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Tantia Constructions Interview Questions and Answers
Q1. What is OOPS concept? Explain polymorphism, abstraction, inheritance, encapsulation.
OOPS stands for Object-Oriented Programming System. It includes concepts like polymorphism, abstraction, inheritance, and encapsulation.
Polymorphism allows objects of different classes to be treated as objects of a common superclass. Example: a shape class with subclasses like circle and square.
Abstraction is the concept of hiding the implementation details and showing only the necessary features of an object. Example: a car class with methods like start() and stop() without ...read more
Q2. What is the file structure in a flutter project?
Flutter project file structure includes folders like lib, android, ios, and assets.
The 'lib' folder contains all the Dart code for the project.
The 'android' folder contains the Android-specific project files.
The 'ios' folder contains the iOS-specific project files.
The 'assets' folder is used to store images, fonts, and other static files used in the app.
Q3. Write a program that prints a Fibonacci series of N natural numbers.
Program to print Fibonacci series of N natural numbers.
Use a loop to generate Fibonacci series up to N numbers.
Start with 0 and 1 as the first two numbers in the series.
Each subsequent number is the sum of the two preceding numbers.
Repeat the process until N numbers are generated.
Q4. Explain the entire process of deploying a flutter app on Play Store and App Store.
Deploying a Flutter app on Play Store and App Store involves several steps including creating app bundles, setting up app listings, and submitting for review.
Create app bundles for Android and IPA files for iOS
Set up app listings with descriptions, screenshots, and keywords
Generate signing keys for both platforms
Submit the app for review on Play Store and App Store
Wait for approval and release the app to users
Q5. Write a program to check if a number is prime.
Program to check if a number is prime
Iterate from 2 to square root of the number and check for divisibility
If the number is divisible by any number other than 1 and itself, it is not prime
Return true if the number is prime, false otherwise
Q6. Difference between packages and plugins.
Packages are collections of Dart code that provide functionality, while plugins are platform-specific code that interacts with native code.
Packages are written in Dart and can be used across different platforms.
Plugins are platform-specific and interact with native code for functionalities like accessing device hardware.
Examples of packages include http, shared_preferences, while examples of plugins include camera, location.
Packages are usually published on pub.dev, while plu...read more
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