COMPUTER | MCQs

Explanation

A typical 32-bit computer usually uses the binary number system.

A binary number is a number that is stated using the base-2 numeral system or binary numeral system, which normally utilizes just two symbols: 0 (zero) and 1 (one).

It is a sort of CPU architecture with the ability to send and receive 32 bits of data.

Explanation

Cache is a type of file that stores temporary data or copies of files that are frequently accessed by the computer or web browser.

This allows for faster access and retrieval of the data, making browsing and computer performance faster.

Explanation

Primary memory devices are more expensive than secondary storage devices.

Secondary memory devices are less expensive when compared to primary memory devices.

Primary memory is also known as Main memory or internal memory.

Secondary memory is also known as External memory or Auxiliary memory.

Explanation

A bit is the smallest unit of data in a computer.

A bit has a single binary value, either 0 or 1.

Explanation

KB stands for Kilobyte

MB stands for Megabyte

GB stands for Gigabyte

TB stands for Terabyte

Explanation

Artificial intelligence is intelligence demonstrated by machines, as opposed to the natural intelligence displayed by humans or animals.

First generation (1940 - 1956)  vacuum tubes as a major piece of technology. The ENIAC is  example of 1st generation computer.

Second generation (1956 - 1963) use of transistors.

Third generation (1964 - 1971)  use of Integrated circuits.

Fourth generation (1972 - 2010) use of the microprocessor

Fifth generation (2010 to present) use Artificial intelligence

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Explanation

Explanation

• Supercomputers were introduced in the 1960s as the world's most advanced computer.
• A supercomputer is a powerful computer that can process a large amount of data and computation very quickly.
• Supercomputers perform immense amounts of mathematical calculations.
• Super Computers are also known as Number Crunching.
• Supercomputers are used for areas related to:
  • Science
  • Engineering
  • Education
  • Defense
  • Aerospace

Explanation

ARPANET is the first network that was initiated by the internet.

It was first used in 1969 and finally decommissioned in 1989.

ARPANET's main use was for academic and research purposes.

Explanation

Light pen is an optical input device.

A light pen is a computer input device in the form of a light-sensitive wand used in conjunction with a computer's cathode-ray tube (CRT) display.