Q
How do you write an anonymous function in JavaScript?

Answer & Solution

Answer: Option A
Solution:
An anonymous function can be written as function() { }.
Related Questions on Average

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 method named greet that belongs to an object person?

A). person(greet);

B). person.greet();

C). greet.person();

D). call person.greet();

Which keyword is used to declare a function in JavaScript?

A). func

B). function

C). def

D). declare

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) { }

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

What is the difference between function declarations and function expressions?

A). Function declarations are hoisted, function expressions are not

B). Function expressions are hoisted, function declarations are not

C). Function declarations cannot take parameters

D). Function expressions cannot return values

How can you return a value from a function?

A). return value;

B). give value;

C). send value;

D). output value;

How can you define a function as a property of an object?

A). object.function = function() { };

B). object = { function() { } };

C). object: function() { };

D). object = { func: function() { } };

How do you call a function named myFunction?

A). call myFunction()

B). myFunction()

C). call function myFunction()

D). myFunction(call)

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