concepts set 2 Detailed Explanation And More Example

Answer: (c)

Ctrl, shift and alt are called Modifier keys.

Answer: (a)

The benefit of using computers is that computers are very fast and can store huge amounts of data.

There are two types of storage devices used with computers: a primary storage device, such as RAM, and a secondary storage device, like a hard drive. Secondary storage can be removable, internal, or external storage.

Computers have both advantages and disadvantages. On one hand, they allow us to access the wealth of information that is available on the internet. They also allow us to analyze massive amounts of data very quickly, saving both time and money.

The benefit of using computers is that computers are very fast and can store huge amounts of data.

There are two types of storage devices used with computers: a primary storage device, such as RAM, and a secondary storage device, like a hard drive. Secondary storage can be removable, internal, or external storage.

Computers have both advantages and disadvantages. On one hand, they allow us to access the wealth of information that is available on the internet. They also allow us to analyze massive amounts of data very quickly, saving both time and money.

Answer: (a)

Answer: (b)

Data processing is a procedure that is usually carried out by a computer. The manipulation of data by a computer is known as data processing.

Data processing encompasses the use of computers to execute prescribed operations on data. Information is retrieved, transformed, or classified as part of the process.

The translation of input data into a more comprehensible form is known as processing. The production of the required information, which may be input in the future, is referred to as output.

Answer: (a)

EDSAC is The first computer used to store a program.

It was subsequently developed into the Manchester Mark 1, which ran its first program in early April 1949. Electronic Delay Storage Automatic Calculator, EDSAC, became fully operational providing a service to a range of customers on May 6, 1949.

The Manchester Baby, also known as the Small-Scale Experimental Machine (SSEM), was the world's first stored-program computer. It was built at the Victoria University of Manchester, England, by Frederic C. Williams, Tom Kilburn and Geoff Tootill, and ran its first program on 21 June 1948.

Answer: (d)

A general purpose computer is a computer that is designed to be able to carry out many different tasks. Desktop computers and laptops are examples of general-purpose computers. Among other things, they can be used to: access the internet.