What will be the output of the following code: function test() { return "Hello"; } console.log(test());?

How do you define a default parameter in a function?

A). function myFunction(param = 10) { }

B). function myFunction(param := 10) { }

C). function myFunction(param == 10) { }

D). function myFunction(param : 10) { }

Which of the following can a JavaScript function return?

A). Only strings

B). Only numbers

C). Any data type

D). Nothing

What is an anonymous function?

A). A function without a name

B). A function without parameters

C). A function without return value

D). A function without a body

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

How can you pass a function as an argument to another function?

A). function anotherFunction(function) { }

B). anotherFunction(function() { });

C). anotherFunction(myFunction);

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

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

A). return a, b;

B). return [a, b];

C). return {a, b};

D). return (a, b);

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();

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()

Which keyword is used to return a value from a function?

A). return

B). give

C). send

D). output

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

A). Global

B). Local

C). Block

D). Script