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I applied via Approached by Company and was interviewed in Sep 2023. There were 4 interview rounds.
A constructor is a special method in a class that is automatically called when an instance of the class is created.
Constructors have the same name as the class they belong to.
They can be used to initialize the object's state or perform any necessary setup.
Constructors do not have a return type.
Example: public class Person { public Person() { // constructor code here } }
I applied via Naukri.com and was interviewed before Oct 2023. There was 1 interview round.
Backpropagation is a method used in neural networks to update the weights of the network by calculating the gradient of the loss function.
Backpropagation involves calculating the gradient of the loss function with respect to each weight in the network.
The gradients are then used to update the weights in the network in order to minimize the loss function.
This process is repeated iteratively until the network converges t...
Implementing convolution in C++
Use nested loops to iterate over the input and kernel matrices
Apply the convolution operation by multiplying corresponding elements and summing them up
Handle edge cases by padding the input matrix if necessary
Consider using libraries like OpenCV for optimized implementations
Persistent Systems interview questions for popular designations
Easy level leetcode with aptitude and mcqs on DBMS, OS, Networking, OOPs.
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I applied via Approached by Company and was interviewed in Dec 2023. There was 1 interview round.
Polymorphism is the ability of an object to take on many forms. Inheritance is the process of creating new classes from existing ones.
Polymorphism allows objects of different classes to be treated as objects of a common superclass.
Inheritance allows a class to inherit properties and methods from another class.
Polymorphism and inheritance are key concepts in object-oriented programming (OOP).
Example of polymorphism: A s...
Parameters considered while designing a system
Functional requirements
Performance requirements
Scalability
Security
Maintainability
Cost
User experience
Integration with existing systems
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The duration of Persistent Systems interview process can vary, but typically it takes about less than 2 weeks to complete.
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