What is the difference between function declarations and function expressions?

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

A). undefined

B). test

C). Hello

D). error

How do you call a function named myFunction?

A). call myFunction()

B). myFunction()

C). call function myFunction()

D). myFunction(call)

Which of the following is an example of an arrow function?

A). function => { }

B). () => { }

C). arrow function() { }

D). => function() { }

What is a method in JavaScript?

A). A function stored as a property of an object

B). A variable declared within a function

C). A keyword used to define a function

D). A loop within a function

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 do you create a function expression in JavaScript?

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

B). function myFunction = { };

C). function = myFunction() { };

D). var function() = 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 do you write an anonymous function in JavaScript?

A). function() { }

B). function anonymous() { }

C). func() { }

D). function: anonymous() { }

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

A). Global

B). Local to the function

C). Local to the script

D). It depends on the variable type

How can you return a value from a function?

A). return value;

B). give value;

C). send value;

D). output value;