Full form of COMPUTER
Full form of COMPUTER: A computer is an electronic device which works on data to give out an output based on given instructions. A computer stores and evaluates data, and changes that data into meaningful information.
The full form of COMPUTER is “COMMONLY OPERATING MACHINE PURPOSELY USED FOR TECHNICAL AND EDUCATIONAL RESEARCH”. Charles Babbage is the inventor of computer. Babbage is called as Father of computer.
A computer works in three main processes
- Input: When a user enters the instructions and information into the computer with the help of keyboard and mouse. It is Known as Input.
- Processing: It accepts and stores every information in CPU. It is known as Processing
- Output: Then it gives the result through monitor. It is called as output
A computer can understand only two numbers that is 0 and 1 other than that it knows nothing. Zero and One is also called as binary numbers.
There are 5 parts of computer:
- Motherboard: It is the backbone of a computer it ties all the elements together at one spot and allow them to work with each other.
- A Central Processing Unit (CPU): It is the brain of the computer. It stores all the data.
- A random access memory (RAM): It is the memory of the laptop or pc.
- A Graphic Processing Unit: designed to accelerate graphics rendering.
- A hard disk: It is the storage of the computer where each and every file is stored permanently except some are deleted.
ADVANTAGES OF A COMPUTER are:
- Can store a million of data
- It can work very fast
- Can calculate very fast without any mistake
- Is an accurate machine
- People are making millions through a computer and internet
- Can work continuously
- People can do business and jobs through computer
- Computer can barely break or fail
Other advantages of a computer are:
- Speed
- Storage
- Money
- Communication
- Entertainment
- Reliability
- Fast
- Online bill payment
- Playing games
- Internet access
- Watching series, movies, live shows etc.
- Useful
DISADVANTAGES OF A LAPTOP
- LOWER EYESIGHT
- HEALTH ISSUES
- CYBERCRIMES
- LOSS OF PRIVACY
- TOO MUCH DEPENDENCY ON A COMPUTER
It is also called a machine that can be programmed to carry out arithmetic or logical operations. There are 4 types of computers:
- Super computers.
- Mainframe computers.
- Mini computers.
- Personal computers (PCs) or microcomputers.
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