OCR GCSE Computer Science: 1.4 Networks (Part 3)

ISPs are...

• What individuals and businesses require to connect to the internet

• How countries become connected to the internet

• Are what makes Wi-Fi work out in public

• A part of a computer required to connect to the internet

What is a URL?

• A unique human friendly address to a web page

• A set of unique numbers which identify a website

• The main part of a web address which identifies the website

• The beginning part of a web address which identifies how the web page is to be delivered to the user

What is an IP address?

• A unique human friendly address to a web page

• A set of unique numbers which identify a website / server

• The main part of a web address which identifies the website

• The beginning part of a web address which identifies how the web page is to be delivered to the user

Which of the following is a valid IP address?

• 100.11.16

• 73.193.256.17

• 73.193.52.17

• 73.193.256.17.12

What are the two types of IP address?

• Temporary

• Static

• Dynamic

• Permanent

Which type of server translates Web Addresses to IP addresses?

• Web Server

• E-mail Server

• DNS Server

• RTP Server

What is the purpose of a DNS Server?

• Delivers requested pages to the end user

• Takes an IP address and directs the traffic to the correct human readable web address address

• Takes a human readable web address and directs the traffic to the correct IP address

• Streams video to an end user sequentially so that it may be watched without full download

Which of the following is a domain name (only)?

• https://google.com

• google.com

• https://www.google.com/search?q=cats

• https://

Which of the following describes a protocol used to send web pages?

• https://google.com

• google.com

• https://www.google.com/search?q=cats

• https://

What is meant by 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 alphabetic names into IP addresses