Teacher Pack: Unit 2.1 Algorithms J277 (from 2020)

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The resources within this Teacher Pack cover all aspects of the specification in relation to OCR GCSE Computer Science J277 (from 2020) component 2.1.


It includes:


·   Teaching PowerPoint (includes checkpoint questions and answers)


·   Student PowerPoint (Includes checkpoint questions, but omits the answers)


·   Homework/Classwork Activities (+ mark schemes)

  • Decomposition & Abstraction
  • Flowcharts & Programs
  • Sorting Data
  • Sorting & Searching Programs 

                                           

End of unit test (+ mark scheme)


Content Covered:


Principles of computational thinking:

  • Abstraction
  • Decomposition
  • Algorithmic thinking


Identify the inputs, processes, and outputs for a problem

Structure diagrams

Create, interpret, correct, complete, and refine algorithms using:

  • Pseudocode
  • Flowcharts
  • Reference language/high-level programming language

Identify common errors

Trace tables


Standard searching algorithms:

  • Binary search
  • Linear search

Standard sorting algorithms:

  • Bubble sort
  • Merge sort
  • Insertion sort