Explain how data is transmitted across the internet using packet switching.
From Paper 1: Principles of computer science
4(b)3 marks
Compare star and mesh topologies.
From Paper 1: Principles of computer science
4(c)4 marks
Explain how phishing and SQL injection attacks work and one defence against each.
From Paper 1: Principles of computer science
4(d)3 marks
State the purpose of HTTPS, SMTP and DHCP.
Score 0 / 14 · 0 of 4 marked
This paper is written by Plasmo in the style of the Edexcel A-Level Computer Science exam. It is not a past paper and is not produced or endorsed by the exam board.