Docker Interview Questions and Answer Part – 16
Which of the following will upload a new stack to your Docker Cloud account? docker-cloud stack create docker-cloud.yml docker-cloud stack create -f docker-cloud.yml (Ans) docker-cloud stack create -f dockerfile docker…
Read more »Ansible Interview Questions and Answer – Part 10
How would you ensure your application is configured correctly for different types of tests? This is not possible. Create multiple configuration files for your application, one per type of test….
Read more »Ansible Interview Questions and Answer – Part 9
You can add groups inside of groups when: You add existing group names under a [groupname:children] definition (Ans) You cannot add groups within groups. You add existing group names under…
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Docker Interview Questions and Answer Part – 15
Which fundamental networking technology does the native (local) overlay driver leverage when creating multi-host container networks? VLAN Token Ring VXLAN (Ans) FCoE You need to create a singe container network…
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Docker Interview Questions and Answer Part – 14
What is the function of this command? docker search apache/ubuntu It will search your local Docker client environment for images related to either apache or ubuntu. It will search Docker…
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Docker Interview Questions and Answer Part – 13
Which of the following problems (not solved by hypervisor virtualization) do containers solve? Heterogeneous application management Network Function Virtualization (NFV) Software Defined Storage (SDS) Overheads incurred by the multiplicity of…
Read more »Ansible Interview Questions and Answer – Part 8
You can merge multiple inventory files to scale out. True False (Ans) A __ module may be pulled from repository at a future time. Bronze Core Deprecated (Ans) Extra The…
Read more »AWS Interview Questions and Answer Part – 35
Cloud Trail delivers logs to which of the following? S3 buckets and RedShift instances S3 buckets and EC2 instances S3 buckets and CloudWatch Logs groups (Ans) S3 buckets and RDS…
Read more »AWS Interview Questions and Answer Part – 34
Which of the following are you responsible for? Networking Data security (Ans) Storage Compute The root account can be restricted by permissions. False (Ans) True When a user is moved…
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Docker Interview Questions and Answer Part – 12
Which of the following flags tells the Swarm Manager process that it will be part of a highly available multi-manager configuration? –replicate –replication (Ans) –multi-manager –multi-master Which three scheduling strategies…
Read more »AWS Interview Questions and Answer Part – 33
To take advantage of the greatest number of features available in Active Directory while having Amazon responsible for the management of the operating system and underlying hardware, you should choose:…
Read more »AWS Interview Questions and Answer Part – 32
The best tool to identify excess access keys and passwords that have NOT been rotated recently is: Cloud Trail Trusted Advisor Amazon Inspector Access Advisor Credential Report (Ans) Which of…
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Docker Interview Questions and Answer Part – 11
Which of the following are the standard secured and unsecured Docker engine daemon ports? 2375 (unsecured), 2376 (secured) (Ans) 4000 (unsecured), 4001 (secured) 3375 (unsecured), 3376 (secured) 80 (unsecured), 443…
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Docker Interview Questions and Answer Part – 10
What is a dangling volume? The default volume for the container file system that’s unpacked from the image A volume that’s removed from a running container A volume that’s not…
Read more »AWS Interview Questions and Answer Part – 31
What is the definition of a managed policy? Custom policy controlled by the customer Deployed by the customer Created and maintained by AWS (Ans) Policies applied to users and groups…
Read more »AWS Interview Questions and Answer Part – 30
If resources at AWS have been created by a no other account, what feature can be enabled to share access to resources? Cross Account Access (Ans) Creating additional accounts for…
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Docker Interview Questions and Answer Part – 9
Where does the file system come from for a container? From a remote network share hosted through Hyper-V From the machine the container is started on From the image used…
Read more »AWS Interview Questions and Answer Part – 29
What security feature ensures no compromise of session keys during operation? Perfect forward secrecy (Ans) Sticky sessions Server order preference SSL offload When EBS volumes are created, who has access?…
Read more »AWS Interview Questions and Answer Part – 28
Security Groups are: Stateless – traffic strictly filtered Stateless – return traffic not allowed (Ans) Stateful – return traffic allowed Stateful – traffic strictly filtered Read replicas are synchronously replicated:…
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Docker Interview Questions and Answer Part – 8
The docker history command shows output similar to which of the following? Dockerfile (Ans) docker-compose.yml docker images docker layers docker ps What is a tag? A reference to a registry…
Read more »AWS Interview Questions and Answer Part – 27
What is one benefit of adding CDN services to a distributed cloud system? Lower latency for application users Better availability of static content All of the above (Ans) Less load…
Read more »AWS Interview Questions and Answer Part – 26
You can use the free tier for: 12 months (Ans) Free tier is always available 3 months 6 months One ECU is based on which generation of Intel processor? 2008…
Read more »AWS Interview Questions and Answer Part – 25
Which of the following is not an AWS security method? Active Directory Authentication (Ans) IAM Security Groups VPC AWS infrastructure is built in such a way that it will never…
Read more »AWS Interview Questions and Answer Part – 24
Database clients can connect to Redshift using ODBC and JDBC drivers for Postgres. True (Ans) False Cloudera Impala is included on EMR clusters by default. True False (Ans) EC2 stands…
Read more »Kubernetes Commands: kubectl get – Tutorials and Examples
kubectl get- Display one or many resources Prints a table of the most important information about the specified resources. You can filter the list using… A label selector and The…
Read more »Working with Kustomization.yaml and tutorials
Currently this blog is under progress. Please read following url meanwhile. https://github.com/kubernetes-sigs/kustomize https://github.com/kubernetes-sigs/kustomize/tree/master/examples/wordpress https://kubernetes.io/docs/tasks/manage-kubernetes-objects/kustomization/ https://levelup.gitconnected.com/kubernetes-change-base-yaml-config-for-different-environments-prod-test-6224bfb6cdd6 https://blog.scottlowe.org/2019/09/13/an-introduction-to-kustomize/ https://blog.stack-labs.com/code/kustomize-101/ Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have…
Read more »Kubernetes Commands: kubectl config – Tutorials and Examples
The kubectl command-line tool uses kubeconfig files(file named with – config) to find the information it needs to choose a cluster and communicate with the API server of a cluster….
Read more »Kubernetes Port requirement during Kubernetes Installing using kubeadm
Control-plane node(s) – required ports Protocol Direction Port Range Purpose Used By TCP Inbound 6443* Kubernetes API server All TCP Inbound 2379-2380 etcd server client API kube-apiserver, etcd TCP Inbound…
Read more »Kubeadm Errors: network plugin is not ready: cni config uninitialized
Error Message Solution Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday…
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