Computer and its components
Computer : Computer itself a combination of different type of separate electronic device. i.e. Computer only will be computer if it has INPUT DEVICE, PROCESS UNIT, and OUTPUT DEVICE.
Central Processing Unit (CPU) : It is heart and mind of the computer without this unit computer unable to process.
Keyboard : This is an input device which is used to input the data into the computer.
Mouse : This is also an input device which is used to input the data into the computer.
Monitor : This is an output device which is used to show the result of the instructions. There are variety of monitor available in the market such as, CRT Monitor, LCD Monitor, Touch ...view middle of the document...
Read Only Memory (ROM) : This is called primary memory. Data is written in this memory by the vendor of the computer permanently.
Pen Drive : This is very popular device now a days for carrying data on move.
Blue Ray Disk : This is same as CD/DVD but only different is it can store multi time of data from CD/DVD and faster than CD/DVD.
Scanner : This is an input device which is used to scan the document for the soft copy.
LCD : It is known as Liqued Crystal Display. It is an output device as monitor.
Motherboard : It is a combination of electronic circuits.
Sound Card : This is also a combination of electronic circuits which helps to give out put in the form of sound.
Graphics Card : This is also a combination of electronic circuits which helps to give output the data into the monitor.
- Software is a logical programme to handle/solve the complex problem.
System Software : This is special type of software which is responsible for handle the whole computer system.
Application Software : This is special type of software which is used to solve a particular problem.
Embeded Software : This type of software embeded with hardware to do a specific type of job.
Proprietary Software : In general, this type of software require to purchase to use that particular software for the some time or single user as per conditioned by the vendor of that particular software.
Open Source Software : This type of software may be freely available and can not be use in commercially. We can modify, and use it under the same license.
Machine Level Language : This is low level programming language. Computer or any electronic device only understand this language. i.e. Binary number i.e 0 and 1.
Assembly Level Language : This is a low level programming language which is converted into executable machine code by a utility programmer referred to as an assembler.
High Level Language : High level language is a programming language which is easily understandable/readable by human.