Input, DDE, Output

Which one of the following is the most suitable device for inputting a short report into a computer?

• trackerball

• scanner

• keyboard

• optical mark reader (OMR)

• joystick

Which one of the following would you use to produce a digital image of a hard copy photograph?

• touch screen

• keyboard

• optical character reader (OCR)

• scanner

• QR scanner

Which one of the following is NOT a suitable use for an optical mark reader?

• reading barcodes

• multiple-choice exam papers

• choice of candidate in voting forms

• opinion poll survey

• data collection with limited options

Which one of the following is the most appropriate device for printing out wage slips, where carbon copies are also required?

• laser printer

• (graph) plotter

• inkjet printer

• actuator

• dot matrix printer

Which one of the following devices could be used to produce a very large drawing on plastic sheeting?

• graph plotter

• laser printer

• dot matrix printer

• 3D printer

• touch screen

Which one of the following printers is most suitable for printing a very large number of high-quality black and white leaflets?

• graph plotter

• laser printer

• dot matrix printer

• inkjet printer

• computer-aided design (CAD)

Which one of the following cannot be directly measured using a sensor?

• temperature

• light intensity

• heat

• air humidity

• pressure

Which one of the following devices allows the use of a light pen?

• CRT monitor

• LCD monitor

• barcode reader

• QR reader

• touch screen

Which one of the following cannot be used as an output device?

• touch screen

• graph plotter

• actuator

• speaker

• mouse

Which one of the following cannot be used as an input device?

• touch screen

• 3D printer

• optical mark reader (OMR)

• QR reader

• graph plotter