Which of the following flowcharts will be most appropriate for printing first…

2022

Which of the following flowcharts will be most appropriate for printing first 8 multiple of 9 ?

Attempted by 508 students.

Show answer & explanation

Key idea: use a counter that runs from 1 to 8, and on each iteration print 9 × counter.

  1. Step 1: Initialize the counter I = 1.

  2. Step 2: Check the condition I <= 8. If false, stop.

  3. Step 3: If condition is true, print 9 × I.

  4. Step 4: Increment the counter: I = I + 1.

  5. Step 5: Go back to Step 2 and repeat until the condition is false.

Printed sequence: 9, 18, 27, 36, 45, 54, 63, 72

Why other flowchart variants are incorrect:

  • If the counter is incremented by 2, some multiples are skipped (only four values printed).

  • If the process starts with I = 9 and uses the test I < 72, the final value 72 will be missed because 72 is not less than 72.

  • If the flowchart adds 9 before printing (increment then print) starting from 9, it can skip the first multiple or later produce incorrect bounds.

  • If the increment is missing or placed so the counter is not updated each cycle, the loop may not progress correctly (infinite loop or repeated prints).

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