Inputs and Output Devices

The speed of a Dot-Matrix Printer is measured in:

• bits

• dpi

• cps

• none of these

A laser printer uses:

• photocopy technolgy

• spray ink

• heat sensitive paper

• none of these

A ________ is an input device used to store and record sound into a computer.

________ was introduced in 1954 by an IBM team led by Rey Johnson.

What is the name of this storage device?

• Memory Stick PRO

• Thumb Drive

• USB

• CD-ROM

_______ scanner uses the Photo Multiplier Tubes (PMT) technology.

Briefly explain how an MICR processes the characters printed on paper.

The Blu-Ray Disk was developed by:

• Trek Technologies

• Douglas Engelbart

• BDA

• Gary Starkweather

Briefly explain the internal organization of a Hard Disk.

Objects are created in 3D using the additive process.

• True

• False