MIT App Inventor

Question 1

13.What type of layout allows components to be arranged vertically in MIT App Inventor?

Accepted Answer

VerticalArrangement

Question 2

10. How can you test your app in real-time on a mobile device?

Accepted Answer

Use the MIT AI2 Companion

Question 3

15.What is the purpose of the “Notifier” component?

Accepted Answer

To show alert messages, dialogs, and choices

Question 4

19.Which of these is NOT a user interface component in MIT App Inventor?

Accepted Answer

Player

Question 5

3. To use MIT App Inventor, what kind of account is typically required?

Accepted Answer

Google account

Question 6

18.What does the “Button” component do?

Accepted Answer

Triggers an action when clicked

Question 7

11. What does the "Clock" component allow you to do?

Accepted Answer

Trigger timed events and measure elapsed time

Question 8

14.Which block is used to repeat a set of actions a specific number of times?

Accepted Answer

repeat block

Question 9

9. What is the purpose of the “TinyDB” component?

Accepted Answer

To store persistent data

Question 10

6. Which component is used to display text that users cannot edit?

Accepted Answer

Label

Question 11

12. What file format is used to export a finished app for installation on Android?

Accepted Answer

.apk

Question 12

20.Which component would you use to detect when a user shakes the device?

Accepted Answer

AccelerometerSensor

Question 13

1. What is MIT App Inventor primarily used for?

Accepted Answer

Mobile app development

Question 14

5. Which component would you use to make a button perform an action when clicked?

Accepted Answer

Event Handler Block

Question 15

7. Which component is used to allow the user to input text?

Accepted Answer

TextBox

Question 16

8. Which block category contains the 'if-then' logic in MIT App Inventor?

Accepted Answer

Control

Question 17

17.What is the main function of the “Canvas” component?

Accepted Answer

To draw and interact with graphics

Question 18

2. Which programming concept does MIT App Inventor use?

Accepted Answer

Block-based visual programming

Question 19

4. What is the name of the interface where users arrange components in MIT App Inventor?

Accepted Answer

Designer

Question 20

16.Which of the following cannot be done directly in the Designer view?

Accepted Answer

Writing block logic

Questions 20