B4 - The if Statement

How many choices are possible when using a single if-else statement?

• 1

• 2

• 3

• 4

What does the following code fragment write to the monitor?

int sum = 14;

if ( sum < 20 )

System.out.print("Under ");

else

{

System.out.print("Over ");

System.out.println("the limit.");

}

• Under

• Over

• Under the limit

• Over the limit

What does the following code fragment write to the monitor?

int sum = 7;

if ( sum > 20 )

{

System.out.print("You win ");

}

else

{

System.out.print("You lose ");

}

System.out.println("the prize.");

• You win

• You lose

• You win the prize.

• You lose the prize.

What does the following code fragment write to the monitor?

int sum = 21;

if ( sum != 20 )

System.out.print("You win ");

else

System.out.print("You lose ");

System.out.println("the prize.");

• You win

• You lose

• You win the prize

• You lose the prize

Evaluate (to true or false) each of the following expressions:

14 <= 14 14 < 14 -9 > -25 -25 > -9

• true true true true

• true false false false

• true false true true

• true false true false