GCSE CS Computer Networks

URL is the same as ...

• a website address

• an IP address

• a MAC address

• A physical address

URL is an abbreviation for ...

• Unique Resource Locator

• Uniform Resource Locator

• Universal Resource Locator

• Unknown Resource Locator

A DNS server ...

• Translates a URL to an IP address and sends it back to a web browser.

• Translates an IP address to a URL and sends it back to a web browser.

• Translates a URL to a MAC address and sends it back to a web browser.

• Translates a MAC address to a URL and sends it back to a web browser.

In packet switching, a message is divided into .......... .......... Each .......... .......... contains data and all the information needed to route it towards its .......... and to .......... it into a full message.

• data, packets, data, packet, destination, reassemble

• data, packets, data, packet, source, reassemble

• data, packets, data, packet, destination, divide

A .......... is used to reassemble data packets into a full message.

• IP address

• MAC address

• packet sequence number

• error-checking code

The ability to access files, programs & other services remotely from another computer system over the internet is known as ...

• cloud computing

• cloud storage

What is the role of a web server?

• To host web pages that can be accessed by other devices connected to the internet.

• 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.

What is the role of a web client?

• To host web pages that can be accessed by other devices connected to the internet.

• 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.

The device that directs data packets to their destination is called ...

• a router

• a switch

• a network interface controller

• a server

.......... .......... is used to direct data packets to their correct destination.

• A destination IP address

• A destination MAC address

• A source IP address

• A source MAC address