Question

Classify the following devices into input and output devices
[Keyboard,Printer,Mouse, Speakers, Monitor,Web-camera,Plotter,Scanner]​

Answer 1

Explanation:

Keyboard

Keyboard is the most common and very popular input device which helps to input data to the computer. The layout of the keyboard is like that of traditional typewriter, although there are some additional keys provided for performing additional functions.

Printers

Printer is an output device, which is used to print information on paper.

A computer mouse is an input device that is used with a computer. Moving a mouse along a flat surface can move the cursor to different items on the screen.

Speakers receive information from computers (think smartphones, laptops, tablets, etc.) and are, therefore, output devices.

Monitors are output devices.

A webcam captures digital pictures as it is an input device. These images are forwarded to the computer that moves them to a server. Then, these pictures can be transmitted to the hosting page from the server. Nowadays, most of the webcam is connected to the USB or FireWire port on the computer or embedded into the display with laptop computers.

A graphics printer that draws images with ink pens. Plotters actually draw point-to-point lines directly from vector graphics files. The plotter was the first computer output device that could print graphics as well as accommodate full-size engineering and architectural drawings.

A scanner is an input device that scans documents such as photographs and pages of text.

Answer 2

Input devices: Keyboard, Mouse, Scanner, Web-camera

Output devices: Printer, Speakers, Monitor, Plotter

Input devices are devices that help us feed data/commands to the processor of the computer.

• Keyboard: While we type, we are inputting information/data by typing, into the processing unit of the computer.

• Mouse: We are constantly feeding command into the processing unit of the computer while we move our mouse, click on icons, right/left click on the mouse.

• Scanner: It scans what we want it to scan and with the help of the processing unit develops a physical media.

• Web-camera: It captures and feeds data into the computer in the form of images.

Output devices are devices that are provided with the processed data and their job is to convert the output into aa human perceptible form.

• Printer: It receives processed data from the processing unit and converts the data into a print.

• Speakers: It receives processed data from the processing unit and converts the data into a sound that can be heard.

• Monitor:  It receives processed data from the processing unit and converts the data into a images on the display of the desktop.

• Plotter: It receives processed data from the processing unit and converts the data into a print.

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