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MCQs

Total Questions : 180 | Page 11 of 18 pages
Question 101. The Client-Side Databases are stored in the
  1.    The JavaScript code
  2.    User’s computer
  3.    Both JavaScript code and User’s computer
  4.    None of the mentioned
 Discuss Question
Answer: Option B. -> User’s computer
Question 102. Which of the following use the Web SQL Database?
  1.    Chrome
  2.    Firefox
  3.    IE
  4.    All of the mentioned
 Discuss Question
Answer: Option A. -> Chrome
Question 103. In the IndexedDB database, database is defined as
  1.    A collection of objects
  2.    A collection of named object stores
  3.    Objects collection
  4.    None of the mentioned
 Discuss Question
Answer: Option B. -> A collection of named object stores
Question 104. Which of the following are objective database and not a relational database?
  1.    Web SQL Database
  2.    FileSystem API
  3.    IndexedDB
  4.    All of the mentioned
 Discuss Question
Answer: Option C. -> IndexedDB
Question 105. A key path is defined as
  1.    A url that directs to the value
  2.    A value that is similar to hash table
  3.    A value that tells the database how to extract an object’s key from the object
  4.    None of the mentioned
 Discuss Question
Answer: Option C. -> A value that tells the database how to extract an object’s key from the object
Question 106. How does IndexedDB provide atomicity?
  1.    Grouping among the data
  2.    Grouping within a transaction
  3.    Grouping the data
  4.    None of the mentioned
 Discuss Question
Answer: Option B. -> Grouping within a transaction
Question 107. Which of the following is a feature of the IndexedDB API?
  1.    Simplifies the transaction management
  2.    Need not manage the transaction at all
  3.    Enhances the storage
  4.    None of the mentioned
 Discuss Question
Answer: Option A. -> Simplifies the transaction management
Question 108. Which is the function used to look up an object?
  1.    put()
  2.    set()
  3.    get()
  4.    look()
 Discuss Question
Answer: Option C. -> get()
Question 109. What is the alternate way to search in an IndexedDB API?
  1.    Key
  2.    Address
  3.    Indexes
  4.    All of the mentioned
 Discuss Question
Answer: Option C. -> Indexes
Question 110. Which is the method to look up the objects for a range of keys?
  1.    lookRange()
  2.    openCursor()
  3.    lookall()
  4.    None of the mentioned
 Discuss Question
Answer: Option B. -> openCursor()

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