Comparison of Core JavaScript versus Frameworks MCQ

Test your knowledge with important Comparison of Core JavaScript versus Frameworks MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30+ more Comparison of Core JavaScript versus Frameworks MCQs on Bissoy. Bissoy App

• What is the code snippet to change the class and let the stylesheet specify the details?
  ক

  timestamp.className = “highlight”;

  খ

  timestamp.className = “change”;

  গ

  timestamp.className = “specify”;

  ঘ

  timestamp.className = “move”;
• Which of the following are static methods in JavaScript?
  ক

  Date.parse()

  খ

  Date.UTC()

  গ

  Both Date.parse() and Date.UTC()

  ঘ

  Date.clear()
• How many static methods does a Date object have?
  ক

  3

  খ

  5

  গ

  4

  ঘ

  2
• What is the purpose of the Math method toSource()?
  ক

  Returns the string “Math”

  খ

  Sends the source to the Math Library

  গ

  Returns the value of the object

  ঘ

  Returns an integer value
• Which of the following is not a JavaScript framework?
  ক

  Rico

  খ

  Prototype

  গ

  Joco

  ঘ

  DoJo
• How can you find a client’s browser name?
  ক

  browser.name

  খ

  navigator.appName

  গ

  client.navName

  ঘ

  client.name
• How do you find the number with the highest value of x and y?
  ক

  ceil(x,y)

  খ

  top(x,y)

  গ

  Math.ceil(x,y)

  ঘ

  Math.max(x,y)
• What is the syntax of close method for document object?
  ক

  Close(object)

  খ

  Close(do

  গ

  [ Close(val)

  ঘ

  Close()
• Which is a wrapped Java array, accessed from within JavaScript code?
  ক

  JavaArray

  খ

  JavaClass

  গ

  JavaObject

  ঘ

  JavaPackage
• Which of the following has a lesser benchmark time for using JQuery to access DOM versus pure JavaScript in milliseconds?
  ক

  Chrome JQueryDOM_

  খ

  Chrome JSDOM_benc

  গ

  Firefox JQueryDOM_

  ঘ

  Firefox JSDOM_benc
• What is the purpose of the function eval?
  ক

  Executes the string as an integer

  খ

  Gets the value of the string

  গ

  Executing string as JavaScript

  ঘ

  Executing string as an object
• Which class provides an interface for invoking JavaScript methods and examining JavaScript properties?
  ক

  ScriptObject

  খ

  JSObject

  গ

  JavaObject

  ঘ

  Jobject
• Which of the following has a greater benchmark time for looping and JQuery vs core JavaScript in milliseconds?
  ক

  Chrome JQuery

  খ

  Chrome JavaScript

  গ

  Firefox JQuery

  ঘ

  Firefox JavaScript
• Which is the function used to loop in an array to view all the values?
  ক

  all()

  খ

  loop()

  গ

  each()

  ঘ

  every()