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Home » Quiz » JavaScript Quiz

Which keyword is used to check a condition in JavaScript?

Difficulty level
  • for
  • if
  • while
  • switch
The keyword used to check a condition in JavaScript is if. It allows you to execute a block of code if a specified condition evaluates to true. The if statement is fundamental for controlling the flow of your JavaScript program.
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JavaScript Quiz
Quiz
If no case matches in a switch statement and there is no default case, the control is passed to the _________.
You are developing a system where you have a base class "User" and two derived classes "Admin" and "Guest". If you want to add a method that is only applicable for "Admin" and not for "Guest", where should you add that method to adhere to the Liskov Substitution Principle?

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