I/O DEVICES

A Camera attached to a computer that put short videos on your computer

• Digital Camera
• Security Camera
• Webcam

The term used to define all input and output devices in a computer system is ________

• Monitor

• Software

• Hardware

• Shared resources

Which of the following is not an output device?

• Plotter

• Scanner

• Printer

• Monitor

Devices that let the computer communicate with you

• Input

• Output

• Printer

• Type

________ printers are the printers that print one character at a time.

• Laser

• Drum

• Chain

• Dot Matrix

What is the meaning of CRT?

• Cathode Reaction Tube

• Cathode Ray Timer

• Complete Ray Tube

• Cathode Ray Tube

Which of the following devices gives the paper a positive charge?

• The laser

• The print drum

• The registration rollers

• The transfer corona wire

Why is the print drum in a laser printer given a negative charge?

• To attract the toner to every area of the drum

• To attract the toner to the areas of the drum that have a stronger negative charge

• To attract the toner to the areas of the drum that have a weaker negative charge

• To attract the positively charged paper to the print drum

Why are both the developer drum and the print drum in a laser printer charged with –600Vdc?

• So the paper is attracted to neither

• So the toner is attracted to neither

• So the toner creates a fusion cloud between the two rollers and the paper

• So the toner is attracted only to weakly charged areas of the print drum

At what voltage is the paper in a laser printer charged?

• +600Vdc

• +100Vdc

• –100Vdc

• –600Vdc