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Computer Science — AS Level (9618)
AS level · Cambridge 9618

Computer Science — AS Level (9618)

From logic gates to artificial intelligence, from assembly language to object-oriented programs — A Level Computer Science teaches you how computers really work and how to make them do remarkable things.

Level
AS level
Syllabus
Cambridge International · 9618
Teacher
Fahad_Khan
Exam session
June & November
Format
Live online classes
$50.00

One-time payment

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About this course

This course covers the Cambridge AS Level Computer Science syllabus (9618), the first year of the full A Level programme. Students will develop advanced knowledge of computer systems, data structures, algorithms, programming paradigms, and software development. The course provides a strong theoretical foundation combined with intensive programming practice, preparing students for university study in computer science, software engineering, artificial intelligence, cybersecurity, and data science.

What is included

  • Live online classes with your teacher
  • Quizzes and assignments in your student portal
  • Marks and feedback from your teacher
  • Progress your parents can follow
The syllabus

Cambridge International AS & A Level Computer Science (9618)

Checked against the official Cambridge syllabus for exams in 2026 and 2027–2029 (same papers)

Quick facts

Syllabus code
9618
Cambridge International AS & A Level Computer Science
AS Level
Papers 1 + 2
3 h 30 min · grades a–e
Full A Level
Papers 1–4
7 h 30 min · grades A*–E
Exam sessions
June & November
Every year
Practical exam
Paper 4 on a computer
Java, Visual Basic (.NET) or Python — console mode
Calculator
Not allowed
In any paper
Teaching time
about 180 h (AS) · 360 h (A Level)
Cambridge's guide
Topics
20
12 at AS Level + 8 more for A Level

Topic map

AS Level

Theory (Paper 1)
  • 1Information representation
  • 2Communication
  • 3Hardware
  • 4Processor Fundamentals
  • 5System Software
  • 6Security, privacy and data integrity
  • 7Ethics and Ownership
  • 8Databases
Problem-solving and programming (Paper 2)
  • 9Algorithm Design and Problem-solving
  • 10Data Types and Structures
  • 11Programming
  • 12Software Development

A Level (adds)

Advanced theory (Paper 3)
  • 13Data Representation
  • 14Communication and internet technologies
  • 15Hardware and Virtual Machines
  • 16System Software
  • 17Security
  • 18Artificial Intelligence (AI)
Advanced programming (Papers 3 and 4)
  • 19Computational thinking and Problem-solving
  • 20Further Programming

Exam pattern

Paper 1 — Theory Fundamentals
Written paper on sections 1–8. All questions compulsory.
AS & A Level
50% of AS · 25% of A Level
1 hour 30 minutes · 75 marks
Paper 2 — Fundamental Problem-solving and Programming Skills
Written paper on sections 9–12. Answers are written in pseudocode.
AS & A Level
50% of AS · 25% of A Level
2 hours · 75 marks
Paper 3 — Advanced Theory
Written paper on sections 13–20.
A Level only
25% of A Level
1 hour 30 minutes · 75 marks
Paper 4 — Practical
Programming on a computer (no internet or email) in Java, Visual Basic (.NET) or Python, console mode. You submit complete program code and evidence of testing.
A Level only
25% of A Level
2 hours 30 minutes · 75 marks

All papers are marked by Cambridge. Calculators must not be used in any paper. Paper 4 needs an exam centre that can run it on computers.

Grades

AS Level: a, b, c, d, e. Full A Level: A*, A, B, C, D, E.

What it took in June 2026 (full A Level, four papers)

GradeMarks out of 300Roughly
A*240–250about 80–83%
A206–216about 69–72%
B172–182about 57–61%
C142–153about 47–51%
D112–124about 37–41%
E83–96about 28–32%

Minimum marks out of 300 in June 2026; the range covers the different paper variants. For AS Level alone (out of 150) an 'a' needed about 99–109.

Computer science and software engineering degrees often ask for Computer Science with A Level Mathematics.

Full subject guide
Everything about Cambridge International AS & A Level Computer Science (9618)

Why study it, types of questions, command words, what examiners reward, books, common mistakes, a study plan, careers and FAQs.

Read the guide
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