BNP Paribas India Solutions Enterprise Architect Interview Questions and Answers

3 Tier Architecture is a client-server architecture consisting of presentation, application, and data tiers.

• Presentation tier: User interface layer that interacts with the user

• Application tier: Business logic layer that processes user requests

• Data tier: Database layer that stores and retrieves data

• Each tier can be developed and maintained independently

• Allows for scalability and flexibility

• Example: Web application with

A Landing Zone is a secure and well-architected environment for hosting cloud workloads.

• Define the scope and requirements of the Landing Zone

• Create a multi-account structure with AWS Organizations

• Implement security and compliance controls

• Automate the deployment of resources using AWS CloudFormation

• Use AWS Control Tower to simplify the setup process

Improve application performance by optimizing code, database, and server resources.

• Identify and fix code bottlenecks

• Optimize database queries and indexing

• Use caching and load balancing

• Upgrade server hardware and software

• Implement performance monitoring and testing

• Consider using a content delivery network (CDN)

The number of threads and how to handle them depends on the specific application and its requirements.

• The number of threads should be determined based on the workload and available resources.

• Threads can be handled using thread pools, which can limit the number of threads and manage their lifecycle.

• Synchronization mechanisms such as locks and semaphores can be used to ensure thread safety.

• Asynchronous programming can al...read more

Data loss prevention is a set of strategies and tools used to prevent sensitive data from being lost, stolen, or compromised.

• It involves identifying and classifying sensitive data

• Implementing policies and procedures to protect the data

• Monitoring and detecting potential data breaches

• Taking action to prevent or mitigate the impact of a breach

• Examples include encryption, access controls, and data backup and recovery

End to end solution design involves creating a comprehensive plan for a project from start to finish.

• Identify business requirements and goals

• Design architecture and infrastructure

• Select appropriate technologies and tools

• Create detailed project plan and timeline

• Collaborate with stakeholders and team members

• Test and validate solution before implementation