ANSH Presentation on Input-Output Device

Views:
 
Category: Education
     
 

Presentation Description

No description available.

Comments

Presentation Transcript

PowerPoint Presentation:

Input & Output Device By Ansh Gupta 2 An input device is any device that provides input to a computer. There are dozens of possible input devices, but the two most common ones are a keyboard & mouse. Input devices convert the user’s action and analog data (sound, graphics, pictures) into digital electronic signal that can be processed by a computer. Without input devices, a user would not be able to feed instructions to a computer. Input Devices

PowerPoint Presentation:

Input & Output Device By Ansh Gupta 3 Input Devices

PowerPoint Presentation:

Input & Output Device By Ansh Gupta 4 Input Devices

PowerPoint Presentation:

Input & Output Device By Ansh Gupta 5 Mouse is a point and click input device with two or three buttons which controls the movement of the cursor or pointer on a display screen. The first mouse was built in 1968 by Douglas Engelbarts at Standford Research Institute. Its name is derived from its shape, which looks a bit like a mouse, its connecting wire that one can imagine to be the mouse's tail . Mouse

PowerPoint Presentation:

Input & Output Device By Ansh Gupta 6 It is simply a set of typewriter like keys that allows us to enter the data into the computer. Computer keyboard are similar to the electric typewriter keyboard but it contains additional keys. The keys in the keyboard are classified into 3 groups : Alpha Numeric Keys Special keys Punctuation Keys Keyboard

PowerPoint Presentation:

Input & Output Device By Ansh Gupta 7 A joystick is an input device consisting of a stick that pivots on a base and reports its angle or direction to the device it is controlling. A joystick, also known as the control column . Joysticks are often used to control video games, and usually have one or more push-buttons whose state can also be read by the computer. Joystick

PowerPoint Presentation:

Input & Output Device By Ansh Gupta 8 A microphone is a device that converts mechanical energy (Sound or wave) into electrical energy. Microphone is a part of everyday life. They are use in computer during the video conference call, chatting, etc. There are different types of microphones. Mostly they are used in mobiles, computer, radio, tape recorder etc. Microphone

PowerPoint Presentation:

Input & Output Device By Ansh Gupta 9 In computing, an  image scanner —often abbreviated to just  scanner —is a device that optically scans images, printed text, handwriting, or an object, and converts it to a digital image. Scanner

PowerPoint Presentation:

Input & Output Device By Ansh Gupta 10 A webcam is a Input Device that feeds or streams its image in real time to or through a Comp ter. First developed in 1991, a webcam was pointed at the Trojan Room coffee pot in the Cambridge University Computer Science Department. Webcam

PowerPoint Presentation:

Input & Output Device By Ansh Gupta 11 A barcode reader (or barcode scanner ) is an electronic device for reading printed barcodes . Like a flatbed scanner , it consists of a light source, a lens and a light sensor translating optical impulses into electrical ones. Barcode Scanner

PowerPoint Presentation:

Input & Output Device By Ansh Gupta 12 The swipe card attendance system keeps the attendance records up to date with time management of each staff member. Card Swapping System

PowerPoint Presentation:

Input & Output Device By Ansh Gupta 13 An output device is any piece of computer hardware equipment used to communicate the results of data processing carried out by an information processing system (such as a computer) which converts the electronically generated information into human-readable form. Output Devices

PowerPoint Presentation:

Input & Output Device By Ansh Gupta 14 Output Devices

PowerPoint Presentation:

Input & Output Device By Ansh Gupta 15 Monitor is an output device used to display data and information. It plays vital role for users to know the outcome of the raw data given to the computer. Monitor

PowerPoint Presentation:

Input & Output Device By Ansh Gupta 16 Speakers are the output devices that let us hear sounds that are played on a computer. Sounds are the source of information so speakers therefore send out information . Speaker

PowerPoint Presentation:

Input & Output Device By Ansh Gupta 17 A printer is a device that prints text or illustrations on paper. Generally, it produces hard copy on the plain paper. The printed output is referred to as hardcopy because it is in relatively permanent form. There are many types of printers and some of them are: Dot-Matrix Ink-Jet printer Laser Dot Matrix Ink Jet Laser Printer

PowerPoint Presentation:

Input & Output Device By Ansh Gupta 18 Modem is most common type of communication processor MODEM is an electronic device that converts digital signal into analog and vice versa. Two types of modem: Modulator:-it coverts digital signal into analog. Demodulator:- it converts analog signal into digital signal. Modem

PowerPoint Presentation:

Input & Output Device By Ansh Gupta 19 Thank You Ansh A. Gupta Class -6th

authorStream Live Help