<h2 id="heading-1-activity-lifecycle">1. Activity Lifecycle</h2>
<p>This is important to understand, because if you can explain all of the phases of activity and the callbacks, the untreated until onDestroy including what happens for each one of those phases that is means also you understand how to create apps that very responsive</p>
<h2 id="heading-2-anr">2. ANR</h2>
<p>We have to also understand ANR when the application stops responding because that is a very common thing that happens when Android applications.</p>
<h2 id="heading-3-android-building-blocks">3. Android Building Blocks</h2>
<p>Also, we need to understand what could cause the Android Building blocks. We have to understand about intense how the system works in Android UI threads and so forth.</p>


## 1\. Activity Lifecycle

This is important to understand, because if you can explain all of the phases of activity and the callbacks, the untreated until onDestroy including what happens for each one of those phases that is means also you understand how to create apps that very responsive

## 2\. ANR

We have to also understand ANR when the application stops responding because that is a very common thing that happens when Android applications.

## 3\. Android Building Blocks

Also, we need to understand what could cause the Android Building blocks. We have to understand about intense how the system works in Android UI threads and so forth.

Mastering Android Core Specific Interview Questions: Your Ultimate Gui

Expert Insights: Top Android Core Specific Interview Questions You Need to Know

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