Multiple Choice

1. How do we call the number >= 15 part in the if statement below?

    if (number >= 15) {
      System.out.println("Sorry, number is too large");
    }

   • The assignment

   • The initialization

   • A primitive type

   • The condition

2. When you wish to check if an integral number differs from another integral number, then you need to use the ... operator.

   • ==

   • !=

   • >=

   • &&

3. How many if else clauses can we add to an if statement?

   • Maximum 20

   • Maximum 100

   • Limited by the RAM in your computer

   • There is no limitation

4. What is the output of the following code snippet?

    boolean x = false;
    boolean y = true;
    int z = 13;
   
    if (z > 10 || (x != true && y == false)) {
      System.out.println("Sorry, access denied");
    } else {
      System.out.println("Nice one, access granted");
    }

   • Sorry, access denied

   • Nice one, access granted

   • Nothing

   • It crashes

5. What is the value of a that will be printed to the terminal?

    int a = 15;
    if (true || (a > 100)) {
        a = a + 2;
    }
    System.out.println("a = " + a);

   • 17

   • 16

   • 15

   • 2

6. Which of the operators below is a comparison operator?

   • !=

   • %

   • ||

   • []

7. What is the resulting value in E?

    boolean A = true;
    boolean B = false;
    boolean C = true;
    boolean D = (A && B ) || C;
    boolean E = (!D) || (!A);

   • true

   • false

   • null

   • undefined

8. What condition is required (in place of <condition_here>) to get a list of all even numbers between 0 (inclusive) and 100 (exclusive)?

    System.out.print("All even numbers between 0 and 100: ");
    for (int i = 0; i < 100; i++) {
        if (<condition_here>) {
            System.out.print(i + " ");
        }
    }

   • i / 2 == 0

   • i * 2 == 0

   • i - 2 == i + 2

   • i % 2 == 0