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I applied via Job Portal and was interviewed before Sep 2022. There were 4 interview rounds.
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One problem facing in the project is inefficient database queries slowing down application performance.
Database indexes may need to be optimized
Queries may need to be rewritten to be more efficient
Consider caching frequently accessed data
Linux is an open-source operating system kernel that serves as the foundation for various Linux distributions.
Linux is a Unix-like operating system kernel developed by Linus Torvalds in 1991.
It is open-source, meaning its source code is freely available for anyone to modify and distribute.
Linux distributions, such as Ubuntu, Fedora, and CentOS, package the Linux kernel with additional software to create a complete oper...
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I applied via Naukri.com and was interviewed before Jul 2021. There was 1 interview round.
Hashmap is a data structure that stores key-value pairs and provides constant time complexity for insertion, deletion, and retrieval.
Hashmap uses hashing function to map keys to indices in an array
Collisions can occur when two keys map to the same index, which can be resolved using separate chaining or open addressing
Java implementation: HashMap
Spring is a framework while Spring Boot is a tool that simplifies Spring application development.
Spring Boot provides auto-configuration and embedded servers.
Spring requires more configuration and setup.
Spring Boot is opinionated and follows 'convention over configuration'.
Spring Boot reduces boilerplate code.
Spring Boot is ideal for microservices and standalone applications.
The type of controller in Spring is @Controller and the type of annotations are @RequestMapping and @ResponseBody.
@Controller is used to mark a class as a Spring MVC controller.
@RequestMapping is used to map a URL to a method in a controller.
@ResponseBody is used to indicate that the return value of a method should be serialized and returned as the response body.
Junkins is not a known term in software engineering.
Junkins is not a term used in software engineering.
It is possible that the interviewer misspoke or meant to ask a different question.
It is important to clarify any confusion or misunderstandings during an interview.
I applied via Company Website and was interviewed in Feb 2021. There were 3 interview rounds.
I applied via Naukri.com and was interviewed in Dec 2020. There were 3 interview rounds.
I applied via Naukri.com and was interviewed in Apr 2021. There were 3 interview rounds.
I applied via Naukri.com and was interviewed in Dec 2020. There were 6 interview rounds.
I applied via Company Website and was interviewed before Jun 2020. There were 5 interview rounds.
I applied via Approached by Company and was interviewed before Jun 2021. There were 2 interview rounds.
Frameworks provide structure and pre-built components for software development, but can also limit flexibility and require learning curve.
Advantage: Provides structure and pre-built components for faster development
Advantage: Can improve code quality and maintainability
Disadvantage: Can limit flexibility and customization
Disadvantage: Requires learning curve and potential dependency issues
Example: ReactJS provides a fr...
Oops stands for Object-Oriented Programming. It is a programming paradigm that uses objects to represent real-world entities.
Advantages: code reusability, modularity, encapsulation, inheritance, polymorphism
Disadvantages: complexity, steep learning curve, performance overhead
Example: creating a class 'Car' with properties like 'make', 'model', and 'year', and methods like 'start_engine' and 'stop_engine'
I applied via Naukri.com and was interviewed before Oct 2019. There was 1 interview round.
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