RMSI Software Engineer Interview Questions and Answers

Q1. What is Event Loop In NodeJS?
Ans. 
Event Loop in NodeJS is a mechanism that allows NodeJS to perform non-blocking I/O operations by offloading operations to the system kernel.
• Event Loop is responsible for handling asynchronous operations in NodeJS.

• It allows NodeJS to perform multiple operations concurrently without blocking the execution.

• Event Loop continuously checks the event queue for any pending tasks and executes them in a non-blocking manner.

• Examp...read more
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Q2. What is Cluster ?
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A cluster is a group of interconnected computers that work together to perform a task or provide a service.
• Clusters are used to improve performance, scalability, and availability of applications.

• They can be categorized into different types such as high availability clusters, load balancing clusters, and parallel processing clusters.

• Examples of clusters include Hadoop clusters for big data processing and Kubernetes clus
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Implement TODO List with ReactJS

Q1. Oops concepts,interface and abstract class
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Q1. What is Threading
Ans. 
Threading is a programming technique that allows multiple tasks to run concurrently within a single process.
• Threading allows for parallel execution of tasks within a program.

• Threads share the same memory space, allowing for efficient communication between tasks.

• Examples of threading include creating separate threads for handling user input and updating the UI in a GUI application.
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Q2. Define Opps concept
Ans. 
OOPs concept stands for Object-Oriented Programming concepts which include principles like inheritance, encapsulation, polymorphism, and abstraction.
• Inheritance: Allows a class to inherit properties and behavior from another class.

• Encapsulation: Bundling data and methods that operate on the data into a single unit.

• Polymorphism: Ability to present the same interface for different data types.

• Abstraction: Hiding the compl...read more
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Q3. Solid Pronciples
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Q4. Design Patterns
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Q1. ,What is your expected salary
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Q1. Write a program given String s="rao2022"; Integer int=22,Add two numbers and print result on output A)String s1=s.replaceall("[a-z]",""); Int a=Integer.parseint(s1); Int result=a+b; System.out.println(resu...read more
Ans. 
A program to add two numbers and print the result given a string and an integer
• Extract the integer from the string using regex

• Parse the extracted integer and add it to the given integer

• Print the result on the output
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Q2. Write a program to remove duplicate in drop-down
Ans. 
Program to remove duplicates in a drop-down
• Create a list to store unique values

• Loop through the drop-down options

• Check if the option is already in the list

• If not, add it to the list

• Update the drop-down options with the unique values
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Q3. What is regression testing A) Checking the application whether there is any impact on existing application due to add/delete of feature is called regression testing.
Ans. 
Regression testing is the process of testing changes made to an application to ensure that existing functionality still works as expected.
• It involves re-executing test cases that have been previously run to ensure that changes made to the application have not introduced new bugs or broken existing functionality.

• Regression testing is typically performed after a new feature or bug fix has been implemented.

• It can be done ...read more
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Q4. What is the difference between regression vs Impact testing
Ans. 
Regression testing checks if changes in code affect existing functionality, while impact testing checks the effect of changes on related components.
• Regression testing ensures that changes in code do not affect existing functionality

• Impact testing checks the effect of changes on related components

• Regression testing is focused on testing the same functionality repeatedly

• Impact testing is focused on testing the impact of ...read more
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The Test was in 4 sections - Quantitative, Logical, Verbal and Coding.
There were 2 coding questions - one was compulsory and other one was an optional to increase your score (Do the optional one also).

Q1. About 38 were selected for Technical Interview. the interviewer was very polite.
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Q2. Tell me about yourself?
Ans. 
I am a software engineer with experience in developing and maintaining software applications.
• I have a strong background in programming languages such as Java, C++, and Python.

• I have worked on various projects, including developing web applications and implementing database systems.

• I am skilled in problem-solving and debugging, ensuring efficient and reliable software solutions.

• I am familiar with agile development metho...read more
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Q3. Questions on OOPS was asked
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Q4. Asked about testing and its types
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Q5. Asked logical questions and puzzles
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Q6. What is better Developement or Testing?
Ans. 
Both development and testing are equally important for delivering quality software.
• Development and testing are two sides of the same coin.

• Development creates the software while testing ensures its quality.

• Testing helps identify and fix bugs, improving the overall quality of the software.

• Without testing, software can have critical bugs that can lead to disastrous consequences.

• Both development and testing require differe...read more
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Q1. Tell me about yourself
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I am a software engineer with experience in developing web applications and a strong background in Java and JavaScript.
• Experienced software engineer

• Specialize in web application development

• Proficient in Java and JavaScript

• Strong problem-solving skills

• Excellent communication and teamwork abilities
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Q2. Where do you see yourself in 5 years?
Ans. 
In 5 years, I see myself as a senior software engineer leading a team, working on cutting-edge technologies and making a significant impact in the industry.
• Leading a team of software engineers

• Working on cutting-edge technologies

• Making a significant impact in the industry

• Continuously learning and growing professionally
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Q3. Are you willing to relocate?
Ans. 
Yes, I am willing to relocate for the Software Engineer position.
• I am open to moving to a new location for the right opportunity.

• I understand that relocation may be necessary for career growth.

• I am excited about the possibility of experiencing a new city or country.

• I am prepared to adapt to a new environment and build a new network.
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Q4. What do you know about the company?
Ans. 
The company is a leading software development firm specializing in creating innovative solutions for various industries.
• The company has been in operation for over 10 years.

• They have a strong focus on research and development.

• They have a diverse portfolio of clients from different sectors.

• The company values collaboration and teamwork.

• They have won several industry awards for their software products.
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Q5. Questions based on Resume.
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Q1. There is good to provide training
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Q1. Microservice concept spring boot and Multithreding
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Q2. Basic of java oops collection spring boot annotations
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