11:11 Systems Senior Devops Engineer Interview Questions and Answers

I have worked on Azure App Service, Azure Functions, and Azure DevOps.

• Azure App Service was used for hosting web applications and APIs.

• Azure Functions were used for serverless computing and event-driven scenarios.

• Azure DevOps was used for continuous integration and deployment.

• We used Azure DevOps to automate the deployment of our applications to Azure App Service and Azure Functions.

• We also used Azure DevOps for source...read more

K8s is a container orchestration platform that automates deployment, scaling, and management of containerized applications.

• K8s architecture consists of a master node and worker nodes.

• Master node manages the cluster state and schedules workloads on worker nodes.

• Worker nodes run the containers and communicate with the master node.

• K8s uses etcd for storing cluster state and API server for communication.

• K8s also has variou...read more

Node affinity and pod affinity are Kubernetes features that allow you to control the scheduling of pods on nodes.

• Node affinity is used to schedule pods on specific nodes based on labels or other node attributes.

• Pod affinity is used to schedule pods on nodes that already have pods with specific labels or attributes.

• Both features can be used to improve performance, reduce network latency, or ensure high availability.

• Exam...read more

Yes, I have exposure to PCI/DSS compliance.

• I have experience implementing security controls to meet PCI/DSS requirements.

• I have worked with teams to ensure compliance during audits.

• I am familiar with the 12 requirements of PCI/DSS and how to implement them.

• I have experience with tools such as vulnerability scanners and log management systems to ensure compliance.

• I have worked with payment gateways and understand the im...read more

Default inbound/outbound NSG rules when we deploy VM with NSG

• By default, all inbound traffic is blocked except for traffic that is explicitly allowed by a rule

• By default, all outbound traffic is allowed

• Inbound rules are evaluated before outbound rules

• Default rules can be modified or deleted as per requirement

I have experience with various monitoring tools and can set up monitors for infrastructure health, performance, and security.

• I have experience with tools like Nagios, Zabbix, and Prometheus.

• For infrastructure health, I set up monitors for CPU usage, memory usage, disk space, and network connectivity.

• For performance, I set up monitors for response time, throughput, and error rates.

• For security, I set up monitors for una...read more

Test connectivity to AKS app from Azure Front Door

• Create a test endpoint in AKS app

• Add the endpoint to Front Door backend pool

• Use Front Door probe feature to test endpoint connectivity

• Check Front Door health probes for successful connectivity