OCR GCSE Computer Science (J277)Specification point 2.1.1

OCR J277 2.1.1: Computational thinking

The free BugBot lesson that teach this point, a robot to try it on, and the past-paper questions that test it.

Lessons that teach it

1. F4.4 Decomposition and abstraction Functions and structured code
   Structure diagrams, and hiding the details of a job behind a function.

Try it on a robot

The task from F4.4 Decomposition and abstraction, running here. Change the program and press Run.

Past paper questions on this

Real exam questions that test this, each worked through with a program you can run.

• AQA 8525 June 2025 Paper 1, Question 7: Read a subroutine: purpose, outputs, return value, parameter 7 marks

The specification is OCR's own document; this page says which of our lessons teach point 2.1.1 and is not endorsed by the board.