Allan

Firewalls 1. How does the internet infrastructure work?  It is a global collection of networks, both big and small. These networks connect together in many different ways to form the single entity that we know as the **Internet ****.**  2. How does Firewall work? Firewall works by blocking harmful websites that might infect and harm your computer.

3. What is the purpose of a firewall? To protect your computer from harmful websites.

4. Does your home computer network have a firewall? Yes.

5. How can firewalls be customised? Explain the terms: IP Address, Domain Names, Protocols, Ports. How are they used to regulate internet use by organisations? By blocking the websites

6. Which countries in the world do not have internet access or have internet censorship? China, Belarus, Burma, Cuba, Egypt, Iran, Saudi, Arabia and Vietnam.

7. How do they regulate or control access to websites? By Blacklisting them

8. What are the advantages and disadvantages of having these firewalls? Why has firewall security? The advantage is that the Firewall will protect you from harmful websites The Disadvantage is that the Firewall won’t let you go into websites

9. What is the function of the proxy server and how does it help a network behave efficiently? In [|computer networks], a proxy server is a [|server] (a computer system or an application program) that acts as an intermediary for requests from [|clients] seeking resources from other servers.

Script Writing Proforma
 * Act 1- the Beginning **
 * The Main Character || Scott- Occy ||
 * Location and mood || School, computer ||
 * Genre || Drama ||
 * The Premise || Occy is bulling Scott ||
 * The Inciting Incident || Swearing at him ||
 * Plot point 1 || Occy abuses Scott but lightly ||


 * Act 2- the Middle **
 * The Midpoint || Scott is getting bagged buy the hole school ||
 * Plot point 2 || He has know friends ||


 * Act 3- the End **
 * The Climax || Occy gets expelled buy the school the end ||