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Home » Quiz » JavaScript Quiz

Which keyword is used to declare a variable in JavaScript?

Difficulty level
  • var
  • variable
  • declare
  • v
In JavaScript, you declare a variable using the var keyword. For example, var myVariable; declares a variable named myVariable. Other keywords like let and const are also used for variable declarations in modern JavaScript.
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JavaScript Quiz
Quiz
Which of the following is a method to create an object in JavaScript?
When working with the Repeater and DataList controls, it's essential to consider _________ optimization for efficient rendering.

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