Question: What Are The Output Devices At A Supermarket?

What output devices are in a supermarket?

Some typical outputs in a SupermarketMonitors.Display for the Customer.Receipt Printer..

Is a scanner input or output?

A computer scanner is a digitizer, which is a type of input device. … A scanner is only able to send information to the computer and cannot receive information from the computer like a printer (which is an output device).

What is the difference between output and input?

An input is data that a computer receives. An output is data that a computer sends. … An input device is something you connect to a computer that sends information into the computer. An output device is something you connect to a computer that has information sent to it.

What are 5 input and output devices?

Input and Output DevicesKeyboard.Mouse.Microphone.Bar code reader.Graphics tablet.

What are the 5 output devices?

10 Examples of Output DevicesMonitor.Printer.Headphones.Computer Speakers.Projector.GPS.Sound Card.Video Card.More items…•

Is barcode reader input or output?

Like other input devices, a barcode reader is bringing in (inputting) information from the outside world into a computer or other electronic device. If the barcode reader also has a screen that displays (outputs) results or prints results, it would be considered an input/output device.

What are the 20 output devices?

OUTPUT DEVICES:Monitor (LED, LCD, CRT etc)Printers (all types)Plotters.Projector.LCD Projection Panels.Computer Output Microfilm (COM)Speaker(s)Head Phone.More items…•

What data is output in a monitor?

The most commonly used output device is the computer’s monitor, which displays data on a screen. Devices such as the printer and computer speakers are some other common output devices. The opposite of output is input, which is data that is entered into the computer.

What is output requirements?

The output from requirements analysis is system requirements, including functional, performance, physical, operational and support requirements. These system requirements are allocated to system elements during the functional analysis and allocation activity of the systems engineering process (U.S. DOD 1994).

What is output and examples?

Any information that is processed by and sent out from a computer or other electronic device is considered output. An example of output is anything viewed on your computer monitor screen, such as the words you type on your keyboard.

What is output devices in simple words?

An output device is any piece of computer hardware equipment which converts information into human-readable form. It can be text, graphics, tactile, audio, and video. Some of the output devices are Visual Display Units (VDU) i.e. a Monitor, Printer, Graphic Output devices, Plotters, Speakers etc.

What are the output devices at a supermarket self checkout machine?

Most self-checkout machines have the following basic functions:Lane light / Store attendant call.Touch screen monitor.Basket stand.Barcode scanner cum weighing scale.Payment module.ATM PIN pad.

What data is output in a receipt printer?

A printer is an output device that prints paper documents. This includes text documents, images, or a combination of both. The two most common types of printers are inkjet and laser printers.

How are computers used in supermarkets?

Supermarkets have computer systems for receiving payments during checkout, recording sales and keeping customer information. In addition, computers are used in surveillance systems, customer service and other administrative functions. … To help boost sales and profit, supermarkets use computers to gather customer data.

What are the 10 input devices?

Computer – Input DevicesKeyboard.Mouse.Joy Stick.Light pen.Track Ball.Scanner.Graphic Tablet.Microphone.More items…