PNHS - ICT Quiz Bee (Elimination) - EASY ROUND

1. What does the acronym "CPU" stand for?

• Central Processing Unit

• Computer Processing Unit

• Central Power Unit

• Computer Power Unit

Answer explanation

The CPU is the brain of the computer that performs all the processing and calculations.

Which of the following is an example of an input device?

• Printer

•    Monitor

• Keyboard

•    Speaker

Answer explanation

A keyboard is used to input data and commands into a computer.

RAM stands for

" Random Access Memory "

• True

• False

Answer explanation

RAM is a type of computer memory that allows for quick and random access to data.

What is the purpose of a firewall in computer security?

• Prevents unauthorized access

• Enhances internet speed

• Increases storage capacity

• Improves graphic performance

Answer explanation

A firewall acts as a barrier to protect a computer or network from unauthorized access or threats.

What does the term "URL" stand for?

• Universal Routing Language

• Uniform Resource Locator

• Unified Research Library

• User Recognition Link

Answer explanation

A URL is a web address that specifies the location of a resource on the internet.

What is the term for unauthorized access to computer systems with malicious intent?

• Debugging

•   Programming

• Hacking

• Encryption

What does the extension ".jpg" indicate for a file?

• Audio file

• Image file

• Video file

•    Document file

Answer explanation

The .jpg extension indicates that the file is an image in the JPEG format.

 

What is the main function of an operating system?

• Run applications

• Store data

• Connect to the internet

• Control and manage computer hardware

Answer explanation

An operating system manages computer hardware resources and provides a platform for running applications.

USB stands for

" Universal Serial Bus "

• True

• False

Answer explanation

USB is a widely used interface for connecting peripheral devices to computers.

 

What is the purpose of a browser in relation to the internet?

• Sending emails

• Playing games

• Viewing websites

• Writing code

Answer explanation

A browser is a software application used to access and view websites on the internet.