Loops Quiz

A while loop has the following format:

• while (condition)

  {

  ...

  }

• while

  {

  ...

  }

• continue while (condition)

  {

  ...

  }

• while [condition]

  [

  ...;

  ]

A while loop carries on as long as...

• The condition in the brackets is true

• The condition in the brackets is false

• i < 10

• the for loop has not ended

OUTPUT?

int i = 1;

while (i < 5) {

System.out.println("Hello");

i++;

}

• Hello

  Hello

  Hello

  Hello

  Hello

• Hello

  Hello

  Hello

  Hello

• Hello

  Hello

  Hello

• Hello

How many stars are printed?

• 7

• 3

• 4

• 5

• Infinite Loop

In total, how many times is the inner loop executed?

• 5

• 10

• 15

• 50

• Infinite Loop

What does the following code print?

• A rectangle of 9 rows with 5 stars per row

• A rectangle of 6 rows with 6 stars per row

• A rectangle of 7 rows with 5 stars per row

• A rectangle of 7 rows with 6 stars per row

• Infinite Loop

True/False
If a loop condition is never satisfied then the loop does not execute.

• True
• False

Which type of loop is guaranteed to have the body execute at least once?

• do while

• for

• foreach

• while

Is this given statement of for loop declaration is correct or not?

• True

• False

What are the values of var1 and var2 when the code finishes executing?

• var1 = 1, var2 = 1

• var1 = 2 , var2 = 0

• var1 = 3, var2 = -1

• var1 = 0, var2 = 2

• The loop will cause a run-time error for division by zero