Senior Android Application Developer
Senior Android Application Developer Interview Questions and Answers for Freshers
Q1. Develop weather forecast app
Develop a weather forecast app for Android platform.
Utilize APIs like OpenWeatherMap for real-time weather data
Include features like current weather, hourly forecast, and 7-day forecast
Implement location-based weather updates
Design user-friendly interface with intuitive navigation
Incorporate push notifications for weather alerts
Q2. difference between var and val
var is mutable and can be reassigned, val is immutable and cannot be reassigned.
var can be reassigned with a new value, val cannot be reassigned once initialized
var is mutable, val is immutable
Example: var number = 5; number = 10; // valid, val number = 5; number = 10; // invalid
Q3. keywords of kotlin
Kotlin is a modern programming language that is concise, expressive, and fully interoperable with Java.
Kotlin is statically typed and supports both object-oriented and functional programming.
It has features like null safety, extension functions, coroutines, and smart casts.
Kotlin is officially supported for Android development by Google.
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