Definitions networks

Question 1

HTTP

Answer 1

Hypertext Transfer Protocol

Question 2

FTP

Answer 2

File transfer protocol

Question 3

SMTP

Answer 3

Simple mail transfer protocol

Question 4

POP

Answer 4

Post office Protocol

Question 5

VOIP

Answer 5

Voice over internet protocol

Question 6

IP

Answer 6

Internet Protocol

Question 7

TCP

Answer 7

Transmission control protocol - one of the main protocols in the set of protocols used on the internet. TCP allows two computers to establish a connection.

Question 8

Bandwidth

Answer 8

Bandwidth measures the amount of data that can transfer through a communications channel over a given period of time.

Question 9

asynchronous

Answer 9

A form of data exchange which is irregular. Most exchanges of data over a network are asynchronous.

Question 10

WAP

Answer 10

wireless access point

Question 11

MAC

Answer 11

media access control address

Question 12

DNS

Answer 12

domain name server

Question 13

Brute force attacks

Answer 13

A trail and error method of attempting passwords

Question 14

Denial of service attacks

Answer 14

Flooding the server with so much traffic it is unable to process legitimate requests

Question 15

Data interception

Answer 15

getting information when it is being sent through a cable or the air

Question 16

SQL injection

Answer 16

hacking technique to view or change a database by inserting a SQL code instead of data

Question 17

Penetrating testing

Answer 17

Testing to check security and to find vulnerabilities in a system

Question 18

synchronous

Answer 18

In computing this contrasts with asynchronous. This means that exchanges of data are regular.

Question 19

HTML

Answer 19

Hyper Text Mark-up Language. The language used to write and display web page documents.

Question 20

UDP

Answer 20

User datagram protocol

Question 21

Captcha

Answer 21

to see if the user is robot or human. e.g., a blurry set of numbers or letters

Question 22

SQL

Answer 22

structured query language

Question 23

SQL (structured query language) injection

Answer 23

used to read and manipulate the contents of databases, enter an SQL command into a publicly accessible program.

Question 24

Virtual networks

Answer 24

network of geographically unrelated and the computer are connected through the internet.

Question 25

coaxial

Answer 25

bulkier than UTP and less convenient to install

Question 26

fibre optic

Answer 26

Extremely thin strands of flexible glass

Question 27

Blagging

Answer 27

tricking a person into handing over info. E.g pretending to be an it guy and asking for a password.

Question 28

Phishing

Answer 28

sending a link through e-mail or social media, then takes them to a fake similar site, when passwords and usernames are inputted, they are stolen.

Question 29

Pharming

Answer 29

user is tricked into entering confidential data, does not need the user to click on a link, user is re-directed from putting in the right URL.

Question 30

Shouldering

Answer 30

looking over a person’s shoulder to see their password, good for a weak password.

Question 31

Network and user policy

Answer 31

what a network users can and cannot. E.g., password complexity, list of websites and other services can access, Guidance on e-mail attachments.

Question 32

ISP

Answer 32

internet service provider

Question 33

NIC

Answer 33

network interface controller

Question 34

VPN

Answer 34

virtual private network