Computer and Mobile Device Quiz

Which of the following is/are features of mobile device?

• Bluetooth

• Wi-Fi

• Camera

• All of these

The top part of the screen is called the ____

• Status bar

• Main part

• Dock

• All of these

Which of the following device is used to enter information into the computer?

• Output

• Input

• Computer

• Memory

It is used to record voice on the computer.

• Projector

• Speakers

• Microphone

• Scanner

Which of the following is a brain of computer?

• RAM

• ROM

• ALU

• CPU

The bandwidth is usually expressed in

• (a) bits per second

• (b) bytes per second

• (c) Both (a) and (b)

• (d) None of these

Which of the following is a type of computer memory?

• Printer

• Monitor

• Speaker

• Cache

What is the primary function of an operating system?

• To manage hardware and software resources

• To provide internet access

• To enhance graphics

• To store data

Which of the following is a common input device?

• Speaker

• Monitor

• Keyboard

• Projector

What is the main purpose of a computer's CPU?

• To display graphics

• To store data

• To connect to the internet

• To perform calculations and process instructions