Java Quiz 4

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1. An Arithmetic expression in Java involves which Operators or Operations?

• A) Addition (+), Subtraction (-)
• B) Multiplication (*), Division (/)
• C) Modulo Division (%), Increment/Decrement (++/--), Unary Minus (-), Unary Plus (+)
• D) All the above

2. What is the output of the below Java code snippet? int a = 2 - - 7; System.out.println(a);

• A) -5
• B) 10
• C) 9
• D) Compiler Error

3. What is the other name for Relational Operators in Java?

• A) Comparison operators
• B) Conditional operators
• C) A and B
• D) None of the above

4. Choose the Conditional operators of Java listed below.

• A) >, >=
• B) <, <=
• C) ==, !=
• D) All the above

5. Which among the following is a Logical Unary NOT operator in Java?

• A) ~
• B) !
• C) #
• D) ^

6. What is the output of the Java code snippet? boolean b=false; b = !b; System.out.println(b);

• A) true
• B) false
• C) Compiler error
• D) None of the above

7. Which among the following is a Short Circuit AND operator?

• A) &
• B) &&
• C) |
• D) ||

8. What is polymorphism?

• A - Polymorphism is a technique to define different objects of same type.
• B - Polymorphism is the ability of an object to take on many forms.
• C - Polymorphism is a technique to define different methods of same type.
• D - None of the above.