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OOP stands for Object-Oriented Programming, a programming paradigm based on the concept of objects.
OOP focuses on creating objects that contain data and methods to manipulate that data.
Encapsulation: Objects hide their internal state and require interaction through methods.
Inheritance: Objects can inherit attributes and methods from other objects.
Polymorphism: Objects can take on different forms or have different behav...
Collection is the process of systematically gathering and organizing information or objects.
Collection involves gathering data or items in an organized manner
It can include physical objects, documents, or digital information
Collections can be curated for specific purposes, such as a museum collection or a database of customer information
I applied via Naukri.com and was interviewed in Jun 2020. There were 4 interview rounds.
React has three main phases in its lifecycle: mounting, updating, and unmounting.
Mounting: when a component is created and inserted into the DOM
Updating: when a component is updated due to changes in props or state
Unmounting: when a component is removed from the DOM
Lifecycle methods can be used to perform actions at each phase, such as componentDidMount() or componentWillUnmount()
React also has error handling methods,
Strict mode is a way to write secure and optimized JavaScript code.
Enables catching of silent errors
Disallows duplicate property names or parameters
Prevents use of undeclared variables
Makes `eval()` safer to use
Throws errors on invalid usage of `this` keyword
CURD operations along with implementation of a mock UI
OOPs concepts are fundamental principles in object-oriented programming, including inheritance, encapsulation, polymorphism, and abstraction.
Inheritance: Allows a class to inherit properties and behavior from another class.
Encapsulation: Bundling data and methods that operate on the data into a single unit.
Polymorphism: Ability to present the same interface for different data types.
Abstraction: Hiding the complex imple...
I applied via Campus Placement and was interviewed in Mar 2023. There were 4 interview rounds.
Aptitude Test with 1 coding question and 8 other aptitude questions
posted on 16 Dec 2024
It was a Basic Aptitude Test
We were asked to do Sorting, SQL queries (join)
I am a passionate software engineer with 5 years of experience in developing web applications using various technologies.
5 years of experience in software development
Proficient in developing web applications
Skilled in using various technologies such as Java, JavaScript, and SQL
posted on 4 Jul 2024
I applied via Referral and was interviewed in Jan 2024. There were 3 interview rounds.
Normal 3 leetcode medium questions
Machine coding round to design tail -f
I applied via Campus Placement and was interviewed in Sep 2024. There were 2 interview rounds.
MCQ based Questions from topics of DSA , web development
based on 2 interviews
Interview experience
based on 2 reviews
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