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Multiple Choice Questions

if statements

Try to answer as many of the following Multi-choice questions as you can.

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If y has the value 5 what will be the value of the variable y after the following piece of C++ is executed?

if (y > 0)
    y += 2;

5
7
2

If p has the value 3 and max has the value 5, what will be the value of the variable max after the following piece of C++ is executed?

if (p < max)
    max = p;

5
3

If x has the value 5.0 what will be the value of the variable countneg after the following piece of C++ is executed?

countneg = 0;
if (x < 0.0)
    negsum = negsum + x;
    countneg = countneg + 1;

0
1
5

If this is changed as follows what would be the value of countneg after execution of the code?

countneg = 0;
if (x < 0.0)
   {
    negsum = negsum + x;
    countneg = countneg + 1;
   }

0
1
5

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Next: Exercises Up: The if statement Previous: Summary