HCL Group AWS Solution Architect Interview Questions and Answers

Q1. Technical round in the interview
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Q2. How we solve the hosting problem
Ans. 
We solve the hosting problem by leveraging AWS's scalable and flexible cloud infrastructure.
• We can use EC2 instances for hosting applications and websites

• We can use S3 for hosting static content like images and videos

• We can use Elastic Beanstalk for deploying and managing web applications

• We can use Lambda for serverless computing

• We can use RDS for hosting databases

• We can use CloudFront for content delivery and caching

• W...read more
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Q1. Jenkins devops tools sonar nexus
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Q2. Aws cli questions python questions
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Q3. Kubernetes pod creation teplicatset events in kubernetes ingress controller
Ans. 
Kubernetes pod creation and replicaset events in Kubernetes Ingress controller.
• Pod creation involves defining a pod specification in a YAML file and using 'kubectl create' command to create the pod.

• Replicaset events can be monitored using 'kubectl describe replicaset' command to check for events related to the replicaset.

• Ingress controller manages external access to services in a Kubernetes cluster by routing traffic b...read more
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Q1. Jenkins job creation image in docker
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Creating a Jenkins job using an image in Docker
• Create a Dockerfile with necessary configurations for Jenkins job

• Build a Docker image using the Dockerfile

• Run a Jenkins container using the Docker image

• Configure Jenkins job to use the Docker image as the build environment
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Q2. Pod creation servers creation docker login
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Q3. Hakkakbankaklananbakakanannala
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Q1. Technical interview. mostly from resume. projects worked on? tools used. python coding sql questions
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Q1. How do you see in 5 years. cultural fit.
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English technical questions

Q1. Sales Stage Question answer
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Q2. SS01 to SS06 explained
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Q1. What are this aws
Ans. 
AWS (Amazon Web Services) is a cloud computing platform that offers a wide range of services for businesses and individuals.
• Provides services such as computing power, storage, databases, machine learning, and more

• Allows users to scale resources up or down based on demand

• Offers a pay-as-you-go pricing model

• Popular services include EC2 (Elastic Compute Cloud), S3 (Simple Storage Service), and RDS (Relational Database Ser
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Q2. What are the cloud providers
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Cloud providers are companies that offer cloud computing services, allowing users to access and store data and applications on remote servers.
• Amazon Web Services (AWS)

• Microsoft Azure

• Google Cloud Platform

• IBM Cloud

• Oracle Cloud
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What are the tools on devops

Q1. Who was first used on aws
Ans. 
The first service used on AWS was Amazon Elastic Compute Cloud (EC2).
• Amazon EC2 was launched in 2006 as one of the first services offered by AWS.

• It allows users to rent virtual servers on which to run their own applications.

• EC2 provides scalable computing capacity in the cloud.

• Many other AWS services, such as S3 and RDS, rely on EC2 instances for their functionality.
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Q2. Netflix company
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Q1. What are the cloud computing models
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Cloud computing models include SaaS, PaaS, and IaaS.
• Software as a Service (SaaS) - applications hosted on cloud and accessed via web browser (e.g. Gmail)

• Platform as a Service (PaaS) - platform and tools provided to develop, test, and deploy applications (e.g. AWS Elastic Beanstalk)

• Infrastructure as a Service (IaaS) - virtualized computing resources like servers, storage, and networking (e.g. AWS EC2)
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Q1. Architecture of current project
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The current project follows a microservices architecture.
• The project is divided into multiple small services that communicate with each other through APIs.

• Each service is responsible for a specific functionality.

• The architecture is designed to be scalable and resilient.

• We are using Docker containers to deploy and manage the services.

• We are also using Kubernetes for orchestration and scaling.

• The project is built using J
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Q2. Overall understanding of current tech stack.
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Q1. How you provision EC2 instances, SG, etc thru Cloud Formation
Ans. 
I use CloudFormation templates to provision EC2 instances and security groups.
• Create a CloudFormation template with the necessary resources

• Specify the instance type, AMI, and other details in the template

• Define the security group rules in the template

• Use the AWS CLI or console to deploy the CloudFormation stack
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Q2. AWS Code Commit, Lambda functions, ECS, EMR related questions
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Q3. RDS SQL Management questions, S3 bucket policy management.
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Q4. Code pipeline, Docker and DevOps concepts
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Q1. About the work experience, in-depth technical questions and procedures, completed projects and relavance to the job
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Q1. What are your salary expectations?
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Q2. Share details of your previous job.
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Q3. Why are you looking for a change?
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Q4. Tell me about yourself.
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Q1. Difference Between classic folder and Modern folder?
Ans. 
Classic folders are traditional file storage structures, while modern folders are enhanced with additional features and capabilities.
• Classic folders follow a hierarchical structure, with subfolders and files organized in a tree-like format.

• Modern folders often include metadata, tags, and other attributes to enhance search and organization.

• Classic folders rely on manual organization and navigation, while modern folders ...read more
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Q2. Difference between named user and concurrent user license?
Ans. 
Named user license is assigned to a specific individual while concurrent user license is shared among multiple users.
• Named user license is assigned to a specific individual and cannot be shared with others.

• Concurrent user license is shared among multiple users and can be used by any user at any time, as long as the maximum number of users is not exceeded.

• Named user license is typically more expensive than concurrent us...read more
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Q3. How orchestrator is installed?
Ans. 
Orchestrator can be installed on-premises or in the cloud using the UiPath Platform Installer.
• Download and run the UiPath Platform Installer

• Select the Orchestrator option

• Choose the installation type (on-premises or cloud)

• Follow the installation wizard prompts

• Configure Orchestrator settings after installation
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Q4. Syntax of Lambda function to filter data?
Ans. 
Lambda function syntax for filtering data in an array of strings.
• Use the filter() method with a lambda function as the argument.

• The lambda function should return a boolean value based on the condition to filter.

• Syntax: array.filter(lambda_function)

• Example: ['apple', 'banana', 'cherry'].filter(lambda x: 'a' in x)
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Q5. What are different types of Exception handling?
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Different types of Exception handling include try-catch, throw, throws, finally, and custom exceptions.
• try-catch block catches and handles exceptions

• throw keyword throws an exception explicitly

• throws keyword declares the exceptions that a method may throw

• finally block executes code after try-catch block

• Custom exceptions are user-defined exceptions
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Q6. What is Action centre?
Ans. 
Action Centre is a feature in Windows 10 that provides quick access to common settings and notifications.
• It can be accessed by clicking on the notification icon in the taskbar.

• It allows users to view and manage notifications from various apps.

• Users can also access quick settings such as Wi-Fi, Bluetooth, and airplane mode.

• It can be customized to show or hide specific quick actions.
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Q7. Have you ever worked on document understanding?
Ans. 
Yes, I have worked on document understanding.
• I have experience with natural language processing (NLP) techniques to extract information from unstructured documents.

• I have worked on developing algorithms to classify and extract data from documents such as invoices, receipts, and contracts.

• I have also used machine learning models to improve the accuracy of document understanding.

• One example of a project I worked on invol...read more
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Q8. How handwritten receipts can be handled from RPA?
Ans. 
Handwritten receipts can be handled from RPA using OCR technology.
• OCR technology can be used to extract text from handwritten receipts.

• The extracted text can be processed and entered into a database or accounting software.

• Machine learning algorithms can be used to improve the accuracy of OCR technology.

• Human validation may be required to ensure accuracy.

• OCR technology can also be used to extract data from other types o
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Q9. How API Works in Uipath?
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APIs in UiPath allow for integration with external systems and services.
• APIs can be used to retrieve data from external sources, such as databases or web services.

• APIs can also be used to send data to external systems, such as updating a CRM or sending an email.

• UiPath provides activities for working with REST and SOAP APIs.

• API keys and authentication may be required for accessing certain APIs.
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Q10. WHat is deserialize Json?
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Deserializing JSON means converting JSON data into a usable object in a programming language.
• Deserialization is the opposite of serialization.

• It involves parsing JSON data and mapping it to a class or object in a programming language.

• Deserialization is commonly used in web applications to receive and process JSON data from APIs.

• Examples of programming languages that support JSON deserialization include Java, Python, an
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Q11. What is Dispatcher and Performer?
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Dispatcher and Performer are components of UiPath's Robotic Process Automation (RPA) platform.
• Dispatcher is responsible for managing the queue of work items and assigning them to the Performer.

• Performer executes the assigned work items and updates the status back to the Dispatcher.

• Dispatcher and Performer work together to automate business processes and increase efficiency.

• UiPath's RPA platform allows for easy configur...read more
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Q12. Best Practices used in RPA Projects?
Ans. 
Best practices for RPA projects include proper planning, testing, and documentation.
• Identify and prioritize processes for automation

• Ensure proper security measures are in place

• Conduct thorough testing and validation

• Document processes and maintain version control

• Provide proper training and support for end-users
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Q13. What statuses are available in queue.
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Various statuses can be available in a queue depending on the system.
• Pending

• In Progress

• On Hold

• Completed

• Cancelled
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