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Java is a high-level programming language known for its platform independence and object-oriented features.
Java is a class-based, object-oriented programming language.
It is designed to have as few implementation dependencies as possible, making it highly portable.
Java applications are typically compiled to bytecode that can run on any Java virtual machine (JVM).
4 types of piler in oops are JIT compiler, AOT compiler, JIT interpreter, and AOT interpreter.
JIT compiler - Just-In-Time compiler that compiles code during runtime for improved performance.
AOT compiler - Ahead-Of-Time compiler that compiles code before runtime for faster execution.
JIT interpreter - Just-In-Time interpreter that interprets code during runtime without prior compilation.
AOT interpreter - Ahead-Of-Time in...
I applied via Walk-in and was interviewed in Sep 2023. There were 3 interview rounds.
Basic codes were given palindrome no,array,even and odd no,factorial.
There are 6 codes we have solve minimum 4.It is pen paper based.
Top trending discussions
I applied via Referral and was interviewed in Jul 2024. There were 3 interview rounds.
SQL- 1 departments with no users
2 dept_id and their respective no. of users
DSA1: Most frequent no. in an array
DSA2: Zero Sum subarray exists
I was interviewed in Oct 2024.
Explain about DSA and its example in realtime.
I applied via LinkedIn and was interviewed in Apr 2024. There was 1 interview round.
Html,Css, javascript,php, front-end etc
I applied via Coding ninjas and was interviewed before Nov 2023. There were 3 interview rounds.
Pizza restaurant website
OOPS concepts refer to Object-Oriented Programming principles like 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 implementation detail
PDO stands for PHP Data Objects, a database access layer providing a uniform method of access to multiple databases.
PDO is a PHP extension that provides a data-access abstraction layer.
It supports multiple database systems like MySQL, PostgreSQL, SQLite, etc.
PDO helps prevent SQL injection attacks by using prepared statements.
It allows for error handling and supports transactions.
Example: $pdo = new PDO('mysql:host=loc...
Basic Aptitude test
Coding Round is little tough.
I applied via campus placement at Netaji Subhas Institute of Technology (NSIT) and was interviewed in Aug 2022. There were 4 interview rounds.
2 coding questions with aptitude question(logical aptitude and quantitative aptitude)
This was a Machine Coding. We need to design a system and then they will check our design by running test cases. It was 2.5 hrs long.
I applied via Approached by Company and was interviewed before Mar 2023. There were 3 interview rounds.
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