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3.  What is a Block Editor?








                       4.   Sonal is developing an app using App Inventor platform. Where can she find pre-defined blocks to
                           handle Math operations?





                       5.   Amit wants to develop an app for his business. While developing the app, which points should he keep
                           in mind?












                        Scratch Your Brain.                                                       21 st  Century   #Critical Thinking
                                                                                                      Skills
                                                                                                          #Social Interaction
                        1.   Write the names of the following components of the Project Designer window:


































                       2.  Competency-based/Application-based questions:

                           a.   Reena has added a button while developing an app. She wants to change the display
                              name of the button. Help her by writing the steps to do so?

                           b.   Geetanjli has developed an app in MIT App inventor. Now, she wants to test the app
                              but does not have any android device. How can she test her app without a device?







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