Question

Which type of computers is used to control air traffic and radar of national defence?
1. Hybrid computers
2. Personal computers
3. Analogue computers
4. Digital computers

Answer 1

Correct Answer - Option 1 : Hybrid computers

The correct answer is Hybrid Computers.

• Hybrid computers are used to control air traffic and radar of national defense.
• Hybrid computers are computers that exhibit features of analog computers and digital computers.
• The main objective is to perform very complicated calculations.
• Hybrid computers can be used in large-scale organizations to solve logical and technical calculations as well as offer great processing of differential equations. 

Analog computers	Analog computer is a type of computer that uses the continuously changeable aspects of physical phenomena such as electrical, mechanical, or hydraulic quantities to model the problem being solved.
Digital computers	A Digital computer can be considered as a digital system that performs various computational tasks. The first electronic digital computer was developed in the late 1940s.
Personal computers	A personal computer is a general-purpose computer whose size, capabilities and original sale price make it useful for individuals, and is intended to be operated directly by an end-user with no intervening computer operator