Computers-grade 5

What are input devices

• Devices with which information comes out of a computer

• Devices with which information is entered into the computer

Light pen is an

• Input device

• Output device

Barcode reader is an

• Input device

• Output device

______________is a light-sensitive input device shaped like a pen, used to draw on the computer screen or to make menu selections. It is a pointing device and is connected to the monitor.

• Barcode reader

• Mouse

• Light pen

____________ are also called as desktop scanners

• Flatbed Scanner

• Sheet-fed Scanner

• Handheld Scanner

• Drum Scanner

They are similar to flatbed scanners except that the document is moved and the scan head is immovable.

• Flatbed Scanner

• Sheet-fed scanner

• Handheld Scanner

• Drum Scanner

The user has to move the document instead of it being done by a motorized belt. The image quality in this type of a scanner is typically not very good, but is quite useful for text.

• Flatbed Scanner

• Sheet fed Scanner

• Handheld scanner

• Drum scanner

_______________are used by the publishing industry. These scanners use photo multiplier tubes (PMT) to produce very high quality results

• Flatbed Scanner

• Sheet-fed Scanner

• Handheld Scanner

• Drum Scanner

A ________________ takes photographs and stores them in a digital form rather than on film.

• Printer

• Mouse

• Monitor

• Digital Camera

A _______________is a device that can read special lines called bar codes. On different products, a unique bar code is represented by the difference in the widths of the bars and the distance between them.

• Digital Camera

• Joystick

• Barcode reader

• Speaker