JavaScript Data Types Quiz

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Questions and Answers

Which data type in JavaScript represents any numeric value?

  • Number (correct)
  • Integer
  • Numeric
  • Float

What is the data type in JavaScript that represents a sequence of characters?

  • Sequence
  • Text
  • String (correct)
  • Char

Which data type in JavaScript can take boolean values of true or false?

  • Boolean (correct)
  • Logic
  • TrueFalse
  • Condition

What is the JavaScript data type for a variable without any value assignment?

<p>Undefined (A)</p> Signup and view all the answers

Which of the following is a non-primitive data type in JavaScript?

<p>Array (D)</p> Signup and view all the answers

What is the JavaScript data type representing a regular expression?

<p>Object (C)</p> Signup and view all the answers

Which data type in JavaScript can take the value 'hello'?

<p>String (D)</p> Signup and view all the answers

What is the JavaScript data type for a variable without any value assignment?

<p>Undefined (C)</p> Signup and view all the answers

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Study Notes

JavaScript Data Types

  • The number data type in JavaScript represents any numeric value.

Strings

  • The string data type in JavaScript represents a sequence of characters.

Boolean

  • The boolean data type in JavaScript can take boolean values of true or false.

Null

  • The null data type in JavaScript is assigned to a variable without any value assignment.

Non-Primitive Data Types

  • Array is a non-primitive data type in JavaScript.

RegExp

  • The RegExp data type in JavaScript represents a regular expression.

Strings

  • The string data type in JavaScript can take the value 'hello'.

Null

  • The null data type in JavaScript is assigned to a variable without any value assignment.

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