2.1 Algorithms Full Topic Revision | OCR J277 9-1 Computer Science

Revision guide and explanations for 2.1 Algorithms OCR J277 9-1 Computer Science paper 2 Chapters: 0:00 What is computational thinking? 0:19 Abstraction 1:35 Decomposition 2:24 Algorithmic thinking 2:59 Practice questions 4:25 Writing algorithms introduction 5:28 Flowcharts 8:43 Pseudocode 10:32 Practice questions 12:16 Trace tables 13:06 Completing a trace table 14:50 Practice question 15:55 What are sorting algorithms? 16:28 Bubble sort 18:41 Merge sort 10:14 Insertion sort 21:50 Practice questions 22:45 Searching algorithms 23:26 Binary search 26:34 Linear search 27:33 Practice questions I'd recommend pausing the video on the questions at the end to test yourself on this topic - additionally, make yourself flash cards to test yourself, example: On the front: what affects the CPU performance? On the back: The CPU clock speed will determine how many FDE cycles can be performed in one second. The CPU can execute more instructions with additional cores as each core works independently. Mr Moore __________________________________________________________ #GCSEComputerScience #OCRComputerScience #ComputerScienceRevision #algorithms #OCRcomputersciencepaper2 mrmoorecs OCR Computer Science OCR Computer Science Computer Science GCSE Mr Moore Computer Science Mr Moore GCSE Computer Science 9-1 OCR Computer Science 1.1 systems architecture J277 J277 computer science j277 revision Computer science revision OCR j277 computer science OCR Computer Science revision paper 2 2.1 Algorithms Full Topic Revision | OCR J277 9-1 Computer Science 2.1 Algorithms Full Topic Revision | OCR J277 9-1 Computer Science