Complete the trace table for the algorithm shown in Figure 9 - AQA - GCSE Computer Science - Question 10 - 2023 - Paper 1
Question 10
Complete the trace table for the algorithm shown in Figure 9.
You may not need to use all the rows in the table.
| count | i | person | j | result |
|-------|---|-... show full transcript
Worked Solution & Example Answer:Complete the trace table for the algorithm shown in Figure 9 - AQA - GCSE Computer Science - Question 10 - 2023 - Paper 1
Step 1
Complete the trace table for the algorithm shown in Figure 9.
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Answer
The trace table for the algorithm in Figure 9 can be completed as follows:
count
i
person
j
result
0
0
Natalie
0
78
1
0
Natalie
1
81
2
1
Alex
0
27
3
1
Alex
1
51
4
2
Roshana
0
55
5
2
Roshana
1
59
Step 2
How could the error in the algorithm in Figure 9 be corrected?
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Answer
The correct option to fix the error in the algorithm in Figure 9 is:
D: Change line number 9 to: result ← scores[j * 3 + i]
This correction addresses the indexing logic for accessing the scores, ensuring the correct scores are calculated based on the current person and iteration.
