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Webkul Software
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I was interviewed in Sep 2024.
Coding test is based on patterns
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I applied via Campus Placement and was interviewed before Apr 2020. There were 5 interview rounds.
I applied via Naukri.com and was interviewed before Sep 2020. There were 3 interview rounds.
Difficulty level is medium
posted on 11 Jun 2024
Strings are immutable to ensure data integrity and security by preventing accidental or intentional modification.
Immutable strings prevent accidental changes to data
Enhances security by preventing data tampering
Allows for efficient memory management
Count the number of repeated words in a given string
Split the string into words using a delimiter like space
Create a hashmap to store word frequencies
Iterate through the words and update the hashmap accordingly
Count the number of words with frequency greater than 1
I applied via Referral and was interviewed in Jun 2024. There was 1 interview round.
Controller is a general term for a component that handles user requests, while a REST controller specifically handles RESTful requests.
Controller is a general term for a component that handles user requests in a web application
REST controller specifically handles RESTful requests, following the principles of REST architecture
REST controller typically returns data in JSON or XML format, while a regular controller may re
Print highest salary of an employee using coding
Create an array of employee salaries
Sort the array in descending order
Print the first element of the sorted array as the highest salary
JWT token is a JSON web token used for securely transmitting information between parties as a compact and self-contained way.
JWT stands for JSON Web Token
It consists of three parts: header, payload, and signature
It is commonly used for authentication and information exchange in web development
Microservices interact with each other through APIs, messaging queues, or event-driven architecture.
Use RESTful APIs for synchronous communication between microservices
Implement messaging queues like RabbitMQ or Kafka for asynchronous communication
Leverage event-driven architecture with tools like Apache Kafka or AWS SNS/SQS
Consider using service mesh like Istio for managing communication between microservices
Abstract class is a class that cannot be instantiated and may contain abstract methods.
Cannot be instantiated directly
May contain abstract methods that must be implemented by subclasses
Can have both abstract and non-abstract methods
Used for creating a template for other classes to inherit from
A subquery is a query nested within another query, and the LIKE operator is used in SQL to search for a specified pattern in a column.
A subquery is enclosed in parentheses and executed first before the main query.
The result of a subquery can be used in comparison with the main query's result.
The LIKE operator is used with the WHERE clause to search for a specified pattern in a column.
The LIKE operator allows for wildca...
I am a passionate software developer with experience in Java, Python, and web development.
Experienced in Java, Python, and web development technologies
Strong problem-solving skills and ability to work in a team
Completed multiple projects including a web-based inventory management system
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