GCSE CS Unit 3 Network Lesson 1

What is the internet?

• A. A collection of inter-connected networks

• B. collection of webpages

• C. the protocol used to transfix data over a network

What is the WWW?

• A. A collection of inter-connected networks

• B. collection of webpages

• C. World Wide (Transfix) Web

What is the WAN?

• Wide Area Network

• Wide Area Network Layer

• Wide Area Nitrate Socket

What is an IP address?

• A unique number given to your computer to send and receive data.

• A unique number given to your Network Router Transfix to send and receive data.

What does DNS stand for?

• Domain Name System

• Database Name System

• Database Network System

What is the DNS?

• It translates an IP address into transfix code

• It translates web addresses such as www.google.co.uk into an IP address

What is the Media Address Control? (1 Point)

• A Media Access Control (MAC) address is assigned to each Network Interface Card (NIC) by the manufacturer. The NIC allows your computer to connect to a network.

• A Media Access Control (MAC) address is assigned to each Router’s transfix code by the manufacturer.

What are data packets?

• A) Small units of data sent over a network

• B) Physical storage devices for data

• C) A type of software used to compress files

• D) A type of malware used to steal data

Name an item of information that each data packet will contain.

•  IP address of sender

• IP address of recipient

• Total number of packets in transmission

•  Sequence number of packet

True or False - The internet are the web pages

• True

• False