Computer is an electronic machine that accepts information, processes it according to the specific instructions, and provides the results as new information.
To begin with, you most understand he impact of computer in the world today. Computers are affecting our lives in one-way or the other. Airlines, telephone and electricity bills, banking, medical diagnoses, and weather forecast. The list of services using computers is almost endless.
You must have noticed that some uses of computers, or applications of computers, have made life much easier for you-your air ticket is now issued in a mater of minutes and your credit card gets processed very fast. However, there is something about the computer that might make your fell a little uneasy. Perhaps, a feeling that is far more intelligent and informed and too complex to operate. You may be surprised to know that the computer can't perform any task without you. The computer needs to be instructed on exactly what it has to do.
The computer can store and manipulate large quantities of data at very high speed and even though, it can't think. It can make simple decisions and comparisons. For example, a computer can determine which two numbers is larger or which of two names comes first alphabetically and then act upon that decision. Although the computer can help to solve a wide variety of problems, It is merely a machine and can't solve problem on its own. It must be provided with instructions is the form of a computer program.
A program is a list of instructions written in a special language that the computer understands. It tells the computer which operations to perform and in what sequence to perform them. In simply a computer is an electronic device that can accept input ands store data, process it and produce output
To begin with, you most understand he impact of computer in the world today. Computers are affecting our lives in one-way or the other. Airlines, telephone and electricity bills, banking, medical diagnoses, and weather forecast. The list of services using computers is almost endless.
You must have noticed that some uses of computers, or applications of computers, have made life much easier for you-your air ticket is now issued in a mater of minutes and your credit card gets processed very fast. However, there is something about the computer that might make your fell a little uneasy. Perhaps, a feeling that is far more intelligent and informed and too complex to operate. You may be surprised to know that the computer can't perform any task without you. The computer needs to be instructed on exactly what it has to do.
The computer can store and manipulate large quantities of data at very high speed and even though, it can't think. It can make simple decisions and comparisons. For example, a computer can determine which two numbers is larger or which of two names comes first alphabetically and then act upon that decision. Although the computer can help to solve a wide variety of problems, It is merely a machine and can't solve problem on its own. It must be provided with instructions is the form of a computer program.
A program is a list of instructions written in a special language that the computer understands. It tells the computer which operations to perform and in what sequence to perform them. In simply a computer is an electronic device that can accept input ands store data, process it and produce output
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