Computer exercises

Name a device which can be used both for input and output of data.

• Printer

• Photocopier

• Visual Display Unit

• Touch screen

Which key on the keyboard is used to take the cursor to the next line when typing?

• Enter button

• Backspace button

• Tab button

• Control button

Which of the following is a file extension for an audio file?

• Jpeg

• Mp3

• Mpeg

• Audio.x

The space on the hard drive is measured in?

• Megahertz

• Megaamps

• Megabytes

• Megawatts

A memory stick is a style of?

• Magnetic storage

• Optical storage

• Sequential storage

• Solid state storage

Answer explanation

Solid state Storage devices such as flash drives are non-volatile storage, which essentially means they do not require constant power to retain the information.

Flash drives draw power from your computer when they are plugged in, and require no additional power supply.

The operating system that allows more than one user to use the computer is called?

• Multitasking

• Multiprocessor

• Multi-user

• Multipurpose

Which part of the CPU is responsible for changing data into information?

• Arithmetic Logic Unit

• Cache Memory

• Main Memory

• Control unit

Which of the following represents the correct sequence of flow of data in a computer?

• Input - output - process - stores

• Input - output - save - process

• Input - process - stores - output

• Input - stores - output - process

Which of the following is an example of a special purpose computer?

• Robot computer

• Laptop computer

• Desktop computer

• Notepad computer

Answer explanation

Special-purpose computers are designed for one specific task or class of tasks and wouldn't be able to perform general computing tasks.

In a word processor, if you type the first four letters of a word eg. AUGU followed by pressing the Enter key you obtain the word AUGUST. such a feature is known as ...

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