Understanding JavaScript Operators

What is a comparison operator in JavaScript?

• A comparison operator is a symbol that compares two values and returns a Boolean result.

• A comparison operator is a function that modifies values.

• A comparison operator is a method that formats strings.

• A comparison operator is a type of variable in JavaScript.

Which operator checks for equality in value and type?

• ==

• =

• ===

• !==

What does the '!=' operator do?

• The '!=' operator checks if two values are equal.

• The '!=' operator is used for assignment of values.

• The '!=' operator checks if two values are not equal.

• The '!=' operator is a logical operator that always returns true.

How does '===' differ from '=='?

• '===' is faster than '==' in all cases.

• '==' checks both value and type without coercion.

• '===' checks both value and type, while '==' checks only value with type coercion.

• '===' is used for string comparison only.

What is the purpose of the '<' operator?

• To compare two values to determine if the left value is less than the right value.

• To determine if the left value is greater than the right value.

• To check if two values are equal.

• To add two values together.

What will '5 > 3' evaluate to?

• false

• 5 < 3

• true

• 5 = 3

What does the '>' operator compare?

• It checks if the left operand is equal to the right operand.

• It determines if the right operand is greater than the left operand.

• It compares numerical or string values to check if the left operand is greater than the right operand.

• It compares the length of two strings only.

What is the result of '10 <= 10'?

• true

• 10 > 10

• false

• undefined

What does 'x !== y' mean?

• x and y are not equal in value or type.

• x and y are equal in type but not value.

• x is greater than y.

• x and y are equal in value but not type.

Can comparison operators be used with strings?

• Strings cannot be compared using any operators.

• Comparison operators are only for boolean values.

• No, comparison operators can only be used with numbers.

• Yes, comparison operators can be used with strings.