Page 221 - Web Applications (803) Class 12
P. 221

Solved Exercise



                                                                Section A
                                                        (Objective Type Questions)
                 A.  Choose the correct option.

                     1.  Give the output of the following code snippet:
                      x=4+5*12%2;

                      switch(x)
                      { case 2: document.write("Low Value");
                       case 4: document.write("Medium Value");
                        case 6: document.write("High Value");

                      }
                      i.  Medium Value                                  ii.  Medium ValueHigh Value
                      iii.  Medium Value                                iv.  Error
                     2.  DOM stands for ................................
                      i.  Document Open Model                           ii.  Draft Object Model
                      iii.  Document Object Model                       iv.  Draft Open Model
                     3.  In JavaScript, any object of any type can be assigned to any ................................
                      i.  object                                        ii.  loop
                      iii.  HTML form                                   iv.  variable
                     4.  When a user enters inaccurate information, the developer can utilise ............................... to show the user a warning
                      or error.
                      i.  alert box                                     ii.  prompt box
                      iii.   input box                                  iv.  None of these
                     5.  ................................ inbuilt function returns an arbitrary value between 0 and 1.
                      i.  randint( )                                    ii.  randfloat( )
                      iii.  random( )                                   iv.  Floor( )
                     6.  The act of responding to events is known as ................................
                      i.  prompt handling                               ii.  event handling
                      iii.  programming                                 iv.  event handler
                     7.  The ............................... inbuilt JavaScript function converts a string into an integer.
                      i.  string                                        ii.  len
                      iii.  parseInt                                    iv.  random

                     8.  ............................... is a special variable, with the capacity to hold several values.
                      i.  Function                                      ii.  Constant
                      iii.  Loop                                        iv.  Array

                     9.  Which of the following is NOT an event?
                      i.  load                                          ii.  mouseover
                      iii.  onunload                                    iv.  submit





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