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I applied via Naukri.com and was interviewed in Nov 2023. There were 3 interview rounds.
This interview happened on March 2024 for 3.6 year of experience person
They have given me 12 questions I solved most of them selected for round 2.
Singleton design pattern ensures a class has only one instance and provides a global point of access to it.
Singleton pattern restricts the instantiation of a class to one object.
Commonly used in scenarios where only one instance of a class is needed, such as database connections or thread pools.
Example: Logger class in a multi-threaded environment to ensure only one instance is used for logging.
I appeared for an interview before Aug 2016.
Profitability analysis in the credit cards business involves evaluating the financial performance and returns generated by credit card operations.
Profitability analysis helps assess the effectiveness of credit card strategies and identify areas for improvement.
Key metrics for profitability analysis include net interest margin, fee income, credit losses, and operating expenses.
Comparing profitability across different cu...
Certifications are not mandatory for software developers, but can add value to their resume.
Certifications in programming languages like Java, Python, C++
Certifications in software development methodologies like Agile, Scrum
Certifications in cloud computing platforms like AWS, Azure
Certifications in security like CISSP, CEH
Certifications in project management like PMP
Certifications in mobile app development like Androi
I applied via Referral and was interviewed in Jul 2023. There were 4 interview rounds.
String , Array ,Collection framework related questions.
Ecommerce site with Login,Review,AddToCart,Order features,Filter features.
I appeared for an interview in Jun 2023.
I applied via LinkedIn and was interviewed in Apr 2023. There were 3 interview rounds.
Todo application javascript todo app creation needs to submit
In Java, == compares memory addresses while .equals() compares the actual values of objects.
== compares memory addresses of objects
.equals() compares the actual values of objects
Use == for comparing primitive data types
Use .equals() for comparing objects like Strings
The '==' operator compares memory addresses of objects, while the .equals() method compares the content or value of objects.
Use '==' for comparing memory addresses of objects.
Use .equals() for comparing the content or value of objects.
Example: String str1 = new String("hello"); String str2 = new String("hello"); str1 == str2 will return false, but str1.equals(str2) will return true.
Java program to check if a number is prime
Create a function that takes an integer as input
Check if the number is less than 2, return false
Iterate from 2 to the square root of the number, check for divisibility
If the number is divisible by any number, return false
Otherwise, return true
A prime number is a number greater than 1 that can only be divided by 1 and itself.
Prime numbers are integers greater than 1
They have only two factors: 1 and the number itself
Examples of prime numbers: 2, 3, 5, 7, 11, 13
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Marpu Foundation
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