Chapter #3

Question 1

Hardware, software, and telecommunications work together to make _____

Answer 1

Enterprise Architecture

Question 2

Enterprise Architecture can be described as a _______

Answer 2

Road map

Question 3

What do different types of hardware all have in common?

Answer 3

They are digital meaning they use binary code, and can be considered computers or computer components

Question 4

An example of human input into a computer is

Answer 4

Typing

Question 5

What is the ASCII code?

Answer 5

Determines how characters are encoded into digital strings and commands the computer when a person is typing

Question 6

What are optical scanners?

Answer 6

Capture text or images and convert them to a digital format

Question 7

What is an example of an optical scanner?

Answer 7

A barcode

Question 8

What is optical character recognition software?

Answer 8

interprets an optical scanner like a QR code and does actions or produces information as an output

Question 9

What are radio frequency identification tags?

Answer 9

Small chips with a microprocessor that can store information or product history, mostly used for tracking

Question 10

What piece of hardware is the brain of the computer?

Answer 10

The Central Processing Unit (CPU)

Question 11

What is Moore’s law?

Answer 11

The number of transistors that can fit into a chip will double every year

Question 12

How are storage capacities meseaured?

Answer 12

Through Bytes

Question 13

One byte of data is equivalent to ____

Answer 13

Pressing one key on a keyboard

Question 14

What is Random Access memory?

Answer 14

Temporary storage area while the CPU executes instructions

Question 15

When a computer is shut down what happens to RAM information?

Answer 15

It is lost

Question 16

Primary storage includes,

Answer 16

RAM storage

Question 17

Which of the following is not one of the four hardware components in a computer?
- Input
- CPU
- Storage
- Source Code

Answer 17

Source Code

Question 18

What is software?

Answer 18

Processing what the hardware stores, contains instructions that direct the computer hardware to carry out tasks

Question 19

What is application software?

Answer 19

Supports all work or play a user wants to do, these are usually industry specific

Question 20

What is system software?

Answer 20

Ensures that technology tools work together smoothly. Handles basic operations such as file management

Question 21

What is an operating system?

Answer 21

Takes care of basic functions that a computer needs.

Question 22

What is utility software?

Answer 22

programs that perform specific tasks to tune and protect hardware and software. Scan for viruses

Question 23

What is a legacy system?

Answer 23

Applications that work well and are mostly timeless

Question 24

What is a network?

Answer 24

A group of interconnected devices such as computers, phones, and printers

Question 25

Transmission media convert digital data to different kinds of signals depending on

Answer 25

the nature of the medium

Question 26

Transmission speed is measured in

Answer 26

bits per second

Question 27

Bandwidth refers to

Answer 27

the maximum amount of information in bits per second

Question 28

What are the three types of wired media?

Answer 28

-Twisted pair wire -Coaxial cable -Optical fiber

Question 29

Twisted pair wires were used for ________

Answer 29

Landline phones

Question 30

Coaxial cable wires are commonly used

Answer 30

In homes for TVs since television companies installed them to carry signals

Question 31

Optical fiber cables use _______ rather than electrical signals

Answer 31

light pulses

Question 32

Wireless media uses ________ waves

Answer 32

electromagnetic

Question 33

Wireless fidelity refers to ____

Answer 33

Computer network in which connections currently rely mainly on radio waves at frequencies of 2.4 GHz or 5 GHz

Question 34

Bluetooth is used for

Answer 34

wireless connection over short distances

Question 35

Ultra-wide bandwidth refers to

Answer 35

a wider bandwidth that prevents interferences with Wifi or Bluetooth

Question 36

Local area network connects devices in ______

Answer 36

A single building or home

Question 37

What is packet switching?

Answer 37

strings of digital data are broken into segments called packets before they are transmitted containing data about the information as a whole

Question 38

What is a client-server network?

Answer 38

Has one or more high-performance hosts running programs and storing data that clients can acess

Question 39

How far away can a client server network's server be from the client?

Answer 39

Across the world

Question 40

What is the peer-to-peer network?

Answer 40

No centralized server and computers share files and printers. Home offices are usually set up this way

Question 41

What is ethernet?

Answer 41

A type of network protocol