Xyz Company Software Developer Interview Questions, Process, and Tips for Experienced

Q1. Intro your self
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Q2. Please tell me what is oops?
Ans. 
OOPs stands for Object-Oriented Programming. It is a programming paradigm based on the concept of objects, which can contain data and code.
• OOPs focuses on creating objects that interact with each other to solve a problem

• It involves concepts like classes, objects, inheritance, encapsulation, and polymorphism

• Example: In a banking system, a 'BankAccount' class can have objects like 'SavingsAccount' and 'CheckingAccount'
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Q3. What is stream api?
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Q4. How hasmap internally work
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HashMap internally uses an array of linked lists to store key-value pairs, with keys being hashed to determine the index in the array.
• HashMap uses hashing to determine the index of the key in the array.

• If multiple keys hash to the same index, a linked list is used to handle collisions.

• HashMap allows null keys and values.

• HashMap is not synchronized, use ConcurrentHashMap for thread-safe operations.
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Q5. How stream is differ between stream api
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Stream API is a feature in Java that allows processing collections of objects in a functional style.
• Stream API is used to process collections of objects in a functional style.

• Stream API provides a set of methods to perform operations on the elements of a collection.

• Stream API supports operations like filter, map, reduce, and collect.

• Stream API is part of the java.util.stream package in Java.
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1. online coding related to java and angular

Q1. Sprig boot life cycle
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Q2. Connect with database in springboot
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To connect with a database in Spring Boot, you can use Spring Data JPA or JDBC templates.
• Use Spring Data JPA for easy database access and mapping entities to tables

• Configure database connection properties in application.properties file

• Use @Repository annotation to mark the repository classes

• Example: @Repository interface UserRepository extends JpaRepository {}
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Q1. Salary expectation
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Q2. What is your notice period
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My notice period is 2 months.
• My notice period is 2 months

• I am required to give a 2 months notice before leaving my current position

• I need to work for 2 more months before I can leave
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30 mcqs question answer

Coding test and interview

Q1. Basic questions relates to coding
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