Integra Micro Systems Android Developer Interview Questions and Answers

Q1. String program question like occurance of every character , reverse a sentence
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Q2. Comparable and comparator
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Q3. Array list implementation
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Array list implementation involves creating a dynamic list that can grow or shrink in size.
• Use ArrayList class in Java to create an array list of strings.

• ArrayList list = new ArrayList<>();

• Add elements to the list using list.add() method.

• list.add("Apple");

• Access elements using list.get() method.

• String fruit = list.get(0);

• Remove elements using list.remove() method.

• list.remove(0);
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Q4. Oops concepts from what is class to multi threading
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Object-oriented programming concepts from class to multi-threading in Android development.
• Class: blueprint for creating objects, encapsulates data and behavior (methods)

• Inheritance: allows a class to inherit properties and methods from another class

• Polymorphism: ability for objects to take on multiple forms

• Abstraction: hiding implementation details and showing only necessary features

• Encapsulation: bundling data and met...read more
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They give 25 applitude and 24 java mcq and one program from collection