Networks recall

What is the Internet?

• The World Wide Web

• A collection of interconnected networks

• A place where a large amount of information is stored

• A single network controlled by a central computer

What is a protocol?

• part of a web address

• A way of transmitting data

• a network configuration

• a set of rules

What is one advantage of a bus network?

• the failure of one node does not affect the rest of the network

• failure of the main cable will only affect a few users

• it has the fastest performance of any network topology

• the performance is unaffected by the number of users

Which of these can be used to connect to the Internet?

• fibre-optic broadband

• wireless (Wi-Fi)

• satellite

• all of them

A domain name is?

• a company name

• a country name

• part of a web address

• a website address

A URL starting with HTTPS means?

• the site is not part of the world wide web

• all communications between the client and server are encrypted

• your identity will be kept secret while you are on the site

• you need a password to gain access to the site

Bandwidth is?

• the amount of data that can be carried at a time

• the frequency of data transmission

• the diameter of cable used to connect two networked computers

• the distance between two computers in a network

A Local Area Network (LAN):

• is used by no more than six users simultaneously

• always uses a cable to connect

• usually operates on a single site or building

• all of these

A data transfer speed of 8Mbps (megabits per second) is?

• eight thousand bits per second

• eighty thousand bits per second

• one million bits per second

• eight million bits per second

Who owns the World Wide Web?

• The US security service

• Tim Berners-Lee

• Nobody

• A syndicate of Universities and Government organisations