Definition of a Network (1 mark)
What is a computer network?
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Networks
Networks Lesson 3 – Main Task 2
A student is trying to access a website by typing www.example.com into their web browser. Explain the role of the Domain Name System (DNS) in helping the student access the website.
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Networks Lesson 3 – Main Task 1
Lesson Task: Creating Your Own DNS Lookup System in Scratch Task Overview In this task, you will apply what you have learned about The WWW and DNS by creating your own DNS (Domain Name System) lookup program. Your goal is to allow users to enter a URL, and your Scratch program will return the corresponding
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Networks Lesson 5 – Main Task 5
Table Section E: Describe what ‘Passwords’ are and describe how they helps in preventing threats in computer networks.
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Networks Lesson 5 – Main Task 4
Table Section D: Describe what ‘Anti-Malware Software’ is and describe how it helps in preventing threats in computer networks.
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Networks Lesson 5 – Main Task 3
Table Section C: “Data is scrambled before being sent across a network so that it is unreadable if intercepted.”
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Networks Lesson 5 – Main Task 2
Table Section B: Describe what penetration testing is and describe how it helps in preventing threats in computer networks.
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Networks Lesson 5 – Main Task 1
Table Section A: Describe what a firewall is and describe how it helps in preventing threats in computer networks.
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Networks Lesson 4 – Main Task 6
Table Section F: Describe what a ‘Spyware’ is and how it threatens computer networks.
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Networks Lesson 4 – Main Task 5
Table Section E: “Seeks to obtain personal information about a user, such as passwords and bank details, usually via direct electronic communications (emails / phone calls). They will often try to impersonate legitimate companies (such as banks), tricking you into giving away sensitive information.”
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