Seclore Devops Engineer Interview Questions and Answers

Q1. They discuss what is what on internal part subjects
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Python sample coding test after asking some python scripts questions and discussing technical round

Q1. Around 40mnt technical round. the topic is Jenkins, git, docker, python, bash
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Q1. Manager round. manager discuss project details and my experience previous company
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Q1. Package discussion and company details
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Q1. Can you explain k8s architecture?,
Ans. 
K8s architecture is a container orchestration platform that manages containerized applications across a cluster of nodes.
• Master node controls the cluster and schedules workloads

• Worker nodes run containers and communicate with master node

• Etcd stores cluster configuration and state

• Pods are the smallest deployable units in Kubernetes

• Services provide networking and load balancing for pods
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Q2. Instead of Jenkins don't you use Gitlab?
Ans. 
Gitlab can be used as an alternative to Jenkins for CI/CD pipelines.
• Gitlab offers built-in CI/CD capabilities, similar to Jenkins.

• Gitlab provides a single platform for version control, CI/CD, and collaboration.

• Some organizations prefer Gitlab over Jenkins for its integrated features and ease of use.
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Q1. Git gitlab Jenkins docker nexus sonarqube tomcat ask about.
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Q1. Kubernetes architecture
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Q2. Readiness liveness probes
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Q1. Taints and tolerations
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Q2. Pod lifecycle, and Prometheus setup
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Q1. JENKINS And docker
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Q2. For bilingual profile Japanese language passage
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Q1. How to make call from one namespace t another in AKS environment
Ans. 
To make a call from one namespace to another in AKS environment, use the fully qualified domain name (FQDN) of the service.
• Use the FQDN of the service to make a call from one namespace to another in AKS environment

• The FQDN should include the namespace and service name, for example: myservice.mynamespace.svc.cluster.local

• Ensure that the service is exposed within the cluster and has a stable IP address

• Use the appropriate...read more
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Q2. How to divide AKS pods based on the load
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AKS pods can be divided based on load using horizontal pod autoscaling (HPA) and cluster autoscaler.
• Use HPA to automatically scale the number of replicas of a deployment based on CPU or memory usage.

• Use cluster autoscaler to add or remove nodes from the AKS cluster based on the demand.

• Use resource requests and limits to ensure that pods are scheduled on nodes with sufficient resources.

• Consider using node selectors or a...read more
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They will provide 10-20 aptitude questions and 10-20 coding outputs or flowchart related questions

They will give 5 coding questions, you can write in any programming language, irrespective of output they check how you are thinking and which logic you are using and efficiency of the code

In this round they will give bulk application programme no need to finish it but they will check your thought process and depth in oops concepts,

Q1. In this round they will ask technical questions, you have to explain use case with live examples
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Q2. What is static key word where can we use
Ans. 
The static keyword in Java is used to create variables and methods that belong to the class itself, rather than instances of the class.
• Static variables are shared among all instances of a class

• Static methods can be called without creating an instance of the class

• Static blocks are used to initialize static variables
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Q3. Why public static void main
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The public static void main method is the entry point for a Java program.
• public: Access modifier indicating that the method can be accessed from any other class.

• static: Indicates that the method belongs to the class itself, not an instance of the class.

• void: Indicates that the method does not return any value.

• main: The name of the method that serves as the entry point for the program.

• String[] args: An array of strings ...read more
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Q1. Will ask casual questions
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Q1. About kubernetes and it's ecosystem
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Q2. Architecture of k8s
Ans. 
Kubernetes (k8s) is an open-source container orchestration platform for automating deployment, scaling, and management of containerized applications.
• Kubernetes follows a master-slave architecture with a master node and multiple worker nodes.

• Master node components include API server, scheduler, controller manager, and etcd.

• Worker node components include kubelet, kube-proxy, and container runtime (e.g. Docker).

• Pods are t...read more
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About previous project work experience and how it's solving major challenges