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I applied via Approached by Company and was interviewed in Dec 2023. There were 2 interview rounds.
The new keyword is used in C# to create an instance of a class or structure.
Used to instantiate objects in C#
Can be used with constructors to initialize object properties
Helps in creating instances of classes or structures
Interface defines only method signatures while abstract class can have method implementations.
Interface cannot have method implementations, only method signatures.
Abstract class can have method implementations and variables.
A class can implement multiple interfaces but can inherit only one abstract class.
Interfaces are used for defining contracts while abstract classes are used for code reusability.
The 'using' keyword is used in C# to ensure that an object is disposed of properly after use.
Automatically disposes of resources when they are no longer needed
Simplifies code by handling cleanup tasks
Example: using (var file = new FileStream("example.txt", FileMode.Open)) { // code here }
Pipes in Angular are used for transforming data in templates.
Pipes are used to format data before displaying it in the view
They can be used for currency, date, uppercase/lowercase transformations, etc.
Example: {{ birthday | date:'MM/dd/yyyy' }}
Dependency injection in Angular is a design pattern where components are given their dependencies rather than creating them.
Allows for easier testing and maintenance of code
Promotes reusability and modularity
Reduces tight coupling between components
Example: Injecting a service into a component constructor
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I applied via Naukri.com and was interviewed in Feb 2024. There was 1 interview round.
1 Hours aptitude test on hacker rank based on Aptitude question, Java, SQL
Wrapper class is a class that wraps around a primitive data type and provides additional functionality.
Wrapper classes in Java are used to convert primitive data types into objects.
They provide methods to access the value of the wrapped primitive type.
Examples include Integer, Double, Boolean, etc.
I applied via LinkedIn and was interviewed in Apr 2024. There were 2 interview rounds.
The self keyword in Python is a reference to the current instance of a class.
Self is the first parameter in the definition of instance methods within a class.
It is used to access variables and methods within the class.
Self is not a reserved keyword in Python, but it is a convention to use self as the first parameter in instance methods.
posted on 28 Jul 2023
I applied via campus placement at Galgotias College of Engineering and Technology, Greater Noida and was interviewed in Jun 2023. There were 5 interview rounds.
Topics consist of profit-loss, probability, permutation combination etc.
Coding question related to topics array and strings.
Java is a popular backend language, polymorphism allows objects to be treated as instances of their parent class, reverse string by iterating through characters.
Java is commonly used in backend development for its robustness and scalability.
Polymorphism in OOP allows objects to be treated as instances of their parent class, enabling flexibility and reusability.
To reverse a string, iterate through the characters from th...
posted on 16 May 2024
I applied via campus placement at P E S College of Engineering, Mandya and was interviewed before May 2023. There were 3 interview rounds.
Aptitude
Logically reasoning
Verbal
Use Set data structure to remove duplicate elements from the array.
Create a Set from the array to automatically remove duplicates.
Convert the Set back to an array to get the unique elements.
Example: const array = ['apple', 'banana', 'apple', 'orange'];
Example: const uniqueArray = [...new Set(array)];
posted on 24 Jul 2023
Basic logic test docker and AWS services like ECS, serverless, s3 and SQS
I applied via Campus Placement
Coding programming
posted on 21 Dec 2021
I was interviewed in Sep 2021.
Round duration - 30 minutes
Round difficulty - Medium
Basic questions from Operating System, Object Oriented Programming, DBMS, various tech stacks used in project. Be through with the basics of these subjects. Like in my case DDL and scheduling algorithms were asked.
Asked questions related on css,javascript and some sql queries. Interviewer was helpful. If one gives a answer that is not exactly correct, he provided me hints .
CPU scheduling algorithms
Various types of Database Languages
Find the second highest salary from employees table.
Tip 1 : Prepare OOPS and DBMS thoroughly(Meaning go through the basics. That was asked in my interview. Like DCL, Scheduling algorithms in DBMS).:
Tip 2 : Study your resume and projects as well. Questions from the tech stack used in projects are asked.
Tip 3 : One should know basics of data structures like tree, stack and maps
Tip 1 : Have some projects in your resume.
Tip 2 : Mention only those tech skills other than Algorithms and Data Structures that has been used in your projects and internships. As there will be questions from it and how it was used in projects.
I applied via Naukri.com and was interviewed before May 2021. There were 4 interview rounds.
3 coding program.
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