2.1 – Algorithms 49. OCR GCSE (J277) 2.1 Abstraction 50. OCR GCSE (J277) 2.1 Decomposition 51. OCR GCSE (J277) 2.1 Algorithmic thinking 52. OCR GCSE (J277) 2.1 Inputs, processes and outputs 53. OCR GCSE (J277) 2.1 Structure diagrams 54. OCR GCSE (J277) 2.1 Pseudocode and diagrams 55. OCR GCSE (J277) 2.1 Identifying errors and suggesting fixes 56. OCR GCSE (J277) 2.1 Trace tables 57. OCR GCSE (J277) 2.1 Binary search 58. OCR GCSE (J277) 2.1 Linear search 59. OCR GCSE (J277) 2.1 Bubble sort 60. OCR GCSE (J277) 2.1 Merge sort 61. OCR GCSE (J277) 2.1 Insertion sort