1.3 The Internet

What is the role of a web server?

• To provide access to website data

• To control which devices on a network are able to access the Internet

• To request a specific web page from a web host and display the results

• To allow the user to create their own web pages

Which of these statements is true?

• A client-server network has a central computer that provides services to the rest of the network

• A client-server network is cheap and easy to set up

• A client-server network cannot be used to share files

• Each computer on a client-server network is maintained separately

Which of these is NOT an advantage of a network?

• Shared files and resources

• Less vulnerable to hackers

• Data can be shared across a range of users

• Certain areas of a network can be restricted, based on user access

Which of these is a benefit of cloud computing?

• It is always cheaper to use cloud computing

• They do not need to worry about the Data Protection Act

• Data can be accessed anywhere as long as they have an internet connection

• Data will always be more secure in a cloud computing system

What is a drawback of using cloud computing?

• There can be privacy and security issues

• More hardware needs to be added to a company network to store data

• Only a small amount of data can be stored

• Only a small amount of software can be stored

What is cloud computing?

• Storing large amounts of data on a single computer

• Using the internet to store and access data and software remotely

• Storing hard copies of data as a backup

• Using the internet to communicate with other users

What is meant by web hosting?

• A service that allows individuals and organisations to make their website available on the world wide web

• A service that creates websites for companies

• A service that transmits data in a network

• A service that translates URLs into IP addresse

Which of these is a correct definition of DNS?

• An internet service that is used to detect errors

• An internet service that stores data in large quantities for different companies

• An internet service that provides a messaging service for users to communicate

• An internet service that translates URLs into IP addresses

What is a role of a web client?

• To provide access to website data

• To control which devices on a network are able to access the Internet

• To request a specific web page from a web host and display the results

• To allow the user to create their own web pages

Which of these is not a Protocol?

• DNS

• FTP

• POP

• IMAP