Amazon Development Centre India Devops Engineer Interview Questions and Answers

They gave me an option to write a Python or Shell script(simple assessment). Asked about Kubernetes pods as to how they are created. Also a little about Terraform

Q1. Last experience of company
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Q1. What is ps command
Ans. 
ps command is a command-line utility in Unix-like operating systems for viewing information about running processes.
• Used to display information about currently running processes

• Can show process IDs, CPU and memory usage, and more

• Commonly used with options like -aux or -ef
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Q2. Can we create S3 buckets same on multi region
Ans. 
Yes, S3 buckets can be created in multiple regions.
• S3 buckets are global by default, meaning they can be accessed from any region.

• However, you can specify a region when creating a bucket to optimize latency and costs.

• You can also replicate data across regions using Cross-Region Replication (CRR).
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Q1. What is ansible
Ans. 
Ansible is an open-source automation tool used for configuration management, application deployment, and task automation.
• Ansible uses YAML syntax for writing playbooks which define the tasks to be executed on remote hosts.

• It does not require any agents to be installed on remote hosts, making it agentless.

• Ansible can be used for automating repetitive tasks like software installation, configuration, and updates.

• It suppor...read more
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Q2. How CI/CD Work and tell me the branching plan used for it
Ans. 
CI/CD is a software development practice that integrates continuous integration and continuous delivery/deployment.
• CI/CD automates the process of integrating code changes, testing them, and deploying them to production.

• Branching plan typically involves a main branch (e.g. master) for production-ready code, feature branches for new development, and release branches for preparing for deployment.

• Example: Feature branches ...read more
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A coding link is provided which has DSA related problems. Graph based problems are given

Q1. Scenario based questions were asked
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Q1. And experience and she asked about know AWS and linux CI/CD
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Q2. Current salary and expectations
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Q1. When we create a AWS instance I want to show public ip
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Q2. What is Terraform and why we used it
Ans. 
Terraform is an infrastructure as code tool used for building, changing, and versioning infrastructure safely and efficiently.
• Terraform allows for defining infrastructure in code using a declarative configuration language.

• It supports multiple cloud providers such as AWS, Azure, and Google Cloud Platform.

• Terraform helps in automating the provisioning of infrastructure, making it easier to manage and scale.

• It provides a ...read more
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Q3. Different between Terraform and ansible
Ans. 
Terraform is used for infrastructure provisioning and management, while Ansible is used for configuration management and automation.
• Terraform is used for defining and managing infrastructure as code, focusing on provisioning resources like virtual machines, networks, and storage.

• Ansible is used for configuration management and automation of software deployment, focusing on tasks like installing packages, configuring se...read more
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Q4. Can we create buckets same name toh same other account
Ans. 
No, bucket names must be unique across all AWS accounts.
• Bucket names must be globally unique.

• If a bucket with the same name already exists in another account, you cannot create a bucket with the same name.

• Each bucket name is DNS-compliant and must follow specific naming rules.
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Q5. What is Terraform 10k
Ans. 
Terraform 10k is a fictional term and does not have a specific meaning in the context of DevOps or infrastructure automation.
• Terraform 10k is not a real term used in the DevOps industry

• It may have been mistakenly referenced in the interview question

• Terraform is a popular infrastructure as code tool, but there is no version called 10k
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Q6. What is the field of fstab
Ans. 
fstab is a system configuration file in Unix-like operating systems that controls how filesystems are mounted.
• fstab stands for file system table

• It contains information about all available disk partitions and how they should be mounted

• It is located in /etc/fstab

• It specifies the file systems to be mounted at boot time
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Q7. What is use of fstab
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fstab is a configuration file in Unix-like operating systems that controls how file systems are mounted and managed.
• fstab stands for file system table.

• It is used to specify which file systems are mounted at boot time and other mount options.

• It contains information about partitions and storage devices.

• It is located at /etc/fstab in most Unix-like systems.

• Example: /dev/sda1 /mnt/data ext4 defaults 0 2
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Q8. Ansible module and details
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Q1. MCQ's on Networking,OS and basic programming
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Q1. Questions related to networking
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Q1. Question related to OS
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Q1. Some behavioral questions
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