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

Answer & Solution

Answer: Option B
Solution:
The function test() returns 'Hello', so console.log(test()) outputs 'Hello'.
Related Questions on Average

What is the correct syntax for invoking a function named myFunction?

A). call myFunction()

B). myFunction()

C). myFunction(call)

D). invoke myFunction()

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) { }

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()) { }

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)) { }

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);

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

What is the correct way to return an object from a function?

A). return object { };

B). return { };

C). return new Object { };

D). return object() { };

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 do you define a function in JavaScript?

A). function myFunction { }

B). function: myFunction() { }

C). function myFunction() { }

D). myFunction function() { }

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