Charles Babbage English mathematician and inventor Charles Babbage is credited with having conceived the first automatic digital computer. During the mid-1830s Babbage developed plans for the Analytical Engine

Supercomputers can be as small as two computers (even laptops) or as big as a warehouse, or bigger. Supercomputers are used for large and complex mathematical computations. Mainframes are used as storage for large databases and serve a maximum number of users at a time.

wide-area network In its simplest form, a wide-area network (WAN) is a collection of local-area networks (LANs) or other networks that communicate with one another.

A. Medium Scale Integrated CircuitsB. Medium System Integrated CircuitsC. Medium Scale Intelligent CircuitD. Medium System Intelligent Circuit

A Video Graphics Array (VGA) connector is a standard connector used for computer video output. Originating with the 1987 IBM PS/2 and its VGA graphics system, the 15-pin connector went on to become ubiquitous on PCs, as well as many monitors, projectors and high definition television sets.

It is composed of an arithmetic-logic unit (ALU) and control circuits. The ALU carries out basic arithmetic and logic operations, and the control section determines the sequence of operations, including branch instructions that transfer control from one part of a program to another

compact disc read-only memory CD-ROM, abbreviation of compact disc read-only memory, type of computer memory in the form of a compact disc that is read by optical means.

Hybrid computer Explanation: The computer that process both analog and digital is called Hybrid computer.

A. Digital ClockB. Automobile speed meterC. Clock with a dial and two handsD. All of Above

Analog computers works on the continuous electrical pulses and digital computers work on the discrete electrical pulses. Analog computers need to process physical quantities such as temperature, pressure, speed etc.