What is the result of the following code? var str = "Hello"; console.log(str.toUpperCase());

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JavaScript MCQ Javascript Data Types MCQ

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Q: What is the result of the following code?

var str = "Hello";
console.log(str.toUpperCase());

A "hello"
B "HELLO"
C "Hello"
D TypeError
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Get a solid understanding of Javascript data types with this collection of MCQ questions. Test your knowledge and skills with multiple choice questions on primitive data types such as strings, numbers, and booleans, as well as complex data types like objects and arrays. Enhance your programming skills and improve your performance in technical interviews with these essential Javascript data type MCQs

Q: What is the result of the following code? var str = "Hello"; console.log(str.toUpperCase());

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Q: What is the result of the following code?
var str = "Hello"; console.log(str.toUpperCase());