10 Questions
How do you declare a variable in JavaScript?
All of the above
What is the purpose of the 'typeof' operator in JavaScript?
To check the data type of a variable
What is the output of the expression '10 + '5' in JavaScript?
55
How do you create a JavaScript object?
Using the '{}' syntax
What is the purpose of the 'parseInt' function in JavaScript?
To convert a string to a number
What is the output of the expression 'true ? 1 : 2' in JavaScript?
1
How do you create a JavaScript function?
Using the 'function' keyword
What is the purpose of the 'Math.random' function in JavaScript?
To generate a random number between 0 and 1
How do you convert a string to uppercase in JavaScript?
Using the 'toUpperCase' method
What is the purpose of the 'if' statement in JavaScript?
To execute a block of code if a condition is true
This quiz covers JavaScript statements, including their execution, code structure, and best practices. It's based on the Advanced Web Programming Lab Manual.
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