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JavaScript Operators Quiz

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Questions and Answers

What is the primary function of the assignment operator?

Converts one data type to another before assignment

Compares two values for equality after type coercion

Assigns a value to a variable (correct)

Compares values for equality without type coercion

Which operator will return 'true' when comparing 5 and '5'?

Strict Equality Operator (===)

Loose Equality Operator (==) (correct)

Assignment Operator (=)

Bitwise Equality Operator (&)

What happens when you use the strict equality operator (===) to compare 5 and '5'?

It throws an error due to type mismatch

It evaluates to true based on value similarity

It converts both values to the same type and returns false

It returns false because the types of values differ (correct)

Which one of the following operators does not perform type coercion?

<p>Assignment Operator (=)</p> Signup and view all the answers

What would be the result of the expression `let x = 5;`?

<p>It assigns the number 5 to x</p> Signup and view all the answers

Study Notes

Assignment Operator

The assignment operator (=) assigns a value to a variable.
It does not perform type coercion.
Example: let x = 5;

Loose Equality Operator

The loose equality operator (==) compares values for equality.
It performs type coercion.
Example: 5 == '5' is true

Strict Equality Operator

The strict equality operator (===) compares values for equality.
It does not perform type coercion.
Example: 5 === '5' is false

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Description

Test your knowledge on JavaScript assignment and equality operators. This quiz covers the differences between assignment, loose equality, and strict equality operators in JavaScript, with examples for better understanding. Assess your understanding of how these operators behave and the concept of type coercion.