Q
How do you create a function expression in JavaScript?

Answer & Solution

Answer: Option A
Solution:
A function expression is created with var myFunction = function() { };.
Related Questions on Average

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 correct syntax for invoking a function named myFunction?

A). call myFunction()

B). myFunction()

C). myFunction(call)

D). invoke myFunction()

Which of the following can a JavaScript function return?

A). Only strings

B). Only numbers

C). Any data type

D). Nothing

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 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();

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

A). test

B). Hello

C). undefined

D). error

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