Computer Science revision for Lealands High School students

Lealands High School uses OCR for GCSE Computer Science, so every topic and module here is from the specification you will be examined on.

Matched to OCR GCSE Computer Science (J277). Confirmed by students at this school.

What the specification covers

The top-level topics of J277, straight from the exam board's published specification.

Systems architecture Memory and storage Computer networks, connections and protocols Network security Systems software Ethical, legal, cultural and environmental impacts of digital technology Algorithms Programming fundamentals Producing robust programs Boolean logic Programming languages and IDEs

See every topic and module for J277

Revision modules, quickest first

RAM vs ROM 12 min System Sorter 14 min Break the Code 16 min Embedded Everywhere 16 min Inside the CPU 16 min Lock It Down 16 min Network Navigator 16 min Query Quest: Select, From, Where 16 min Secret Codes 16 min Squash It 16 min String Surgeon 16 min The File Handler 16 min

Past papers

OCR GCSE Computer Science past papers

Other subjects at Lealands High School

Arabic Biology Chemistry English Language English Literature Mathematics Physics

Is your class on a different board?

AQA 8525 Edexcel 1CP2 Eduqas C500QS WJEC 3500QS WJEC 3460QS

Other schools nearby

Icknield High School

Revise Computer Science on the right specification

Create a free account, choose Lealands High School, and your Computer Science revision is set to J277 from the start.

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