EX 30: Java Operators Quiz

Which operators does the code arrayOfInts[j] > arrayOfInts[j+1] contain?

• +

• >

• ==

• %

What are the values of i and n after the code int i = 10; int n = i++%5; is executed?

• i=10, n=0

• i=11, n=2

• i=10, n=2

• i=11, n=0

To invert the value of a boolean, which operator would you use?

• !

• &

• |

• ^

Which operator is used to compare two values, = or == ?

• =

• ==

• >

• <

Explain the following code sample: result = someCondition ? value1 : value2;

• Bitwise XOR Operator

• Logical OR Operator

• Ternary Operator

• Logical AND Operator

In the following program, explain why the value '6' is printed twice in a row:

• i++

• ++i

• i--

• --i

Which operator is used for prefix increment in Java?

• ++i

• i--

• --i

• i++

What is the final value of i after the code snippet i = 5; i += 3; is executed?

• 8

• 5

• 6

• 3

What is the result of the expression 10 % 3 in Java?

• 0

• 3

• 2

• 1

Which operator is used for logical AND in Java?

• &

• ||

• &&

• |