Ch.5 The internet and its uses

Question 1

internet

Answer 1

a very large global network that allows users to access the world wide web

Question 2

infrastructure

Answer 2

the physical structure, such as all the components and cables, that are used to connect devices

Question 3

network

Answer 3

computers and devices that are joined together using cables or wireless technology

Question 4

world wide web

Answer 4

the collection of all the web pages and websites that have been made available

Question 5

website

Answer 5

a collection of web pages, normally about a related topic or purpose

Question 6

web page

Answer 6

a single page within a website

Question 7

uniform resource locator (URL)

Answer 7

another name for the text-based address for a website

Question 8

web browser

Answer 8

a piece of software that retrieves and displays web pages

Question 9

protocol

Answer 9

a set of rules for transmitting data

Question 10

domain name

Answer 10

a specific part of a URL that contains the unique name for the web server

Question 11

domain name server (DNS)

Answer 11

a special server that contains a database of domain names and their corresponding IP address

Question 12

web server

Answer 12

a network component where the web pages for a website are stored

Question 13

hypertext transfer protocol (HTTP)

Answer 13

a protocol that is used for the transmission of web pages and related data across the internet

Question 14

hypertext markup language (HTML)

Answer 14

a scripting (web authoring) language that is used to create web pages

Question 15

cascading style sheet (CSS)

Answer 15

a scripting language that is used to create a presentation template for a web page

Question 16

active script

Answer 16

this is the script that is used to produce any of the interactive elements of a web page

Question 17

hypertext transfer protocol secure (HTTPS)

Answer 17

a secure version of the HTTP that encrypts data for transmission

Question 18

encryption

Answer 18

a method of securing data for storage or transmission that scrambles it and makes it meaningless

Question 19

digital certificate

Answer 19

a certificate that is awarded to a website if they can prove that they are a real organisation and take measures to securely transmit their data

Question 20

certificate authority

Answer 20

the awarding organisation that checks if another organisation is real and secure before awarding them a digital certificate

Question 21

secure sockets layer (SSL) protocol

Answer 21

a type of protocol that encrypts data for transmission
combined with HTTP to create HTTPS

Question 22

transport layer security (TLS) protocol

Answer 22

an updated version of the SSL protocol

Question 23

render

Answer 23

the method of processing all the web page data, such as HTML, to display the web page

Question 24

address bar

Answer 24

the section of a web browser where you type the web page address

Question 25

user history

Answer 25

a record made on your web browser of all the web pages that you have visited

Question 26

bookmark

Answer 26

a link that can be created to allow you to quickly find a web page again

Question 27

tab

Answer 27

a website function that allows you to open multiple web pages in the same window

Question 28

window

Answer 28

a viewing area that is created in which a software application or file can be opened

Question 29

navigate

Answer 29

move around web pages, or move back or forward to previous web pages

Question 30

cookie

Answer 30

small text file that is used to store personal data, by a web browser

Question 31

session cookie

Answer 31

a type of cookie that is deleted when the web browser is closed

Question 32

persistent cookie

Answer 32

a type of cookie that is stored by the web browser until it is deleted by the user or because it has expired

Question 33

digital currency

Answer 33

a currency that exists electronically rather than physically

Question 34

cryptocurrency

Answer 34

a type of digital currency that uses encryption procedures

Question 35

blockchain

Answer 35

a method that is used to track all the transactions made with a cryptocurrency

Question 36

digital ledger

Answer 36

a database that is a list of all the transactions recorded by the use of blockchain