Computer Science · Oct / Nov 2024 · Paper 21 · Question 6
0478
As printed in the paper
The question as text
An incomplete algorithm has been written in pseudocode to count the number of zeros stored in an array and total the non-zero values.
Read automatically from the paper; the printed page above is exact.
Show the answer and mark scheme
6(a)[3]
One mark for each point (max three)
06 T ← 008 IF A[C] = 014 NEXT C // NEXT6(b)[3]
One mark for outputting T
One mark for outputting I
One mark for suitable messages
Example:
15 OUTPUT "Number of zeros in the array is ", T
16 OUTPUT "Total of non-zero elements in the array is ", I
6(c)[3]
One mark for a meaningful identifier for the array
A MyArray
One mark for 2 meaningful identifiers, Two marks for 3 meaningful identifiers:
T Counter
C Index
I Total
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