computer

Who is the father of Computers?

• James Gosling

• Charles Babbage

• Dennis Ritchie

• Bjarne Stroustrup

Answer explanation

Charles Babbage is known as the father of computers. Charles Babbage designed and built the first mechanical computer and Difference Engine.

Which of the following is the correct abbreviation of COMPUTER?

• Commonly Occupied Machines Used in Technical and Educational Research

• Commonly Operated Machines Used in Technical and Environmental Research

• Commonly Oriented Machines Used in Technical and Educational Research

• Commonly Operated Machines Used in Technical and Educational Research

Answer explanation

The word COMPUTER is an abbreviation for the terms “Commonly Operated Machines Used in Technical and Educational Research”. The word COMPUTER also relates to the word COMPUTE which means to calculate. So initially, it was thought that a computer is a device that is used to perform calculations.

What is the full form of CPU?

• Computer Processing Unit

• Computer Principle Unit

• Central Processing Unit

• control Processing Unit

Answer explanation

CPU stands for Central Processing Unit. CPU is the part of a computer system that is mainly referred as the brain of the computer.

Which of the following is the brain of the computer?

• Central Processing Unit

• Memory

• Arithmetic and Logic unit

• Control unit

Answer explanation

The CPU is referred to as the brain of a computer.It consists of a control unit and an arithmetic and logic unit. It is responsible for performing all the processes and operations.

Which of the following is the smallest unit of data in a computer?

• Bit

• KB

• Nibble

• Byte

Answer explanation

A bit is defined as the smallest unit of data in a computer system. It is used as a short form of Binary Digit. A bit can have only two values 0 or 1. A nibble comprises 4 bits, a byte is a collection of 8 bits whereas KB (Kilobyte) is equal to 1024 bytes.