Comprehensive Android Developer Bootcamp - Final App - Done

Comprehensive Android Developer Bootcamp - Final App - Done

Assessment

Interactive Video

Information Technology (IT), Architecture

University

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

This video tutorial covers the setup and implementation of ViewModel in an Android application. It explains how to retrieve data from a database as LiveData and serve it to a RecyclerView. The tutorial also demonstrates adding observers for LiveData changes, updating adapters, handling intents and activity results, and testing the application. The instructor provides insights into common issues and debugging techniques, concluding with a challenge to apply these concepts to previous projects.

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10 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the purpose of the view model in the context of this text?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

How do you associate the view model with the data from the database?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

What method is used to observe changes in live data?

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the significance of the 'onActivityResult' method in this context?

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

Explain the process of inserting a new node into the database.

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6.

OPEN ENDED QUESTION

3 mins • 1 pt

Describe how to handle errors when saving data to the database.

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7.

OPEN ENDED QUESTION

3 mins • 1 pt

How can you ensure that data is not null before creating an object?

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