Computer Basics Quiz

Which component holds all other internal computer components?

• Hard Drive

• Motherboard

• CPU

• Monitor

Answer explanation

The motherboard is the main circuit board in a computer, connecting all internal components like the CPU, RAM, and storage devices. It serves as the backbone, allowing communication between these parts, making it the correct answer.

Which of the following is an example of system software?

• Google Chrome

• Windows 10

• MS Word

• Photoshop

Answer explanation

Windows 10 is system software as it manages hardware and software resources on a computer. In contrast, Google Chrome, MS Word, and Photoshop are application software designed for specific tasks.

What does HTTP stand for?

• High Transfer Text Protocol

• Hyper Text Transfer Protocol

• Hyperlink Transfer Protocol

• High Text Transfer Process

Answer explanation

HTTP stands for Hyper Text Transfer Protocol, which is the foundation of data communication on the web. The other options are incorrect as they do not accurately represent the protocol's name.

What is a URL used for?

• Formatting web pages

• Uploading documents

• Identifying a web address

• Backing up data

Answer explanation

A URL (Uniform Resource Locator) is primarily used for identifying a web address, allowing users to access specific resources on the internet. This makes 'Identifying a web address' the correct choice.

A kilobyte is approximately equal to:

• 10 bytes

• 100 bytes

• 1000 bytes

• 10,000 bytes

Answer explanation

A kilobyte (KB) is defined as 1024 bytes, but it is often approximated as 1000 bytes for simplicity. Therefore, the correct answer is 1000 bytes.

Which of the following is NOT a function of spreadsheet software?

• Sorting data

• Performing calculations

• Word processing

• Chart creation

Answer explanation

Spreadsheet software is designed for tasks like sorting data, performing calculations, and creating charts. Word processing, however, is primarily a function of dedicated word processing software, making it the correct choice for this question.

Which of the following is a valid email address?

• @gmail.com

• [e-mail]

• user#gmail.com

• username.gmail.com

Answer explanation

The valid email address must have a username followed by '@' and a domain. '[e-mail]' meets this criteria, while the others do not: '@gmail.com' lacks a username, 'user#gmail.com' has an invalid character, and 'username.gmail.com' is missing '@'.

What does Ctrl + P do in most applications?

• Paste

• Print

• Preview

• Play

Answer explanation

In most applications, pressing Ctrl + P opens the print dialog, allowing users to print documents or images. Therefore, the correct answer is 'Print'. The other options do not correspond to this keyboard shortcut.

What is the decimal value of binary 1010?

• 10

• 5

• 8

• 2

Answer explanation

The binary number 1010 is calculated as follows: 1*2^3 + 0*2^2 + 1*2^1 + 0*2^0 = 8 + 0 + 2 + 0 = 10. Therefore, the decimal value of binary 1010 is 10.

Which of the following is a function of an operating system?

• Writing essays

• Browsing the web

• Managing system resources

• Printing documents

Answer explanation

The correct answer is 'Managing system resources' because an operating system is responsible for coordinating hardware and software resources, ensuring efficient operation and performance.