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I appeared for an interview in May 2024.
I applied via Naukri.com and was interviewed in Dec 2021. There were 4 interview rounds.
The aptitude test was comprising of questions related to qualitative and quantitative reasoning along with basic computer science questions and coding questions also.
Java has automatic memory management, so pointers are not needed.
Java has a garbage collector that automatically manages memory.
Pointers can lead to memory leaks and security vulnerabilities.
C and C++ are low-level languages that require manual memory management.
Access modifiers control the visibility and accessibility of class members.
Public: accessible from anywhere
Private: accessible only within the class
Protected: accessible within the class and its subclasses
Default: accessible within the same package
Polymorphism is the ability of an object to take on many forms.
Polymorphism allows objects of different classes to be treated as if they are of the same class.
It is achieved through method overriding and method overloading.
Examples include function overloading, operator overloading, and inheritance.
Polymorphism helps in achieving loose coupling and flexibility in code design.
I applied via Campus Placement and was interviewed in Jan 2021. There were 5 interview rounds.
Method overloading, constructor, and normalization are all concepts in software development.
Method overloading allows multiple methods with the same name but different parameters.
A constructor is a special method used to initialize objects.
Normalization is the process of organizing data in a database to reduce redundancy and improve efficiency.
Inheritance is a mechanism in OOP where a new class is derived from an existing class.
Types of inheritance: single, multiple, multilevel, hierarchical, hybrid
Single inheritance: A derived class inherits from a single base class
Multiple inheritance: A derived class inherits from multiple base classes
Multilevel inheritance: A derived class inherits from a base class, which in turn inherits from another base class
Hierarch...
I applied via Naukri.com and was interviewed in Sep 2020. There were 4 interview rounds.
HashMap is a data structure that stores key-value pairs and provides constant time complexity for basic operations.
HashMap allows quick access to values based on their keys
Keys must be unique and values can be duplicated
HashMap is not thread-safe and requires synchronization for concurrent access
Java's HashMap implementation uses hashing to distribute keys across buckets
I applied via Campus Placement and was interviewed in Jul 2022. There were 4 interview rounds.
It was done on hackerrank the first question was related to array and second was on linked list and last was on sql
I applied via Campus Placement and was interviewed in Oct 2024. There were 3 interview rounds.
They asked some general Quantitative and logical questions and code snippets.
posted on 6 Apr 2024
Spring boot java 30 min
Java angular spring boot one hour
posted on 24 Nov 2024
2 coding question, 20 aptitude questions and english questions in 90 minutes
based on 1 interview
Interview experience
based on 2 reviews
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