Expression and Operators in Javascript

Questions

1. Which operator is known as the equality operator, which checks whether its two operators are "equal"?

2. Which operator is known as the strict equality operator, which checks whether its two operators are identical or not?

3. Which operator will return false if two value are equal?

4. When using comparative operators,if after object to primitive conversion, at least one operand is not a string, both operands are converted to?

5. If the operator value is null, then the unary operator returns the typeof _________.

6. which operator evaluates its operands, then discards the value and returns undefined?

7. If var A={B:3, C:5}, how to use the delete operator to delete one of the properties of an object.

8. What will be the output if we compare "ten" and 10 with less then comparison operator("ten"<10)?

9. If an operator is NaN or converts to NaN, what wil comparison operator always returns ?

10. State whether the following statements are True or False for strict equality operator(= = =). i) If the two values have different types they are equal. ii) If both values are null or both values are undefined, they are equal.

11. which operator outputs the remainder of an integer division?

12. Which operator checks if the value of the left operand is greater than the value of the right operand?

13. Logical AND : If both the operands are non-zero, then the condition becomes true.

14. Which of the following statement is true about BitWise OR?

15. A __________ will be visible only within a function where it is defined.

Index of Questions