, allowing users to access, manage, and share files from anywhere.

• Cloud storage refers to storing data on floppy disks.

• Cloud storage involves storing data on magnetic tapes.

What is the role of a browser in accessing the internet?

• The browser is responsible for creating internet connections.

• Browsers are used to store files on the internet.

• A browser's role is to manage internet service providers.

• The role of a browser in accessing the internet is to interpret and display web content.

What is the difference between uploading and downloading data?

• Uploading transfers data to a remote system, downloading transfers data to a local system.

• Uploading is faster than downloading data.

• Uploading and downloading both transfer data to a remote system.

• Uploading transfers data to a local system, downloading transfers data to a remote system.

Explain the importance of data encryption for online security.

• Data encryption is important for online security because it protects sensitive information from unauthorized access by converting data into a secure format that can only be read with the correct decryption key.

• Data encryption is not important for online security

• Data encryption can be easily bypassed

• Data encryption slows down internet speed