Chapter 6. Input and Output.

_____ printers are also known as additive manufacturing.

3-D

_____ indicate a monitor's ability to display images. It compares the light intensity of the brightest white to the darkest black.

Contrast ratios

_____ is defined as the study of human factors related to the things people use.

Ergonomics

True or false: A magnetic card reader is required to read the encoded information on a chip card.

False

True or false: As part of information system, output is raw, unprocessed data.

False

_____ allow digital devices to display images on a nonflat surface.

Flexible screens

_____ keys are shortcuts for specific tasks; F1, for example, typically displays Help.

Function

_____ are designed to be held by two hands and provide a wide array of inputs including motion, turning, stopping, and firing.

Gamepads

_____ devices create or capture original images.

Image capturing

_____ translate words, images, and actions into a form a computer can process.

Input devices

_____ control game actions by users varying the pressure, speed, and direction of a control stick.

Joysticks

Select the recommended practices for dealing with the ergonomic challenges of texting on a cell phone.

Keep wrists straight, keep shoulders straight

Which of the following types of monitors produce better quality images than LCD?

LED

_____ printers use a technology similar to that used in a photocopying machine.

Laser

_____ printers use a laser light beam to produce images with excellent letter and graphics quality.

Lasers

A(n) _____ device is used by banks to automatically read the unusual numbers on the bottom of checks and deposit slips.

MICR

Select the most widely used audio-input device.

Microphone

_____ keys control the cursor or insertion point on the screen.

Navigation

This type of scanner does not recognize individual letters, images, or codes but recognizes light, dark, and colored areas.

Optical scanner

_____ is processed data or information that typically takes the form of text, graphics, photos, audio, and and/or video.

Output

_____ tags are tiny chips that can be found on products, in driver's licenses, and passports.

RFID

_____ strain injury is caused by fast, repetitive work that can generate neck, wrist, hand, and arm pain.

Repetitive

_____ prepare instruction manuals and documents.

Technical writers

Which of the following is true of e-books?

They are traditional printed books in electronic format.

Which of the following is true of joysticks?

They control game actions by users.

Google _____ print is a service that supports printing services over the Internet.

cloud

Good monitors typically have a high _____ indicating the monitor's ability to display images..

contrast ratio

Select the potential problems caused by prolonged computer use.

eyestrain, back pain, headache

A(n) _____ scanner is like a copy machine. The image to be scanned is placed on a glass surface, and the scanner records the image.

flatbed

VR _____, used in virtual reality applications, have earphones and three-dimensional stereoscopic screens.

head-mounted displays

The _____ the dpi, the better the quality of images produced.

higher

Select the recommended practices for dealing with the ergonomic challenges of texting on a cell phone.

hold the head up, frequently use fingers other than the thumbs

The design features of tablets cause the user to improperly align his or her head to the viewing surface, often causing tablet _____.

hunch

Older _____ monitors are being replaced by LED monitors that use similar technology but more advanced backlighting technology.

liquid crystal display

Select all the characteristics of flat-panel monitors compared to other types of monitors.

more portable, require less power, thinner

A _____ typically combines the capabilities of a scanner, printer, fax, and copy machine.

multifunctional device

A common problem that tablet users may suffer is _____

neck and back pain

types of scanning devices.

optical scanner, card reader, bar code reader, RFID reader

Images are formed on a monitor by a series of dots or elements Blank 1Blank 1 elements , Incorrect Unavailable (picture elements). (Remember to type only one word in the blank.)

pixels

What are technologies used by cordless mice to communicate their movements to the computer system unit?

radio waves, infrared light waves

A low _____ indicates a short distance between pixels.

resolution

Select all the features that determine the clarity of displayed images on a monitor.

resolution, contrast ratio, dot pitch

Which of the following uses cameras, microphones, and other sensors as inputs and can produce a output that can be as complex as exploring damaged nuclear reactors to as simple as taking a photo?

robot

Select all the examples of audio-output devices.

speakers, headphones

A _____ interacts with the computer through handwriting recognition software.

stylus

_____ printers are widely used at ATMs and gasoline pumps to print receipts.

thermal

Which of the following is an example of a pointing device?

touch screen

Select all the pointing devices.

touch screen, stylus, mouse, game controller

Select all the types of mice.

wireless, cordless, optical