OCR GCSE COMPUTER SCIENCE J277 PAPER 2 MS Predicted Paper 2026

OCR SUMMER 2026
PREDICTED PAPER


GCSE

Computer Science

J277/02: Computational thinking, algorithms and programming


General Certificate of Secondary Education



Mark Scheme P2
Question Answer Marks

1 C 1


Question Answer Marks

2 total = num1 + num2 1




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,Question Answer Marks

3 One mark for each correct line 4

Stage Description


identifying of the problem and requirements
testing


reviewing the final solution to suggest further
analysis developments


making sure the program code works as
expected
coding

using structure diagrams, flowcharts and
pseudocode to plan the solution
design
using a programming language to create the
solution



Question Answer Marks

4(a) To check that a value has been entered. 1

4(b)(i) Type (check) 1




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, Question Answer Marks

4(b)(ii) One mark per mark point: 5
MP1 Condition controlled loop used
MP2 Working input and re-input of value into declared variable
MP3 Use of selection/loop entry/exit condition to test if input is an integer
MP4 Appropriate use of error message
MP5 Working complete termination of loop

Example:
REPEAT
INPUT Number
IF MOD(Number, 1) <> 0
THEN

OUTPUT "Please try again"
ENDIF
UNTIL MOD(Number, 1) = 0

Or

INPUT Number
WHILE MOD(Number, 1) <> 0 (DO)
OUTPUT "Please try again"
INPUT Number
ENDWHILE




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