17. Which if statement would be true if you needed to see if x (an int) is betwe

Question

17. Which if statement would be true if you needed to see if x (an int)

     is between 0 and 50 inclusive?

      A. if( x >= 0 && x < 50 )

      B. if( x >= 0 && x<= 50 )

      C. if( x >= 0 || x <= 50 )

      D. if( x > 0 && x < 50 )

18. Which if statement would be true if you needed to see if x (an int)

       was either 1 or 2?

      A. if ( x == 1 || 2 )

      B. if ( x =1 || 2 )

      C. if ( x == 1 && x == 2 )

      D. if( x == 1 || x == 2)

19. Which if statement would be true if you needed to see if x (an int)

      was less than 5 and y (an int) was greater than 7?

      A. if ( x < 5 || y > 7 )

      B. if ( x < 5 && y > 7 )

      C. if ( x <= 5 || y >7 )

      D. if( x < 5 && y < 7)

20. What is the output of this program?

int x = 10, y = 12;

if(x > y)

{

   cout<<

Explanation / Answer

17-
B. if( x >= 0 && x<= 50 )

18-
D. if( x == 1 || x == 2)

19-
   B. if ( x < 5 && y > 7 )
20-
D. Nothing. The statement inside the braces will not execute.
21-
     A. x is 5
22-
B. x is not 7
23-
B. Number is 1 or 2
24-
   C. x is not 2
25-
B. It

Related Questions

Navigate

• Browse (All)
• Browse 1
• Subjects

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.