Introdução à informática

What does CPU stand for?

• Central Processing Unit

• Centralized Processing Unit

• Computer Processing Unit

• Central Processing Operation

Which of the following is an input device?

• scanner

• printer

• keyboard

• monitor

What is the primary function of an operating system?

• To serve as a programming language

• To run applications independently of hardware

• To provide internet connectivity

• The primary function of an operating system is to manage hardware and software resources.

Which of the following is a type of software?

• Firmware

• Malware

• Application software

• Operating system

What does RAM stand for?

• Read Access Memory

• Rapid Access Module

• Random Allocation Memory

• Random Access Memory

Which of the following is a web browser?

• Adobe Photoshop

• Microsoft Word

• Google Chrome

• VLC Media Player

What is the purpose of a firewall?

• To enhance internet speed by increasing bandwidth.

• To store data securely in the cloud.

• The purpose of a firewall is to protect networks by filtering traffic and preventing unauthorized access.

• To manage user passwords and authentication.

Which file extension is commonly associated with Word documents?

• .txt

• .pdf

• .xls

• .docx

What does the term 'cloud computing' refer to?

• A method for storing files on a local server.

• A programming language for web development.

• A type of software used for data analysis.

• The delivery of computing services over the internet.

Which programming language is known for web development?

• JavaScript

• Python

• Java

• C++