Representing algorithms

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Question 17
Medium

An algorithm is represented by the following pseudo-code:

1  keepGoing ← True
2  WHILE keepGoing = True
3      num ← USERINPUT
4      IF num > 1 THEN
5          steps ← 0
6          WHILE num > 1
7              num ← num DIV 2
8              steps ← steps + 1
9          ENDWHILE
10     ELSE
11         keepGoing ← False
12     ENDIF
13     OUTPUT num
14 ENDWHILE

What is the value of the variable steps immediately after the inner WHILE loop finishes when the user input is 25?

3

4

5

12

Representing algorithms Questions

  1. GCSE
  2. /Computer Science
  3. /Representing algorithms