3 Questions
What are the basic data types in JavaScript?
Number, String, Boolean, Null, Undefined, Object
Which data type is used for a single character in JavaScript?
String
What is the difference between null and undefined in JavaScript?
Null is an assigned value representing 'no value', while Undefined means a variable has been declared but has not yet been assigned a value.
Test your knowledge of JavaScript data types with this quiz. Explore the basic data types in JavaScript, learn about the data type for a single character, and understand the distinction between null and undefined in JavaScript.
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