Skip to main content

What are the basic operations of a computer

There are five basic operations of a computer as follows:

1. Inputting

It is the process of entering data and instructions into computer system. Input is performed by input devices like keyboard, mouse, scanner, digital camera and microphone etc.

2. Storing

It is the process of saving data and instructions to make them available as and when required in future. Data and programs are stored on permanent storage devices, especially on hard disk. Other permanent storage media include CD - Compact Disk, DVD - Digital Video Disk and Zip Disk etc.

3. Processing

It is the process of performing arithmetic and logical operations on data to convert them into useful information. Processing is performed by CPU- Central Processing Unit. CPU is also called Processor. It is the brain of computer.

4. Outputting

It is the process of producing useful information after processing data, for example, printed reports for user. Output is presented by output devices like monitor, printer and speakers.

5. Controlling

It is the process of directing and controlling the manner and sequence in which all above operations are performed. Control Unit will control operations and components of a computer. Control Unit is a part of the processor.

Further Suggested Reading:
Labels:

Comments

Assignment Help said…
I am always thought about this, appreciate it for posting .For more info: nursing assignment help
June 24, 2017 at 9:25 AM
Post a Comment

Popular posts from this blog

Explain different types of storage devices

Topic: Explain different types of storage devices in Computer systems Storage Devices Storage devices are used to store data and instructions permanently. Storage devices are also called secondary storage devices / backing storage devices / external storage devices or auxiliary storage devices. Examples of storage devices include Hard Disk, CD and DVD etc. Why Secondary Storage Devices are Used? Secondary storage devices are used because: Primary memory(RAM) is volatile and temporary. When computer is switched off, all data in ram is erased. Storage devices can store large amounts of data and instructions permanently whereas Primary memory has less capacity of storing data. Types Of Storage Devices There are three main types of storage devices:  Magnetic Tape   Magnetic Disk   Optical Disk   Flash Memory storage devices 1. Magnetic Tape Magnetic tape is the oldest storage device. It is made of plastic coated with m...
3 comments
Read more

Important objective type questions 1-50

FTP stand for     file transfer protocol. Lady ADA is the mother of computer.    VINT CERF     is the father of Internet. Nibble consists of   4   bits.   Google     and   Yahoo   are the two search engines. TCP/IP stands for Transmission control protocol/Internet protocol. One sector on Hard Disk holds   512    bytes.   Dos, window and UNIX are three operating systems. Demodulation converts Analog signal into Digital signal. ARPANET stands for advanced research project agency network. URL stands for uniform resource locator . Charles Babbage is the father of computer. Lady ADA is the first computer programmer. Nibble contains 04 numbers of bits. Name Two Mail service mail Yahoo.com. VOIP stands for Voice over internet protocol. One sector holds 512 numbers of bytes. N...
Post a Comment
Read more

Definition and History of ECommerce

What do you mean by E-Commerce? Electronic Commerce (e-Commerce) is a general concept covering any form of business transaction or information exchange executed using information and communication technologies (ICTs). e-Commerce takes place between companies, between companies and their customers, or between companies and public administrations. Electronic Commerce includes electronic trading of goods, services and electronic material. BRIEF HISTORY OF E-COMMERCE + E-commerce started in early 1970’s with invention of electronic fund transfer(EFT). + Only used by large organizations, financial institutions and a few small business at that time. + After invention of EDI (Electronic Data Interchange) from financial institutions to manufacturers retailers, services and so on. + Many other e-commerce applications started from stock trading to travel reservation system. + With commercialization of internet in early 1990’s. The term electronic commerce was used. Interne...
Post a Comment
Read more