Module 1: Choosing a Computer

Question 1

Application

Answer 1

also called an “app,” it is computer software created for a particular task or
tasks; it is increasingly used to mean software that is downloaded for use on cell phones

Question 2

Central Processing Unit (CPU)

Answer 2

the central processing unit carries out the functions in a

computer

Question 3

Cloud computing

Answer 3

a computer network that allows for software and hardware to be
placed on it, thereby removing the need to have them stored on your computer; some
examples include word processing documents, e-mail, and music files

Question 4

Downloading

Answer 4

receiving data, such as a music or video file, from a server or another
computer system

Question 5

Hard disk drive

Answer 5

: a computer device that reads, writes, and stores digital data

Question 6

Hardware

Answer 6

the physical parts of a computer

Question 7

Hosting service

Answer 7

: a service, such as web hosting, that is usually operated by a company in
order to provide access to the Internet through servers

Question 8

Internet

Answer 8

a vast global computer network, which links smaller computer networks
together

Question 9

Memory

Answer 9

any data or information in a computer; it is commonly used to refer to readaccess
memory (RAM) which is temporary and used to operate software; at times, it can
also refer the amount of disk space available on a computer

Question 10

Moore’s Law

Answer 10

: suggests that the number of transistors that can be placed in an
integrated circuit will double every 18 months, making computer speeds increase
exponentially; this law is related to other trends in digital technology, like how much
memory can go on a hard drive

Question 11

Open source

Answer 11

a way in which software is developed that allows access to the source
code of an application or software and is free to update and use

Question 12

Operating system

Answer 12

a group of software programs that provide instructions to a

computer so that it may operate

Question 13

Plug-in

Answer 13

something you can add to a software application to enhance its abilities

Question 14

Presentation

Answer 14

a computer program used to display information, normally in the form of
a slide show

Question 15

Processor

Answer 15

another term for the CPU of a computer—the central processing unit that
runs computer programs

Question 16

Programming:

Answer 16

the process of designing, writing, testing, debugging, and maintaining the
source code of computer programs

Question 17

QR code

Answer 17

Quick Response code; a type of two-dimensional bar code, consisting of black
modules in a square pattern on a white background, that can hold a large amount of any
kind of data

Question 18

RAM

Answer 18

computer memory that is temporarily used to allow programs to operate, which
would be quicker than if they accessed ROM

Question 19

Software

Answer 19

a group of computer programs that give instructions to a computer so that it
functions

Question 20

Spam

Answer 20

e-mail that’s sent to large group of people who didn’t sign up to receive it; spam
often requests information or money or may contain viruses

Question 21

Spreadsheet

Answer 21

a computer application that simulates a paper accounting worksheet

Question 22

Tablet

Answer 22

a highly portable computer shaped like slate or pad of paper, featuring a
touchscreen

Question 23

Uploading

Answer 23

sending data, such as a music or video file, from a local computer system to
another computer system or server

Question 24

Wi-Fi:

Answer 24

networking technology that allows computer devices such as personal computers,
laptops, and cell phones to communicate over a wireless signal

Question 25

Word processing

Answer 25

a computer application used for the production (including

composition, editing, formatting, and possibly printing) of any sort of printable material