What are 10 input devices and their functions?
10 INPUT DEVICES AND THEIR FUNCTIONS. 1. KEYBOARD A keyboard consists of a series of keys that can be pressed to input commands or letters. These are used to write documents but can be used to navigate user interfaces in lieu of a mouse.. 2. MOUSE A mouse consists of a ball or laser that tracks the movement of the device. The computer is able to register the movement of the mouse and translate ...
What are the 10 examples of output devices?
What are 8 output devices?
- Monitor. The monitor is an example of a visual output device. …
- Projector. The projector, as the name suggests, projects the data on a big surface or screen. …
- Video Card. Yet another example of visual output devices is a video card. …
- GPS. …
- Printer. …
- Braille Reader. …
- Speaker/Headphones. …
- Sound Card.
What are the 10 input devices of computer?
- 10 Examples of Input Devices. Keyboard. …
- Keyboard. Keyboards are the most common type of input device. …
- Mouse. …
- Touchpad. …
- Scanner. …
- Digital Camera. …
- Microphone. …
- Joystick.
What are the input and output devices of a computer?
- Input Devices
- Keyboard. The keyboard is the most frequent and widely used input device for entering data into a computer. ...
- Mouse. The most common pointing device is the mouse. ...
- Joystick. A joystick is a pointing device that is used to move the cursor on a computer screen. ...
- Light Pen. ...
- Scanner. ...
- OCR. ...
- Bar Code Reader. ...
- Web Camera. ...
- Output Devices
Why Is a scanner an input device?
Is a scanner an input or output device?
Is a scanner input or output or both?
input deviceA computer scanner is a digitizer, which is a type of input device. It takes real-world objects (e.g., a document or picture) and converts them to digital information for a computer to store or manipulate.
Can a scanner be an input and output device?
A scanner is an input device that sends information to your computer's processor. It does not receive any data or instructions back from the computer. The flow of data is always inward to the computer which is why a scanner is considered an input device rather than an output device.
Which device is both output and input?
The correct answer is Network Cards. Network Card is the hardware device used for networking. It is a circuit board located near the USB port at the back. Network cards work as both input as well and output devices.
What kind of device is a scanner?
computer input devicescanner, also called optical scanner, computer input device that uses a light beam to scan codes, text, or graphic images directly into a computer or computer system.
Is scanner camera input or output?
The scanner is an input device of a computer system capable of storing data and information in digital form. They can convert data and information into digital format—the data like images, pictures, documents, text documents, PDF, Spreadsheets, etc.
What is a list of 30 output devices?
OUTPUT DEVICES:LCD Projection Panels.Monitor (LED, LCD, CRT etc)Printers (all types)Plotters.Microfiche.Projector.Head Phone.Computer Output Microfilm (COM)More items...•
Which of the device not work as both input and output device?
Optical disc drives Was this answer helpful?
Which is not input-output device?
Detailed Solution. Monitor is NOT an Input device. The device which provides any piece of information from a computer into human-readable form is known as the Output device. Monitor, Speakers, Headphones etc are examples of Output devices.
Is a barcode reader input or output?
A barcode reader, also called a price scanner or point-of-sale ( POS ) scanner, is a hand-held or stationary input device used to capture and read information contained in a bar code .
Is printer a output or input?
output deviceA printer is an external hardware output device that takes the electronic data stored on a computer or other device and generates a hard copy.
Is pen input or output?
input deviceA digital pen is an input device which captures the handwriting or brush strokes of a user and converts handwritten analog information created using "pen and paper" into digital data, enabling the data to be utilized in various applications.
Is a printer an output device?
Note whether the following devices are input or output devices (or both!) Answer: Printer - output. Mouse - input.
Why is a scanner considered an input device?
The main reason that a scanner is an input device is that the flow of information works its way from the outside world ‘inward’ towards the computer.
Who can use a scanner as an input device?
The scanner is not restricted to a certain type of person or industry.
How does a scanner work?
How a scanner works as an input device. Let’s take a closer look at how the scanner is able to send information to a computer as an input device. There are many different types of scanners available. The one you are probably most familiar with is a desktop scanner known as a Flatbed scanner.
What is a scanner?
The scanner is a device that captures information and sends it to the processor (in this instance a computer).
Why is input called input?
The reason for being called an input is because information, or power is entering the system. This can be best visualised by the diagram below.
How many wires does a scanner need to connect to a computer?
Connecting a scanner to a computer as an input is very simple. It only requires one wire to do so. The type of wire it uses is a Universal Serial Bus (USB) cable. USB is a type protocol for connection, communication and power supply, which is specified for cables and connectors.
What is the purpose of a scanner?
The main purpose of a scanner is to create a digital version of a physical document or image that you have. This feature of the scanner opens up doors to many applications which make it a necessary peripheral when using a computer.
Why isn't a scanner an output device?
Scanner is not an output device because it can only print or convert to digital files. It cannot send data to the computer like a printer, monitor, or speakers.
What is a scanner?
A scanner is a manual input device and it converts an image into digital data that can be stored, manipulated or transmitted to another location. Scanners are used in many industries for tasks such as copying documents, converting paper-based information into digital form, digitizing books and other printed material. They're also used by artists to create artworks from photographs of sculptures or paintings.
What are the different types of scanners?
If you're thinking of purchasing a scanner, then you might be wondering what types of scanners exist. There are three main types: flatbed, film and document. The benefit to the flatbed is that it can scan both sides of an object at once.
When was the first scanner made?
Scanner technology dates back to the late 20th century when the first commercial product was released in 1980 by Xerox Corporation under the trade name "Xerox 9700". This early model had a resolution of 150 lines per inch (lpi) and could only scan in black and white. Modern scanners have resolutions up to 600 lpi with color capabilities for more accurate reproduction.
Can a scanner be used as a processing device?
The answer to this question is a resounding yes. A scanner can be thought of as a processing device because it converts the image into digital data that can then be processed by a computer or other devices.
Why Is a scanner an input device?
A scanner is an input device because it sends data into your computer but does not receive instructions from it. It sends your computer digital copies of the documents you have scanned which are then distributed to the relevant parts of the computer.
Is a scanner an input or output device?
A scanner is an input device that sends information to your computer’s processor. It does not receive any data or instructions back from the computer. The flow of data is always inward to the computer which is why a scanner is considered an input device rather than an output device.
