Networks

Carry out the missions in order to complete the table below. Mission 1 Table Section A: Describe what a firewall is and describe how it helps in preventing threats in computer networks. [2] Save Progress Did your answer include the following points?A firewall is a security system that monitors and controls incoming and outgoing network […]

Carry out the missions in order to complete the table below. Mission 1 Table Section A: Describe what a virus is and how they threaten computer networks. [2] Save Progress Did your answer include the following points?A virus is malicious software designed to replicate itself and spread to other computers……often disrupting functionality, stealing data, or

Mission 1

Mission 1 Explain, in your own words, what a WAN is. [2] Save Progress Did your answer include the following points?A Wide Area Networks cover a large geographical area, which could be worldwide……because of this, devices may be provided by (third-party) telecoms companies, such as phone lines and satellites. Are you sure you want to

Mission 1 Identify and name each of the devices shown below, and describe what each device does and why it is needed when forming a Local Area Network (LAN). [10] Save Progress Did your answer include the following points?Device A: Two (or more) ComputersRequired so that resources can be accessed by the user.Device B: A

What you will learn: Understand the importance of identifying and preventing vulnerabilities Understand the various ways to reduce network threats Start Here: Video Overview Continue Here: Detailed Exploration Introduction Due to the great many threats which we learnt about previously, it is vital that we understand a range of measures to reduce network threats! This

What you will learn: Understand the various threats posed to networks and the different methods of attack Start Here: Video Overview Continue Here: Detailed Exploration Introduction Networking brings a great range of advantages, which we have already discussed. However, because networked computers are always connected to one another, it means that if someone is able

What you will learn: Understand what a network is Understand what advantages and disadvantages networking brings Understand the devices needed to produce a computer network Start Here: Video Overview Continue Here: Detailed Exploration What is a network? A network can be defined as “two or more computers connected together to share information and resources”. This

What you will learn: Understand the difference between a Local Area Network and a Wide Area Network Understand what the internet actually is Understand how data travels around the internet Start Here: Video Overview Continue Here: Detailed Exploration What is a WAN? Wide area networks cover a large geographical area, which could be worldwide. Because

What you will learn: Understand what is meant by the acronyms IP, ISP, URL & DNS Understand the basics of how the internet uses IP, ISP, URL & DNS technologies Start Here: Video Overview Continue Here: Detailed Exploration Internet Acronyms There are many acronyms to understand, when studying how the internet works. Let’s explore some