COMPUTER SCIENCE TEST

Processor:

A complex integrated circuit consisting of millions of electronic parts.

disk cleanup

A disk cleanup utility finds and removes unnecessary files such as those stored in the Recycle Bin or Trash.

file management

A file management utility provides an overview of your files and lets you rename, delete, move, and copy files and folders.

F1

A function key used to display the Help system in many programs

Audio Chip

A hardware component that a computer needs to process audio

ESC

A key that cancels an operation or closes a dialog box in many programs

laptop

A laptop can be as powerful as a desktop computer

ALT

A modifier key used in conjunction with other keys to issue a command

process

A process is a program that runs in the background.

projector

A projector lets you display computer output on a wall.

File Size:

A property indicating how much data a file contains.

network

A server, also called a(n) network, operating system is a multiuser operating system because it controls a central computer that can support many users.

software.

A set of instructions that tells a computer what to do, how to do it, and where to send the results or outputs is called software.

smartphone

A smartphone includes the same features as other mobile devices plus phone capabilities.

update

A software update replaces small sections of existing software code with new, improved code to add enhancements or fix problems.

tablet

A tablet is a small flat computer you can use as a writing or drawing pad.

Benchmark

A test to determine processor speed

voice synthesizer

A voice synthesizer is an audio output device that converts text to speech

mobile

A(n) mobile operating system has features similar to a desktop operating system, but is simpler and significantly smaller

update

An operating system change that fixes bugs, improves security, or enhances features is called a(n) update.

Bits

Bus width is measured in these

Alcohol and Water:

Cleaning product specifically meant for computer screens

E-tail Websites

Consumers read product descriptions and reviews and compare features and prices of similar products.

Sound Waves

Created when sound is formed from vibrations that cause pressure changes in the surrounding air

Automate security so you can lock and unlock doors remotely

DO

Check to see that your computer and devices are plugged in

DO

Manages financial transactions at an ATM

DO

Monitor engine emissions in a car:

DO

Reduce energy consumption in home appliances

DO

Run the Optimize Drives feature to maximize free space on your hard drive

DO

Remotely turn on a fan found in your grandmother's attic:

DO NOT

Type of Storage Used For: Full Length Movie

DVD or BD disks

Headphones

Device you would use to listen to audio without disturbing others

soft copy

Displays produce soft copy output.

Adware

Displays unsolicited advertisements in banners or pop-up windows.

Solid State

Drives that have no moving parts and are less likely to be damaged by dirt and impact, but still be cared for.

driver.

Each device connected to a computer must have a driver.

embedded

Electronic devices such as card readers use embedded operating systems.

Type of Storage Used For: Complete PC Backup

External Hard Drive

OLED

Head-Mounted displays often use organic light emitting diode, or OLED technology.

Cache

High-speed, easily accessible storage space used by the CPU

desktop

If you have a tower unit, you have a desktop computer

Synthesized

Individual sound units into which speech synthesizers break down words

Online Music Service

Listeners can create a personal radio station by listening to songs and then voting for the one they like or dislike

flat panel

Many display devices are flat panel monitors.

HOME

Navigation key used to move to the beginning of a screen, document, or file

Recycle Bin:

Not emptying this lets files remain on your computer and take up space

systems unit

On a desktop computer, the systems unit contains the "brains" of the computer.

Personal or Desktop

Operating systems installed on a single computer are called Personal or Desktop operating systems

Extension:

Part of a file name that usually reflects the file format.

Online Banking

People use a computer connected to the internet to manage financial accounts.

spooling

Placing data in a buffer so it can be retrieved later is called spooling.

Hybrid Websites

Readers develop and refine news reports by commenting on them and posting contributions.

Disk Cleanup Utility

Removes unused files like temporary internet files from your hard drive.

Disk Defragmenter

Reorganizes the data on a magnetic hard drive so that you can access files more quickly.

subcategories

Role-Playing, action, educational, and simulations are examples of computer and video game subcategories.

Angry Birds

Smartphones often come with scaled-down versions of games such as Angry Birds to introduce games to users

programming language.

Software is written by software developers using computer-readable code called a(n) programming language.

Virus Protection

Software that scans incoming messages and programs to protect your computer.

Paper:

Store this in a dry area, humidity can cause it to stick and then jam during printing.

Memory Cards

Stored in their cases when not in a digital camera.

Online Education

Students connect to instructors, information, and other students using a computer and the internet.

Learning Management System (LMS)

System where instructors set up Web-based training sites for students to check their progress in a course and take practice tests.

Type of Storage Used For: Corporate Data Backup

Tape Drive

Operating System

The Operating System determines whether you can run two programs at the same time or connect your computer to a network.

Sleep/Hibernate

The Sleep/Hibernate option stores the current state of open programs and documents and then uses low power instead of shutting down.

Native

The file format that an application can always open

DOS (disk operating system)

The first personal computer operating system was named

/

The key used to represent divisions on the numeric pad

system

The most important preinstalled software is the system software that allows you to use the computer the first time you turn it on

Cores:

The number of these in a CPU help determine processor performance

Microphone

The type of device you would use to input audio into your computer or digital device:

disk cleanup

To delete unnecessary files on a hard disk, use disk cleanup software

Mobile-Health Delivery Healthcare Services (mHealth)

Trend where doctors and nurses typically use smartphones and tablets to access electronic patient records.

Bring Your Own Device (BYOD

Trend where telecommuters often take their own computing devices when they go into the office.

Machine-To-Machine (M2M

Type of communication where a company's computers can monitor assembly line and equipment to keep them running safely and efficiently.

Executable

Type of file containing instructions that tell your computer how to perform specific tasks.

Computer-Aided Manufacturing (CAM)

Type of manufacturing where workers use computers on the shop floor to order parts from the warehouse to assemble a custom product.

multipurpose

UNIX is called a(n) multipurpose operating system because it can run on a desktop PC or a server.

Type of Storage Used For: A few files to be transferred from one computer to another

USB flash drive

Sleeves:

Used to store DVD backup discs to protect from scratches and dirt.

custom

When you choose a(n) custom installation, you only install selected features, rather than all of the features associated with a software program

Plug and Play

When you connect a new hardware device to your computer, the operating system uses a feature called Plug and Play so you can use the new hardware immediately

therapeutic

Wii or Kinect sports games may provide therapeutic recreation to help stroke and injury victims recover faster.

SDK tools

Windows and Apple offer SDK tools, which contain tools for creating 2-D and 3-D drawings, game-playing interfaces, and multiplayer control.

Version 3.1

Windows did not become popular until Version 3.1 was released in 1992.

File

a named collection of data on a storage medium such as a hard disk or USB flash drive.

right click

display a shortcut menu

Make sure the paper tray has a paper before sending the documents to print

do

Use compressed air to remove dust and other particles from your keyboard

do

Call a technician right away if your computer doesn't start

dont

Turn off your router or modem before connecting to the Internet:

dont

Type of Storage Used For: Operating System and Application Software

internal Hard Drive

Click

issue a command

drag

move an object on screen

hard copy

printers produce a hard copy output

double click

select an object on screen

gesture

use your fingers to zoom in display