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Question
Both conditional statements and iterative statements have a condition and a statement. How do they differ?
Solution
Conditional Statement:
- Statements are executed only once when the condition is true.
- If condition statement.
Iterative Statement:
- An iterative statement repeatedly evaluates a condition and executes a statement until it becomes false.
- While condition statement.
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1 u := v
2 v := u
Which of the following properties is true after the assignment (at line 3)?
1 --i, j = 0, 0
2 i, j := i+1, j-1
3 --?
If C1 is false and C2 is true, the compound statement
1 if C1
2 S1
3 else
4 if C2
5 S2
6 else
7 S3
executes
How many times the loop is iterated?
i := 0
while i ≠ 5
i := i + 1
