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 do you define a function that takes parameters?
A). function myFunction[] { }
B). function myFunction(parameters) { }
C). function myFunction{parameters}
D). function myFunction((parameters)) { }
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();
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 is true about functions in JavaScript?
A). Functions cannot be nested
B). Functions can only have one parameter
C). Functions can be assigned to variables
D). Functions cannot return values
How do you write an anonymous function in JavaScript?
A). function() { }
B). function anonymous() { }
C). func() { }
D). function: anonymous() { }
How do you create a function expression in JavaScript?
A). var myFunction = function() { };
B). function myFunction = { };
C). function = myFunction() { };
D). var function() = myFunction { };
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
Which of the following is an example of an arrow function?
A). function => { }
B). () => { }
C). arrow function() { }
D). => function() { }