Fundamentals of IT

The brain of any computer system is the

• ALU

• CPU

• Memory

• Control Unit

Which of the following is not an input device?

• OCR

• Optical scanners

• voice recognition device

• The computer output to microfilm

When was the world’s first laptop computer introduced in the market and by whom?

• Hewlett-Packard, 1980

• Epson, 1981

• Laplink Traveling Software Inc, 1982

• Tandy Model-200, 1985

Abacus was the first-

• electronic computer

• mechanical computer

• electronic calculator

• mechanical calculator

What is the smallest unit of the information?

• Bit

• Byte

• Block

• Nibble

Which of the following is an output device?

• Keyboard

• Mouse

• Light pen

• Projector

Which of the following is an input device?

• Plotter

• Printer

• Mouse

• Speaker

What kind of language can computers understand?

• Normal language

• Computer language

• Machine language

• Coded language

What does Booting a computer mean?

• install a program

• to turn on the computer

• to remove the OS

• to kick the computer

The speed of a processor is measured in?

• Nanoseconds

• Kilohertz

• Gigahertz

• Megabytes