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I applied via Approached by Company and was interviewed before Feb 2023. There were 2 interview rounds.
Abstract class is a class that cannot be instantiated and is used as a blueprint for other classes to inherit from.
Cannot be instantiated directly
Can have abstract methods that must be implemented by subclasses
Can have non-abstract methods as well
Sort a string array in alphabetical order
Use a sorting algorithm like quicksort or mergesort
Remember to compare strings using strcmp() function
Handle uppercase and lowercase letters properly
Java doesn't support multiple inheritance to avoid the diamond problem and maintain simplicity.
Java supports single inheritance to avoid ambiguity in method resolution.
Multiple inheritance can lead to the diamond problem where a class inherits from two classes that have a common ancestor.
Java uses interfaces to achieve multiple inheritance of type, allowing classes to implement multiple interfaces.
I applied via campus placement at MLR Institute of Technology, Hyderabad and was interviewed before Sep 2023. There were 4 interview rounds.
Coding and mcq questions
OOPS concepts refer to Object-Oriented Programming concepts like Inheritance, Polymorphism, Encapsulation, and Abstraction.
Inheritance: Allows a class to inherit properties and behavior from another class.
Polymorphism: Ability for objects of different classes to respond to the same method.
Encapsulation: Bundling data and methods that operate on the data into a single unit.
Abstraction: Hiding the complex implementation
I applied via Recruitment Consulltant and was interviewed in Nov 2022. There were 4 interview rounds.
IVY SOFTWARE DEVELOPMENT SERVICES interview questions for designations
I applied via Naukri.com and was interviewed before May 2022. There were 4 interview rounds.
Basic random questions
SQL and Python are fundamental skills for a software engineer.
SQL is used for managing relational databases and querying data.
Python is a popular programming language for data analysis, web development, and automation.
Python can be used to interact with SQL databases using libraries like SQLAlchemy and psycopg2.
Understanding SQL and Python can help with tasks like data manipulation, reporting, and automation.
Examples o...
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posted on 1 Jun 2024
I applied via Campus Placement
4 sections Quantitative Analysis, Programming Based (output analysis, error detection), Aptitude and ML Engineering ( activation functions, models etc basics)
I applied via Nextwave and was interviewed in Dec 2023. There were 3 interview rounds.
I got the opportunity through Nextwave. In the coding test I’m supposed to solve few aptitude questions and around 5-6 coding questions. Out of them 2 are of easy level ,2 are medium and 2 are of hard level.
I solved 2 easy, 1 medium and 1 hard problem.
posted on 31 Jan 2024
I applied via Campus Placement and was interviewed in Dec 2023. There were 3 interview rounds.
It's aptitude and coding test they asked questions related to data interpretation mostly.and one coding question easy one and two SQL questions I got on joins
Topic given by them you have two minutes to think and then discuss with group for 5 minutes. At the end they ask for conclusion from everyone there is group of eight students and they select two or three from them
Types of testing include unit testing, integration testing, system testing, acceptance testing, and regression testing.
Unit testing: Testing individual components or functions of the software.
Integration testing: Testing how different components work together.
System testing: Testing the entire system as a whole.
Acceptance testing: Testing to ensure the software meets the requirements.
Regression testing: Testing to ensu...
Whitebox testing is testing the internal logic of the software, while black box testing is testing the functionality without knowledge of the internal code.
Whitebox testing involves testing the internal structure, code paths, and algorithms of the software.
Black box testing involves testing the functionality, inputs, and outputs of the software without knowledge of the internal code.
Whitebox testing is typically done b...
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