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I applied via Naukri.com
Java program to sort an array of strings
Use Arrays.sort() method to sort the array of strings
Import java.util.Arrays package
Example: String[] arr = {"apple", "banana", "orange"}; Arrays.sort(arr);
Collections in Java and Spring Boot are used to store and manipulate groups of objects.
Collections in Java are used to store multiple objects in a single unit.
Spring Boot provides support for managing collections through various data structures like List, Set, Map, etc.
Collections in Java and Spring Boot help in organizing and manipulating data efficiently.
Example: List
I applied via Campus Placement and was interviewed before Nov 2020. There was 1 interview round.
Program to calculate factorial
Use a loop to multiply the numbers from 1 to n
Handle edge cases like 0 and negative numbers
Use recursion for a more elegant solution
I applied via Recruitment Consulltant and was interviewed before Jan 2021. There were 2 interview rounds.
Python coding test
I applied via Naukri.com and was interviewed in Apr 2020. There was 1 interview round.
Synchronous means happening at the same time, while asynchronous means not happening at the same time.
Synchronous operations occur in real-time, while asynchronous operations can be delayed or queued.
Synchronous operations block the program until they are completed, while asynchronous operations allow the program to continue running.
Examples of synchronous operations include function calls and loops, while examples of ...
CTE and temp table usage in SQL
Use CTE for recursive queries and complex subqueries
Use temp tables for large data sets and complex queries
CTE is more efficient for small data sets
Temp tables can be indexed for faster performance
Consider the scope and lifespan of the data when choosing between CTE and temp table
I applied via Campus Placement
A constructor is a special method used to initialize objects in a class.
Constructors have the same name as the class they belong to.
They are called automatically when an object is created.
Constructors can have parameters to initialize object properties.
They can be overloaded to have multiple versions with different parameters.
Example: class Car { Car() { ... } }
Example: class Person { Person(String name) { ... } }
I applied via Naukri.com and was interviewed before Oct 2022. There were 5 interview rounds.
MCQ related Job description and some objectives types of questions
Coding round was full of problems
Group discussion was there in that ronund
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