Revision Computer Fundamentals

1 Megabyte (MB) is equal to:

• 1,000 bytes

• 1 million bytes

• 1 billion bytes

• 1 trillion bytes

How many digits do we need to save this letter?

• 1

• 4

• 8

• 12

How many bytes do we need to save the message "HELLO"

• 30

• 5

• 280

• 8

Which of the following is a representation of a fact, a figure, or an idea. It can be a number, a word, a picture, or even a recording of sound.

• data

• information

• memory

• CPU

What do we call the device that lets you enter data into your computer?

• Output

• Storage

• Input

• Processing

Trackpad or Touchpad are:

• Output devices

• Communication devices

• Storage devices

• Input devices

Which of the following devices are often used in conjunction with Optical Character Recognition (OCR) software

• Touch screens

• Sophisticated microphones

• Flatbed scanners

• Light sensors

Fingerprint Sensor is:

• Input device

• Output device

• Storage device

• Processing device

LCD stands for:

• Light Connection Display

• Light Crystal Display

• Liquid Crystal Display

• Liquid Connection Display

Headphones or Earbuds are:

• Input devices

• Output devices

• Storage Devices

• Processing devices