Essential JavaScript and jQuery MCQ

Test your knowledge with important Essential JavaScript and jQuery MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Essential JavaScript and jQuery MCQs at Bissoy

• Which is not the property of location object?
  ক

  origin

  খ

  port

  গ

  host

  ঘ

  geolocation
• Which is not the location object method?
  ক

  stop()

  খ

  reload()

  গ

  assign()

  ঘ

  replace()
• Which is not the method of History object?
  ক

  go()

  খ

  moveBy()

  গ

  forward()

  ঘ

  back()
• Which of the following is not screen object property?
  ক

  width

  খ

  colorDepth

  গ

  pixelDepth

  ঘ

  language
• Which of the following is the Navigator object method?
  ক

  javaEnabled()

  খ

  moveBy()

  গ

  scroll()

  ঘ

  stop()
• Which of the following is not navigator object property?
  ক

  appVersion

  খ

  geolocation

  গ

  document

  ঘ

  cookieEnabled
• Which of the following is not window object method?
  ক

  blur()

  খ

  close()

  গ

  confirm()

  ঘ

  unescape()
• Which of the following is not window object property?
  ক

  defaultStatus

  খ

  closed

  গ

  constructor

  ঘ

  frames
• Which is not a JavaScript global function?
  ক

  compile()

  খ

  eval()

  গ

  decodeURI()

  ঘ

  isNaN()
• Which one is not regular expression object method?
  ক

  test()

  খ

  exec()

  গ

  compile()

  ঘ

  each()
• In JavaScript, which one is used to finding the non-whitespace characters?
  ক

  \d

  খ

  \s

  গ

  \S

  ঘ

  \w
• Correct syntax for $.post() method is ____________
  ক

  $.post(URL,data,callback) c) $.post(URL,callback) d) $.post(data,callback) View Answer]

  খ

  $.post(URL,data)

  গ

  $.post(URL,callback)

  ঘ

  $.post(data,callback)
• Which of the following is not a method of AJAX?
  ক

  get()

  খ

  getJSON()

  গ

  post()

  ঘ

  stop()
• AJAX is not used in _____________
  ক

  Gmail

  খ

  Youtube

  গ

  Facebook

  ঘ

  Yahoo
• Which method is not used for filtering in jQuery?
  ক

  next()

  খ

  first()

  গ

  eq()

  ঘ

  last()
• Which method is not for traversing DOM tree sideways?
  ক

  parent()

  খ

  siblings()

  গ

  prev()

  ঘ

  nextAll()
• Which method is not used for traversing DOM tree?
  ক

  parent()

  খ

  parentsUntil()

  গ

  parents()

  ঘ

  after()
• Which of the following is not a jQuery dimension method?
  ক

  innerWidth()

  খ

  outerHeight()

  গ

  height()

  ঘ

  css()
• Which method is not used for CSS manipulation?
  ক

  toggleClass()

  খ

  removeClass()

  গ

  beforeClass()

  ঘ

  css()
• The method not used to add new content is ___________
  ক

  after()

  খ

  prepend()

  গ

  before()

  ঘ

  add()
• Which of the following is not the jQuery method for manipulation?
  ক

  stop()

  খ

  html()

  গ

  text()

  ঘ

  val()
• Which of the following is not the sliding method in jQuery?
  ক

  slideToggle()

  খ

  slideDown()

  গ

  slideUp()

  ঘ

  slideIn()
• Which of the following is not the fade method in jQuery?
  ক

  fadeTo()

  খ

  fadeOn()

  গ

  fadeOut()

  ঘ

  fadeIn()
• hover() method is the combination of ____________
  ক

  mouseleave() and mouseeneter()

  খ

  mousedown() and mouseenter()

  গ

  mouseup() and mousedown()

  ঘ

  mouseleave() and mousedown()
• Which of the following is not event method in jQuery?
  ক

  click()

  খ

  mouseenter()

  গ

  mousedown()

  ঘ

  hide()
• In jQuery all the elements are selected by writing ____________
  ক

  $(this)

  খ

  $(“:button”)

  গ

  $(“*”)

  ঘ

  $(“.class_name”)
• What is the correct syntax of jQuery?
  ক

  action().$(selector)

  খ

  $(selector).action()

  গ

  (selector)$.action()

  ঘ

  action().(selector)$
• jQuery does not contain the _____________ feature.
  ক

  AJAAX

  খ

  AJAX

  গ

  CSS manipulation

  ঘ

  Effects and animations
• What is the Boolean value of “” in JavaScript?
  ক

  true

  খ

  on

  গ

  off

  ঘ

  false
• Math.random() returns _______________
  ক

  random number between 0 and 1

  খ

  random number between 1 and 10

  গ

  random number between 1 and 100

  ঘ

  random number between 0 and 10