Document Object Model And Event Handling MCQ

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• A key path is defined as
  ক

  A url that directs to the value

  খ

  A value that is similar to hash table

  গ

  A value that tells the database how to extract an object’s key from the object

  ঘ

  None of the mentioned
• In the IndexedDB database, database is defined as
  ক

  A collection of objects

  খ

  A collection of named object stores

  গ

  Objects collection

  ঘ

  None of the mentioned
• The Client-Side Databases are stored in the
  ক

  The JavaScript code

  খ

  User’s computer

  গ

  Both JavaScript code and User’s computer

  ঘ

  None of the mentioned
• The localStorage and sessionStorage belongs to
  ক

  Window object

  খ

  Element object

  গ

  Hash object

  ঘ

  DOM object
• Which is the most appropriate database for developers requiring huge amount of data?
  ক

  Database

  খ

  Datawarehouse

  গ

  Web databases

  ঘ

  Access
• Which is the Microsoft’s own proprietary client-side storage?
  ক

  IE User Data

  খ

  Offline Web Applications

  গ

  Cookies

  ঘ

  All of the mentioned
• Which are the forms of client-side storage?
  ক

  Web Databases

  খ

  FileSystem API

  গ

  Offline Web Applications

  ঘ

  All of the mentioned
• Which of the following are the features of jQuery?
  ক

  Efficient query method for finding the set of document elements

  খ

  Expressive syntax for referring to elements in the document

  গ

  Useful set of methods for manipulating selected elements

  ঘ

  All of the mentioned
• XMLHttpRequesr is a
  ক

  Object

  খ

  Class

  গ

  Both Object and Class

  ঘ

  None of the mentioned
• The other name for Comet is
  ক

  Server Push

  খ

  Ajax Push

  গ

  HTTP Streaming

  ঘ

  All of the mentioned
• Which of the below is a lieral reverse of Ajax?
  ক

  HTTP

  খ

  HTML

  গ

  XML

  ঘ

  Comet
• Cookies were originally designed for
  ক

  Client-side programming

  খ

  Server-side programming

  গ

  Both Client-side & Server-side programming

  ঘ

  None of the mentioned
• Which property holds a DataTransfer object that contains information about the data being transferred and the formats in whichh it is available?
  ক

  dataTransfer

  খ

  transferData

  গ

  dataExchange

  ঘ

  exchangeData
• Which property reports rotation around three different mouse wheel axes?
  ক

  ctrlKey

  খ

  alterX

  গ

  alterY

  ঘ

  deltaX
• Which of the following are the unnecessary events currently?
  ক

  DOMActivate

  খ

  DOMFocusIn

  গ

  DOMNodeInserted

  ঘ

  All of the mentioned
• The events that is emulated by the jQuery library are
  ক

  focusarea and focusover

  খ

  focusall and focusnone

  গ

  focusdown and focusup

  ঘ

  focusin and focusout
• The element that can also register handlers for load and error events is
  ক

  html

  খ

  img

  গ

  body

  ঘ

  form
• The focus and blur events are also part of
  ক

  Element events

  খ

  Handler events

  গ

  Window events

  ঘ

  Scroll events
• Which of the following keys are set to true when the keyboard modifier keys are held down?
  ক

  altKey

  খ

  ctrlKey

  গ

  metaKey

  ঘ

  all of the mentioned
• The properties that specify the position and button state of the mouse are
  ক

  clientX and clientY

  খ

  clientY and clientX

  গ

  altKey and ctrlKey

  ঘ

  metaKey and shiftKey
• Which is the opposite to the load event in JavaScript?
  ক

  dontload

  খ

  postload

  গ

  preload

  ঘ

  unload
• The events that represents occurrences related to the browser window are
  ক

  Window

  খ

  Element

  গ

  Display

  ঘ

  Handlers
• The client-side JavaScript’s asynchronous programming model contains
  ক

  Timers and error handlers

  খ

  User interface events

  গ

  State change events

  ঘ

  API-specific events
• The video and the audio belong to the
  ক

  Timers and error handlers

  খ

  API-Specific events

  গ

  State change events

  ঘ

  User interface events
• The events that are not triggered directly by user activity are called
  ক

  Device-independent input events

  খ

  Device-dependent input events

  গ

  User interface events

  ঘ

  State change events
• The events that are not directly tied to a specific input device are
  ক

  User interface events

  খ

  Device-independent events

  গ

  Device-dependent events

  ঘ

  All of the mentioned
• The high-level events among the following events are
  ক

  User interface events

  খ

  Device-independent events

  গ

  Device-dependent events

  ঘ

  All of the mentioned
• The events that are directly tied to a specific input device are
  ক

  Device-independent input events

  খ

  Device-dependent input events

  গ

  User interface events

  ঘ

  State change events
• Which form of event propogation handles the registered container elements?
  ক

  Event Propogation

  খ

  Event Registration

  গ

  Event Capturing

  ঘ

  Default Actions
• The process by which the browser decides which objects to trigger event handlers on is
  ক

  Event Triggering

  খ

  Event Listening

  গ

  Event Handling

  ঘ

  Event propogation