Output And Input Devices Of Computer Pdf

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Also, here are more than 15 output devices mentioned for you. There are multiple types of output devices which give result in multiple formats as it differs according to the functions of output devices.

Choose the correct option and mark your choice against the corresponding question number in the given answer sheet by darkening the corresponding circle with a lead pencil. Now they are also used with nonportable desktop computer systems because they occupy less table space. Non-impact printers. Can print many special characters, different sizes of print, and graphics such as charts and graphs Are non-impact printers Most laser printers are monochrome, but color laser printers are also available Low speed laser printers can print 4 to 12 pages per minute.

Computer input and output devices

Input and output devices allow the computer system to interact with the outside world by moving data into and out of the system. An input device is used to bring data into the system. Some input devices are:. They are directly connected to an electronic module inside the systems unit called a device controller. For example, the speakers of a multimedia computer system are directly connected to a device controller called an audio card such as a Soundblaster , which in turn is connected to the rest of the system.

Most modern automobiles are controlled by a computer. Do you think that the computer in your car has:. A good answer might be: A program that controls the action of the game.

On the hard disk Data the images and other information. On the hard disk When you play the game, its various parts are copied into and out of main memory. Input and Output Devices Input and output devices allow the computer system to interact with the outside world by moving data into and out of the system. Some input devices are: Keyboard Mouse Microphone Bar code reader Graphics tablet An output device is used to send data out of the system.

Do you think that the computer in your car has: Input devices? Output devices? Main storage? Secondary storage?

6 Major Difference Between Input And Output Device With Examples

From Hardware to Software pp Cite as. Such devices convert between the external means of recording information required by the user, such as punched holes or printed characters, and the internal means of storing information inside the computer, such as patterns of electric signals. Unable to display preview. Download preview PDF. Skip to main content. This service is more advanced with JavaScript available.

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. These keys include the letter keys A-Z and digit keys 09 which generally give the same layout as that of typewriters. It is used to enter the numeric data or cursor movement. Generally, it consists of a set of 17 keys that are laid out in the same configuration used by most adding machines and calculators.

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Functions Of Input Devices Pdf

An input device is essentially a piece of hardware component used to provide data and control signals to an information processing system such as computer or information device. Common inputs devices on modern computers include keyboards, mouse and touch screen which are used to enter commands and data directly. Other examples of input devices include scanners, digital cameras, joysticks and microphones. An output device is any hardware component that use received data from a computer to perform a task.

An input device sends information to a computer system for processing , and an output device reproduces or displays the results of that processing. Input devices only allow for input of data to a computer and output devices only receive the output of data from another device. Most devices are only input devices or output devices, as they can only accept data input from a user or output data generated by a computer. For example, as shown in the top half of the image, a keyboard sends electrical signals, which are received as input. Those signals are then interpreted by the computer and displayed, or output , on the monitor as text or images.

Input and Output Devices

In computing , an input device is a piece of equipment used to provide data and control signals to an information processing system such as a computer or information appliance.

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