Hardware : hardware is refer to all physical components of a computer in this Mouse keyboard printer monitor CPU these are the hardware parts. In this hardware we have two parts or two types of devices which of the following has given below. 1. Input devices 2 . Output devices
Memory chips are used to in the memory to hold data and instructions Things to remember The system unit is the main part of the computer because CPU is placed inside it The motherboard is a printed circuit board or PCB where are all the electrical circuits are printed The power supply unit is a device which converts high voltage current to voltage current required by the components of PC Main memory determine the amount of data that can be stored in the computer as well as the amount of data that it can process
Input De vices: Devices by which we feed data and instructions into a computer are called input devices in the given below some of the input devices are as follows. 1.keyboard The keyboard has many keys to enter data and the instructions also. In the keyboard the keys are market with English letters from A to Z, number 0-9, mathematical signs like addition multiplication division etc., And also the keyboard help punctuation marks that helps to us in typing any data to correctly. The keyboard has also special keys is it has some symbols that helps us to recognise their uses. 2 . The Mouse The mouse has two buttons and a scroll wheel. The most is used for select objects text and draw the pictures on the computer. the The Attacks of the most ticket or double clicked to perform different types of tasks. 3. Light pen The light pen is used for drawing objects directly on the screen and it is also used for select an option or any other Windows on the screen by simply Pointing at the option an...
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