GlobalLogic Interview Questions, Process, and Tips

Q1. Describe 5 non functional requirements
Ans. 
Non functional requirements are criteria that specify how a system should behave, rather than what it should do.
• Performance - system should respond within 2 seconds for all user interactions

• Scalability - system should be able to handle 1000 concurrent users

• Reliability - system should have a 99.99% uptime

• Security - system should encrypt all sensitive data

• Usability - system should have a user-friendly interface
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Q2. How will you improve performance of legacy app which has to work with your latest microservice.
Ans. 
Improve legacy app performance by optimizing code, implementing caching, and scaling resources.
• Optimize code by identifying and removing bottlenecks

• Implement caching to reduce database calls and improve response time

• Scale resources by using containers or serverless architecture

• Use asynchronous processing for long-running tasks

• Upgrade hardware or infrastructure if necessary
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Q1. Explain security in microservices
Ans. 
Security in microservices involves implementing authentication, authorization, encryption, and monitoring to protect data and services.
• Implement authentication and authorization mechanisms to control access to microservices.

• Use encryption to secure communication between microservices and external clients.

• Implement monitoring and logging to detect and respond to security incidents.

• Consider using API gateways for central...read more
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Q2. Describe microservices architecture for a wealth management app
Ans. 
Microservices architecture for a wealth management app involves breaking down the application into smaller, independent services.
• Each microservice focuses on a specific business function, such as client onboarding, portfolio management, or reporting.

• Services communicate through APIs, allowing for flexibility and scalability.

• Each microservice can be developed, deployed, and scaled independently, leading to faster develo...read more
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Easy to medium aptitude

GD on recent topics "ISRO"

Q1. Write a code for finding length of string
Ans. 
Code to find the length of a string in an array of strings
• Iterate through each string in the array and use the length property to find the length of each string

• Store the length of each string in a separate array or print it out directly
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Q1. How well do you work in a team
Ans. 
I work well in a team, collaborating effectively and communicating openly with team members.
• I have experience working in cross-functional teams on various projects

• I actively participate in team meetings and discussions

• I am able to listen to others' ideas and provide constructive feedback

• I am adaptable and willing to take on different roles within the team as needed
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Q1. Do not fall for these interviews, not worth your time
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Online Aptitude Test

Q1. React JS Questions
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Q2. Basic Javascript Questions
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Q1. Experience related questions
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Q2. Brief explanation on projects
Ans. 
I have worked on various projects ranging from e-commerce websites to interactive web applications.
• Developed responsive e-commerce website using HTML, CSS, and JavaScript

• Created interactive data visualization tool using D3.js library

• Implemented user authentication and authorization using React and Firebase
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Q1. Performance optimisation
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Q1. Lods,parameters
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Q1. Sql queries on analytical queries
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Q2. Different constraints and join methods
Ans. 
Different constraints and join methods in database queries
• Constraints in database queries ensure data integrity and enforce rules on data

• Join methods in database queries are used to combine rows from two or more tables based on a related column between them

• Examples of constraints include primary key, foreign key, unique key, and check constraints

• Examples of join methods include inner join, outer join (left, right, full
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It was mostly on sub queries.

Q1. Basics of ruby like difference between class and object, what is ORM, Some code on hash.
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