NYC Codecademy Group - JavaScript Quiz

17 Questions | By Ronantopolski | Updated: Mar 21, 2022 | Attempts: 335

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This quiz will test your knowledge of JavaScript. Good Luck! -Ron

Questions and Answers

1.

Var numbers = [1, 2, 3] is an example of:
- A.
  
  Array
- B.
  
  Function
- C.
  
  Object
- D.
  
  Method
2.

Var = myName is an example of a
- A.
  
  Variable
- B.
  
  String
- C.
  
  Object
- D.
  
  Method
3.

Select which of the options below are data types
- A.
  
  Number
- B.
  
  String
- C.
  
  Function
- D.
  
  Boolean
4.

I++
- A.
  
  Incrementor
- B.
  
  Operator
- C.
  
  Iterator
- D.
  
  Decrementor
5.

Var i; for (i = 0; i < 2; i++) { console.log("i is now equal to " + i);
- A.
  
  Function
- B.
  
  Object
- C.
  
  For Loop
- D.
  
  While Loop
6.

is an example of a
- A.
  
  Method
- B.
  
  Object
- C.
  
  Function
- D.
  
  Variable
7.

Var i = 0; while ( i < 2 ) { console.log( "i is now " + i ); i++; }
- A.
  
  While Loop
- B.
  
  Incrementor
- C.
  
  For Loop
- D.
  
  Function
8.

if (name.length > 0) { console.log("Please enter your name."); } else { console.log("Hello " + name); } is an example of:
- A.
  
  If Statement
- B.
  
  If...Else Statement
- C.
  
  Else If Statement
- D.
  
  Switch Statement
9.

switch (GPA){ case 90: letterGrade = "A+"; break; case 80: letterGrade = "A"; break; case 70: letterGrade = "C"; break; case 60: letterGrade = "D"; break; case 50: letterGrade = "E"; break; default: letterGrade = "F"; break; }
- A.
  
  If...Else Statement
- B.
  
  Ternary Operator
- C.
  
  Else If Statement
- D.
  
  Switch Statement
10.

is an example of
- A.
  
  If statement
- B.
  
  If...Else Statement
- C.
  
  Switch Statement
- D.
  
  Ternary Operator
11.

For the object below, what does the word 'name' represent? var dog = {name: "Daisy", age: 6};
- A.
  
  Property
- B.
  
  Variable
- C.
  
  Value
- D.
  
  String
12.

Var dog = (); dog.name = "Daisy"; dog.age = 6; is an example of creating an object using:
- A.
  
  Object Literal Notation
- B.
  
  Object Constructor Notation
- C.
  
  Dot Notation
- D.
  
  Bracket Notation
13.

is an example of creating an object using:
- A.
  
  Dot Notation
- B.
  
  Object Literal Notation
- C.
  
  Bracket Notation
- D.
  
  Object Constructor Notation
14.

Var dogName = dog.name is an example of accessing an object's property using:
- A.
  
  Dot Notation
- B.
  
  Bracket Notation
- C.
  
  Object Literal Notation
- D.
  
  Object Constructor Notation
15.

is an example of accessing an object's property using:
- A.
  
  Object Literal Notation
- B.
  
  Bracket Notation
- C.
  
  Dot Notation
- D.
  
  Object Literal Notation
16.

is an example of a:
- A.
  
  Method
- B.
  
  Variable
- C.
  
  Object
- D.
  
  Function
17.

In the function below, what does the text '(w, l)' represent? var area = function (w, l) { return w * l; };
- A.
  
  Variables
- B.
  
  Parameters
- C.
  
  Strings
- D.
  
  Object