Computer

Computers play a key role in how individuals work and how they live. Even the smallest organizations have computers to help them operate more efficiently, and many individuals use computers at home for educational, entertainment, and business purposes.   In this session, you will learn what computer is in general,what are the characteristics,limitations and capabilities of computer.

What is Computer in general?

                A computer is a generally defined as an electronic device capable of performing both arithmetical and logical calculations based on the set of program instruction to produce a meaningful and useful output.

What are the Characteristic of a Computer?

1.       It has a memory.

2.       It is electronic.

3.       It is automatic.

4.       It is a machine

5.       It can manipulate data.

6.       It has a logic function.

What are the limitations of Computer?

1.       It cannot do what is not instructed.

2.       It cannot correct wrong instruction.

3.       It cannot perform creative thinking.

4.       It is subject to occasionally breakdown due to maintenance failure.

5.       It depends on prepared instruction.

What are the capabilities of Computer?

1.       It can process data faster than any other machine designed to perform similar task.

2.       It can perform repetitive tasks without fatigue or boredom.

3.       It can perform arithmetical calculations as high speed with great precision or accuracy.

4.       It can communicate to user and other machine.

5.       It can restore and recall a vast amount of data info and instruction

6.       It can perform decision making based on alternative courses of action and choices prepared for it by the programmer.