EPAM Systems Solution Architect Interview Questions and Answers

It was design Kata for logical solutioning

How portfolio management works for consolidating

Q1. Why does pega suggest not to have framework layer while designing application stack ?
Ans. 
Pega suggests not having a framework layer in the application stack to avoid unnecessary complexity and maintainability issues.
• Pega recommends a flat application stack to simplify the design and development process.

• Having a framework layer can introduce unnecessary complexity and increase the learning curve for developers.

• A flat application stack allows for easier maintenance and upgrades as there are no dependencies o...read more
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Q2. What are design pattern in case management?
Ans. 
Design patterns are reusable solutions to common problems in case management.
• Factory pattern for creating cases

• Singleton pattern for managing case data

• Observer pattern for notifying stakeholders of case updates

• Decorator pattern for adding additional functionality to cases

• Strategy pattern for selecting appropriate case handling strategies
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Q3. Why do we need Data Types
Ans. 
Data types are necessary for organizing and manipulating data in a structured manner.
• Data types define the type of data that can be stored in a variable or object

• They help in memory allocation and optimization

• They enable type checking and prevent errors

• Different data types have different properties and methods

• Examples of data types include integers, strings, booleans, arrays, and objects
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Q4. How to configure OKTA security for a connect rest method
Ans. 
Configure OKTA security for a connect rest method
• Create an OKTA account and configure the security settings

• Generate an API token in OKTA and use it in the REST method

• Add the OKTA authorization header to the REST request

• Test the REST method with OKTA authentication
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Q5. Difference between Job scheduler and queue processor
Ans. 
Job scheduler schedules jobs to run at specific times while queue processor processes jobs in a queue.
• Job scheduler is time-based while queue processor is event-based

• Job scheduler is used for scheduling tasks like backups, updates, etc.

• Queue processor is used for processing tasks like sending emails, processing orders, etc.

• Job scheduler can be used to trigger a queue processor to process a job

• Queue processor can handle...read more
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Q6. Similarity and difference between agents and job schedulers
Ans. 
Agents and job schedulers are both used for automation but have different functions.
• Agents are software components that perform tasks on behalf of a user or another program.

• Job schedulers are used to automate the execution of tasks at specific times or intervals.

• Agents can be used to monitor and manage systems, while job schedulers are used to automate repetitive tasks.

• Agents can be proactive in identifying and resolvi...read more
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Q1. Architecture question
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Q1. Scenario based architectural question
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Q1. Regular hr stuff
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Q1. Architecture, Enterprise, Design flow, Scenarios
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Q1. General HR questions and pay discussion
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