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EnglandComputer ScienceQuick questions
1.3 Exchanging data
Quick questions on The internet, DNS, IP and MAC addressing and web protocols - OCR A-Level Computer Science H446
3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is q1?Show answer
State the difference between the internet and the world wide web. [2 marks]
What is q2?Show answer
State what DNS translates a domain name into. [1 mark]
What is q3?Show answer
Explain why HTTPS rather than HTTP is used for online banking. [2 marks]
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