MIT App Inventor Quiz

What is MIT App Inventor primarily used for?

• Web development

• Mobile app development

• Game development

• Database management

Which of the following blocks is commonly used to initiate an action when a button is clicked?

• Text block

• Image block

• Button click block

• List block

What is the purpose of the "Procedure" block in MIT App Inventor?

• To display messages

• To organize blocks visually

• To define a set of instructions to be executed

• To create loops in the code

How can you set a button's text dynamically during runtime?

• Using the "Text" property in the Design view

• With the "Set Button Text" block in the Blocks view

• It is not possible to change button text during runtime

• Using the "Label" block

Which block is used to store and retrieve persistent data in MIT App Inventor?

• TinyDB

• ListPicker

• WebViewer

• BluetoothClient

What does the "Screen.Initialize" block do in MIT App Inventor?

• Resets the entire app

• Initializes variables and components when the screen starts

• Closes the current screen

• Changes the screen orientation

Which block is used to make decisions based on a condition in MIT App Inventor?

• Switch block

• If-Then-Else block

• ListPicker block

• Notifier block

What does the "Clock.Timer" block do in MIT App Inventor?

• Displays the current time

• Sets an alarm

• Executes a set of blocks at regular intervals

• Measures elapsed time

How can you share data between different screens in MIT App Inventor?
Select all the answer.

• Using global variables

• Through the "Intent" block

• Via the "TinyDB" component

• By using the "Web" component

Which block is used to play a sound in MIT App Inventor?

• SoundPlayer block

• MediaRecorder block

• Bluetooth block

• WebViewer block