INPUT AND OUTPUT DEVICE.pptx
- 1. INPUT AND OUTPUT DEVICE INTRODUCTION OF INPUT AND OUTPUT DEVICE
- 3. INPUT DEVICE 1) It accepts (or reads) instructions and data from outside world 2)It converts these instruction and data in computer acceptable form 3) it supplies the converted instructions and data to the computer system for further Processing EX : mouse, keyboard
- 4. INPUT DEVICE Keyboard A simple device comprising keys and each key denotes either an alphabet, number or number commands which can be given to a computer for various actions to be performed It has a modified version of typewriter keys The keyboard is an essential input device and computer and laptops both use keyboards to give commands to the computer
- 5. INPUT DEVICE Keyboard A simple device comprising keys and each key denotes either an alphabet, number or number commands which can be given to a computer for various actions to be performed It has a modified version of typewriter keys The keyboard is an essential input device and computer and laptops both use keyboards to give commands to the computer
- 7. OUTPUT DEVICE 1) It accepts the results produced by the computer, which are in coded form and hence, Cannot easily understood by us 2) It converts these coded results to human acceptable (readable) form. 3) It supplies the converted results to outside world. EX : Monitor, Speaker
- 8. OUTPUT DEVICE Monitor The device which displays all the icons, text, images, etc. over a screen is called the Monitor When we ask the computer to perform an action, the result of that action is displayed on the monitor Various types of monitors have also been developed over the years.
- 9. OUTPUT DEVICE Speakers A device through which we can listen to a sound as an outcome of what we command a computer to do is called a speaker Speakers are attached with a computer system and also are a hardware device which can be attached separately With the advancement in technology, speakers are now available which are wireless and can be connected using BlueTooth or other applications.