Cambridge A Level · 9618
A2 Computer Science Notes
Clear, structured notes covering all A2 topics. Select a chapter below to begin studying.
6
Chapters
A2
Level
9618
Syllabus
Chapter Notes
Chapter 13
Data Representation
User-defined types · File organisation · Floating point · Serial, sequential, random access
Chapter 14
Communication and Internet Technologies
Circuit switching · Packet switching · TCP/IP stack · Firewalls · Tunnelling · BitTorrent
Chapter 15
Hardware and Virtual Machines
RISC vs CISC · Pipelining · Parallel processing · Virtual machines · Bytecode
Chapter 16
System Software
Scheduling · Memory management · Virtual memory · Paging · Segmentation · Thrashing
Chapter 17
Security
Symmetric vs asymmetric encryption · Digital certificates · Digital signatures · SSL/TLS
Chapter 18
Artificial Intelligence
Machine learning · Neural networks · Supervised vs unsupervised · Natural language processing
Exam Preparation
Paper 4 Guide
9618 P4 — Detailed Guide
A complete walkthrough of the A2 written paper
