Aaseya IT Services Pega Developer Interview Questions and Answers

We can easily pass the test cases

Q1. OOPS, Exception Handling, Collections, Arrays, Strings
Add your answer
Q2. What is Interface
Ans. 
Interface in Java is a reference type, similar to a class, that can contain only constants, method signatures, default methods, static methods, and nested types.
• Interfaces are used to define a contract for classes that implement them.

• Classes can implement multiple interfaces in Java.

• Interfaces cannot have instance fields, constructors, or non-static methods.

• Example: interface Shape { void draw(); }

• Example: class Circle...read more
Answered by AI
Add your answer
Q3. What is Abstractin
Ans. 
Abstraction is a concept in object-oriented programming where only relevant data is shown to the user while hiding unnecessary details.
• Abstraction helps in simplifying complex systems by only showing essential features.

• It allows for creating abstract classes and interfaces in Java.

• Example: In a car, the driver only needs to know how to drive it without understanding the internal workings of the engine.
Answered by AI
Add your answer
Q4. Explain about Exception and Exception handling
Ans. 
Exceptions are unexpected events that disrupt the normal flow of a program. Exception handling is the process of dealing with these events.
• Exceptions are objects that represent an abnormal condition or error in a program.

• Exception handling allows developers to gracefully handle errors and prevent the program from crashing.

• Java provides try-catch blocks for handling exceptions. The try block contains the code that may t...read more
Answered by AI
Add your answer
Q5. Explain Arrays and Strinds
Ans. 
Arrays are a collection of elements of the same data type, while Strings are a sequence of characters.
• Arrays can store multiple values of the same data type, accessed by index.

• Strings are immutable sequences of characters, can be manipulated using various methods.

• Example: int[] numbers = {1, 2, 3}; String name = "John";
Answered by AI
Add your answer

Q1. SDLC process and how it is implemented in project
Add your answer
Q2. About projects, it's Objective, the role I have worked, output
Add your answer
Q3. Data structure, DBMS concepts
Add your answer

Acl related questions

Q1. Scenario based questions
Add your answer

Q1. Explain React life cycle
Ans. 
React life cycle refers to the series of methods that are invoked in the process of creating, updating, and destroying components.
• Mounting phase: constructor, render, componentDidMount

• Updating phase: render, componentDidUpdate

• Unmounting phase: componentWillUnmount
Answered by AI
Add your answer
Q2. Design a online calculator app
Ans. 
An online calculator app that allows users to perform basic arithmetic operations.
• Include buttons for numbers 0-9 and operators like +, -, *, /

• Implement functionality for clearing input, calculating result, and displaying history

• Consider adding advanced features like memory functions or scientific calculator mode
Answered by AI
Add your answer

Q1. All the basics of oops and web development in both java and dot net.
Add your answer
Q2. Database questionsnrelated to index and join queries
Add your answer

Q1. OOPS concepts of Java
Ans. 
OOPS concepts of Java include encapsulation, inheritance, polymorphism, and abstraction.
• Encapsulation: bundling data and methods within a class

• Inheritance: creating new classes from existing ones

• Polymorphism: using a single interface to represent multiple classes

• Abstraction: hiding implementation details and showing only necessary information
Answered by AI
Add your answer

Q1. Salary Expectations , why you are switching
Add your answer

JUST BASIC APPTITUDE , IF YOU ARE GOOD WITH BASICS THEN ITS GOOD

YOU SHJOULD KNOW INTERMEDIATE CODING

Q1. JUST BE CONFIDENT AT THAT TIME
Add your answer
Q2. DIDNT REEBER RIGHT NOW
Add your answer