Cara membuat aplikasi sederhana di MIT App Inventor

Sumber Media Pembelajaran

12 Mar 202009:22

Summary

TLDRThis tutorial guides users on how to create a simple Android app using Google’s MIT App Inventor. The app, designed for calculating the volume and surface area of a cube, involves setting up components such as labels, text boxes, and buttons. It covers the process of inputting basic formulas (Volume = side^3, Surface Area = 6 * side^2) and demonstrates how to use MIT App Inventor to build and test the app on a smartphone. The tutorial emphasizes simplicity and accessibility, encouraging users to explore and create similar apps.

Takeaways

😀 The video demonstrates how to create a simple Android app using MIT App Inventor.
😀 Users need a Google account to log in and start creating a new project on MIT App Inventor.
😀 The app being created is a simple cube calculator that calculates the volume and surface area of a cube.
😀 The app's user interface is built by arranging components like horizontal layout, labels, buttons, and text boxes.
😀 The labels in the app include titles such as 'Cube Calculator' and 'Cube Side'.
😀 The app includes two primary operations: calculating the volume and surface area of a cube.
😀 The app's buttons are labeled with actions such as 'Volume' and 'Surface Area', which trigger the corresponding calculations.
😀 The formula for calculating the volume of a cube (side × side × side) and the surface area (6 × side × side) is implemented in the app.
😀 The app's calculations are performed using the 'when' event for button clicks, and mathematical operations are applied to text box inputs.
😀 After building the app, the user can download the APK file, install it on their Android phone, and test the functionality of the app.

Q & A

What is the first step in creating the cube calculator app?
-The first step is to visit the MeetUp Inventor website and sign in with your Gmail account to start a new project.
Why is it necessary to sign in with a Gmail account?
-Signing in with a Gmail account is required to access the features of MeetUp Inventor and save your project.
What layout is chosen for the app interface in this tutorial?
-A horizontal layout is chosen for the app interface in the tutorial.
What components are added to the app interface during the design phase?
-The components added to the interface include labels, buttons, and text boxes for user interaction.
What does the 'Volume' button in the app do?
-The 'Volume' button calculates the volume of the cube based on the formula: Volume = Side × Side × Side.
What formula is used to calculate the surface area of the cube?
-The formula for the surface area of the cube is: Surface Area = 6 × Side × Side.
How does the app handle the calculation for volume and surface area?
-The app uses mathematical blocks in MeetUp Inventor to perform the calculations when the 'Volume' or 'Surface Area' buttons are clicked.
How do you test the app once it's ready?
-Once the app is ready, you build the APK file and install it on your Android device to test its functionality.
What happens when the user inputs a side length of 5 into the app?
-When the user inputs a side length of 5, the app calculates the volume as 125 (5 × 5 × 5) and the surface area as 150 (6 × 5 × 5).
Can you modify the app to perform other calculations besides volume and surface area?
-Yes, you can modify and expand the app by adding additional formulas or functions to calculate other properties or perform other tasks.