aimnova.
DashboardMy LearningPaper MasteryStudy Plan

Aimnova site navigation

Stay in the loop

Get the latest study resources and updates

New features, study tips and exam insights — straight to your inbox.

IB Diploma

  • IB Past Papers
  • IB Study Notes
  • IB Question Bank
  • IB Mock Exams
  • IB Revision

IB Subjects

  • IB Math AA
  • IB Math AI
  • IB Economics
  • IB Business Management
  • IB Physics
  • IB Biology
  • View all IB subjects→

IB Past Papers

  • IB Math AA HL Past Papers
  • IB Math AA SL Past Papers
  • IB Math AI HL Past Papers
  • IB Math AI SL Past Papers
  • IB Economics HL Past Papers
  • IB Economics SL Past Papers
  • IB ESS Past Papers
  • View all past papers→

Study Resources

  • Study Notes
  • Question Bank
  • Mock Exams
  • Flashcards
  • Revision Guide
  • Exam Skills
  • Command Terms
  • Grade Calculator
  • Exam Timetable 2026

Aimnova

  • Features
  • Pricing
  • For Schools
  • For Parents
  • About Us
  • Blog
  • Contact
aimnova.

AI-powered study platform for smarter revision, past-paper analysis and examiner-style feedback.

TermsPrivacyCookies·© 2026 Aimnova. All rights reserved.8afc4e3

Aimnova is not affiliated with or endorsed by the International Baccalaureate Organization (IB).

NotesComputer ScienceUnit 2
IB Computer Science · Unit 2 of 6

IB Computer Science Unit 2: Networks

Unit 2 of IB Computer Science covers Networks. This unit contains 4 topics and 12 sub-topics. Below you'll find free study notes, flashcards, and exam preparation resources for every topic in this unit.

4 topics12 sub-topics
Exam technique guide

What Unit 2 covers

Theme A: Concepts of computer science

Topics in Unit 2

2.1

Network fundamentals

4 sub-topics

2.2

Network architecture

3 sub-topics

2.3

Data transmissions

3 sub-topics

2.4

Network security

2 sub-topics

Study tip: Work through the topics in order — each builds on concepts from the one before. Start with notes, then reinforce with flashcards and practice questions.

Ready to study Networks?

Get expert practice questions with instant AI feedback, and a study planner tailored to your IB Computer Science exam date.

Start studying free
Unit 1Unit 3