Introduction to JavaScript

Which of the following statements distinguishes a programming language from a scripting language?

• Programming languages are object-based, whereas scripting languages are object-oriented

• Programming languages are developed by private organizations, whereas scripting languages are open-source

• Programming languages are compiled, whereas scripting languages are interpreted

• Programming languages are subsets of scripting languages and are interpreted

Which of the following technologies enables server-side scripting using Java Script

• React

• Java

• Node JS

• C++

Which of the following is not a feature for Java Script

• Case-sensitive

• Compiled Language

• Object-Oriented

• Platform Independent

Why should comments be included within JavaScript code blocks?

• Because comments are required for each Java Script code block

• Because comments deactivate all JavaScript code during debugging

• Because comments provide accessibility in browsers for the visually impaired.

• Because comments provide a way to indicate the intent of the code

 

Java Script is defined under which category of languages?

• Object-Oriented (Prototype-based)

• Object-Driven

• Object- Independent

• Object-Oriented (Class-based)

Which of the following BEST describes an Object-Oriented program?

• A network of objects logically connected to one another that perform a series of tasks.

• A sequence of statements that collectively performs an specific task

• A collection of individual objects that perform different functions

• A collection of objects that perform specific functions in a sequential order

Which of the following is used to add multiline comments in JS?

• ::

• <!-->

• //

• /* */

Which of the following terms identifies the attributes that define the characteristic of an object?

• Property

• Method

• Value

• Function

Which of the following terms can perform an action by an object?

• Value

• Object

• Method

• Property

Which of the following terms specifies the quality of a property?

• Value

• Property

• Object

• Prototype