Q
Which of the following is a valid way to return multiple values from a function?

Answer & Solution

Answer: Option B
Solution:
You can return multiple values as an array: return [a, b];.
Related Questions on Average

How do you call a method named greet that belongs to an object person?

A). person(greet);

B). person.greet();

C). greet.person();

D). call person.greet();

Which of the following can a JavaScript function return?

A). Only strings

B). Only numbers

C). Any data type

D). Nothing

How do you handle the returned value of a function that returns an object?

A). var obj = myFunction(); obj.key;

B). var obj = myFunction().key;

C). var obj = myFunction.key();

D). var obj.key = myFunction();

How do you define a function with parameters in JavaScript?

A). function myFunction[] { }

B). function myFunction(parameters) { }

C). function myFunction{parameters}

D). function myFunction((parameters)) { }

What is the scope of a variable declared within a function?

A). Global

B). Local

C). Block

D). Script

How do you create a function expression in JavaScript?

A). var myFunction = function() { };

B). var myFunction = function { };

C). var myFunction function() { };

D). var function myFunction() { };

What happens if a function does not have a return statement?

A). It returns undefined

B). It throws an error

C). It returns null

D). It returns 0

Which statement correctly defines a function named sum that returns the sum of two parameters a and b?

A). function sum(a, b) { return a + b; }

B). function sum(a, b) { a + b; }

C). function sum(a, b) return a + b;

D). function sum(a, b) { return (a + b) }

How can you store the result of a function in a variable?

A). var result = myFunction;

B). var result = myFunction();

C). var result = myFunction;()

D). var result: myFunction()

What is the purpose of the return statement in a function?

A). To stop the execution of the function

B). To return a value to the caller

C). Both A and B

D). Neither A nor B