Chapter 1 - Using Tech To Change The World

Question 1

Computer Forensics

Answer 1

Analyzing computer systems with specific techniques to gather potential legal evidence.

Question 2

Data Mining

Answer 2

A means to process data and find patterns to forecast many different types of trends.

Question 3

Computer

Answer 3

An electronic machine operating from instructions.

Question 4

Information Processing Cycle

Answer 4

When a computer accepts data, processes data, outputs information and can store data and information for future use.

Question 5

Data

Answer 5

Facts and numbers that by themselves do not give us enough information.

Question 6

Information

Answer 6

Data used together becoming meaningful and useful.

Question 7

Bits

Answer 7

A language consisting of two digits 0 and 1.

Question 8

Byte

Answer 8

Eight bits that create a character.

Question 9

Hardware

Answer 9

The physical components of a computer.

Question 10

System Unit

Answer 10

The case that protects the internal components.

Question 11

Motherboard

Answer 11

The foundation for the PC.

Question 12

CPU (Central Processing Unit)

Answer 12

Interprets and carries out instructions.

Question 13

RAM (Random Access Memory)

Answer 13

Temporary holding area

Question 14

Peripheral Devices

Answer 14

External components

Question 15

Memory

Answer 15

1) RAM
2) Temporary (when power is turned off data, info, and instructions are gone)
3) Your workspace, more RAM better performance

Question 16

Storage

Answer 16

1) Disk drive, USB flash drives, CD’s
2) Permanent (when the power is turned off data, info, and instructions are stored on the device
3) Storage area for future use

Question 17

System Software

Answer 17

Controls the operation of the computer and its devices

Question 18

Operating System

Answer 18

The interface between the user, applications software and the hardware

Question 19

Utility Software

Answer 19

Performs system maintenance

Question 20

Application software

Answer 20

Performs a specific task for the user

Question 21

Installing software vs Running software

Answer 21

You install software once, and then you run/execute the software many times

Question 22

User Interface

Answer 22

Part of the operating system that enables individuals to interact with the computer.

Question 23

Network

Answer 23

A collection of computers connected together with communication devices and transmission media

Question 24

Server

Answer 24

A computer that provides resources to other computers on a network

Question 25

Clients

Answer 25

A computer that requests information from a server in a client/server network
(Such as your computer when you are connected to the Internet)

Question 26

Computer Literate

Answer 26

To know and understand computers and their uses, to know their capabilities and limitations.