NTS - National Testing Service Basic Computer Knowledge Questions and Answers

Question 1

Which component is often referred to as the 'brain' of the computer, responsible for executing instructions and performing calculations?

Accepted Answer

Central Processing Unit (CPU)

Answer

Random Access Memory (RAM)

Answer

Hard Disk Drive (HDD)

Answer

Motherboard

Question 2

A user turns on their computer and sees the desktop, icons, and start menu. What type of software is primarily responsible for managing the computer's hardware and providing this user interface?

Accepted Answer

Operating System

Answer

Web Browser

Answer

Utility Software

Answer

Application Software

Question 3

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

Accepted Answer

Keyboard

Answer

Printer

Answer

Monitor

Answer

Speakers

Question 4

Which type of computer memory is volatile, meaning its contents are lost when the computer is powered off?

Accepted Answer

Random Access Memory (RAM)

Answer

Read-Only Memory (ROM)

Answer

Solid-State Drive (SSD)

Answer

Flash Drive

Question 5

To view and interact with websites on the internet, which type of application software is required?

Accepted Answer

Web Browser

Answer

File Explorer

Answer

Word Processor

Answer

Media Player

Question 6

A student has created a presentation for a class project and saved the file. The file extension is '.pptx'. This file was most likely created using which application?

Accepted Answer

Microsoft PowerPoint

Answer

Microsoft Word

Answer

Microsoft Excel

Answer

Adobe Photoshop