This memory and storage workbook is perfect for students studying for the OCR GCSE (9-1) in computer science and has been updated to completely cover the new specification J277.


It can be used in the classroom as a teaching aid, for self-study or as a revision tool. In this resource you will receive an interactive PDF workbook so your students can either print it out and complete the activities by hand or fill it in electronically making this an ideal workbook for use in school or for students studying at home.


The answer booklet is provided as a separate PDF file so you can assign your students the workbook without including the answers.


This 64-page workbook completely covers the new specification J277 1.2 Memory and Storage theory.


Table of Contents:

  • Read Only Memory (ROM)
  • The purpose of ROM
  • Random Access Memory (RAM)
  • The purpose of RAM
  • Dynamic RAM (DRAM)
  • Static RAM (SRAM)
  • The difference between ROM and RAM
  • The need for virtual memory
  • The need for secondary storage
  • Common types of storage (Optical, Magnetic, Solid state)
  • Data capacity and calculation of data requirements
  • Denary (base 10)
  • Binary (base 2)
  • Hexadecimal (base 16)
  • Convert between binary, denary and hexadecimal
  • Adding binary numbers
  • Binary Shifts
  • Character Sets (ASCII and Unicode)
  • Bitmap images
  • Colour depth
  • Resolution
  • Metadata
  • Sound
  • How sound can be sampled and stored in a digital form
  • Sample rate
  • Bit depth
  • Compression (Lossless and Lossy)

Memory and Storage OCR GCSE Computer Science Workbook (J277)

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