IGCSE CS Quiz: Communication & Internet Tech

This quiz covers key concepts from the Cambridge IGCSE Computer Science syllabus related to **Data Representation, Communication, and Internet Technologies**. It assesses your understanding of how data is transmitted across networks, the protocols involved, addressing methods, and fundamental security considerations.

To succeed in this quiz, you should be familiar with:

• IP and MAC addressing
• Common internet protocols (HTTP, HTTPS, SMTP, POP3, IMAP)
• The function of DNS
• Binary representation of data
• Error checking methods (like parity checks)
• Data compression techniques (lossy vs. lossless)
• Basic network security concepts (like encryption)