gs gs106 Lexical Structures - JavaScript Object Attributes and Serialization - Quiz No.1
gs gs106 Javascript Quiz
This quiz belongs to book/course code gs gs106 Javascript of gs organization. We have 121 quizzes available related to the book/course Javascript. This quiz has a total of 10 multiple choice questions (MCQs) to prepare and belongs to topic Lexical Structures. NVAEducation wants its users to help them learn in an easy way. For that purpose, you are free to prepare online MCQs and quizzes.
NVAEducation also facilitates users to contribute in online competitions with other students to make a challenging situation to learn in a creative way. You can create one to one, and group competition on an topic of a book/course code. Also on NVAEducation you can get certifications by passing the online quiz test.
Question 1: The unordered collection of properties, each of which has a name and a value is called _________
String
Object
Serialized Object
Array
Question 2: The object has three object attributes namely ________
Class, parameters, object’s extensible flag
Prototype, class, objects’ parameters
Prototype, class, object’s extensible flag
Native object, Classes and Interfaces and Object’s extensible flag
Question 4: A linkage of series of prototype objects is called as ________
prototype stack
prototype chain
prototype class
prototypes
Question 5: In the following syntax, the data type within the square brackets must be ___________
book[datatype]=assignment_value;
An integer
A String
An object
Floating point
Question 6: To determine whether one object is the prototype of (or is part of the prototype chain of) another object, one should use the ____________
isPrototypeOf() method
equals() method
=== operator
==opertor
Question 7: What is the prototype represents in the following JavaScript code snippet?
function f() {};
Function f
A custom constructor
Prototype of a function
Not valid
Question 8: The purpose of extensible attribute is to __________
make all of the own properties of that object non configurable
to configure and bring a writable property
“lock down” objects into a known state and prevent outside tampering
to include new properties into the object
Question 9: Identify the process done in the following JavaScript code snippet?
o = {x:1, y:{z:[false,null,""]}}; s = JSON.stringify(o); p = JSON.parse(s);
Object Encapsulation
Object Serialization
Object Abstraction
Object Encoding
Question 10: The basic purpose of the toLocaleString() is to _________
return a localised object representation
return a parsed string
return a local time in the string format
return a localized string representation of the object
Online Quizzes of gs106 Javascript
Graphics and Rendering in JavaScript - Scripted Media - Quiz No.1
gs gs106
Javascript Online Quizzes
