Android is an open-sourced operating system used mainly on mobile phones and tablets. Due to its popular use, becoming an android developer holds a lot of potential in creating a career.
A fresher Android developer will likely face a set of questions during the interview. Joining a software training centre can help one with understanding Android programming.
Here are a few questions that often take rounds in the interview segment.
What do you understand by Android ?
Android is an open-sourced operating system which is a Linux-based operating system. Commonly used on mobile phones and tablets, Android is a Kernel-based system that provides developers the flexibility to design and create different types of applications. To deep dive into Android development, doing an android training can provide great experience in the software.
1.What does Android Architecture mean ?
The different layers in the Android stack are known as Android architecture. Consisting of middleware, operating systems, and applications, every layer provides different functions and services to the layers above. It is made up of four key components namely:
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2.Name the languages used to build android ?
The languages used to build android programming are Java, Kotlin, C#, Python, and other languages like C++, AIDE, HTML, C4droid, etc.
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3.What are some of the basic tools used to develop Android?
The tools used to develop Android system
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4.What do you understand by the term AAPT
AAPT is the acronym for Android Asset Packaging Tool, which allows the developer to create, view, and update archives compatible with ZIP. It is also the default tool of the Android SDK to pack all resources and classes in an APK file.
5.What is an ANR ?
ANR stands for Application Not Responding, a dialogue box that comes when the application experiences unresponsiveness due to multiple functions that perform at a time.
6.What is Toast? Explain with Syntax
Toast is a message that comes in a dialogue box on the screen. It is used to show the status of the operation initiated by the user. The pop-up dialogue box covers the space of a message without disrupting the user's activity. The notification vanishes time and again without accepting interaction events.