Kubernetes cluster data is stored in which of the following?
Anonymous Quiz
16%
Kube-apiserver
11%
Kubelet
67%
Etcd
7%
None of the above
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Which of the following command can give documentation of a command?
Anonymous Quiz
70%
man
6%
info
10%
doc
3%
show
10%
help
👌1
Which of the following best describes the purpose of oc set image in OpenShift?
Anonymous Quiz
72%
To modify the image of a DeploymentConfig or pod
20%
To create a new ImageStream
4%
To scale an application horizontally
4%
To expose a pod to external traffic
😍1
How do you configure Ubuntu to forward logs to a remote syslog server?
Anonymous Quiz
89%
Edit '/etc/rsyslog.conf' to include '@@remote_syslog_server'
3%
Run 'logforward setup'
6%
Type 'syslog remote config'
2%
Use 'rsyslog send'
❤2
You need to change the permissions of a file to allow read, write, and execute for the owner, and only read for others on a Linux server. Which command should you use for this task?
Anonymous Quiz
90%
chmod 751
8%
chown
1%
perm
1%
permissions
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What do you mean by Node Controller?
Anonymous Quiz
92%
Node controller are the group of services which were running in the Kubernetes Master
8%
Node controller are the group of services which were running in the Kubernetes Swarm
You need to implement a database container for a production application. Which approach would provide the best reliability and data safety?
Anonymous Quiz
19%
Run the database in a container with the default configuration
77%
Implement orchestrated containers with data persistence, backups, and proper shutdown handling
1%
Store all database files inside the container
3%
Restart the database container automatically when it fails
❤3
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❤2
Which command is used to benchmark disk I/O performance in Ubuntu?
Anonymous Quiz
73%
Use 'sudo hdparm -tT /dev/sdX'
14%
Run 'disk-benchmark'
7%
Type 'io-benchmark test'
6%
Use 'check-io-speed'
👌1
How do you display running processes with detailed information in Ubuntu?
Anonymous Quiz
86%
Use 'ps aux'
11%
Run 'showproc -all'
2%
Type 'procview detail'
0%
Use 'displayproc'
❤1
How do you limit CPU usage of a specific process in Ubuntu?
Anonymous Quiz
81%
Use 'cpulimit -p PID -l percentage'
7%
Run 'limitcpu PID'
9%
Type 'cpumax set PID'
3%
Use 'resourcemgr cpu'
❤2
Which command will you use to update a Kubernetes deployment?
Anonymous Quiz
47%
kubectl setimage deployment/Deployment tomcat = tomcat:6.0
38%
kubectl --setimage deployment/Deployment tomcat = tomcat:6.0
15%
kubectl setimage deploy/Deployment tomcat = tomcat:6.0
❤2
Which command is used to display the routing table in Ubuntu?
Anonymous Quiz
78%
Use 'route -n'
8%
Run 'netroutes'
13%
Type 'routeshow'
1%
Use 'netview'
👌2
You are troubleshooting a Docker container that is failing to start due to a port conflict. What steps can you take to resolve this issue?
Anonymous Quiz
60%
Check if another container is using the same port
25%
Change the port mapping in the Dockerfile
12%
Use a different host port for the container
3%
Stop and remove the conflicting container
👌3
While starting minikube, a configuration file, gets created by default inside what directory on Linux?
Anonymous Quiz
16%
/tmp
75%
/home/user/.kube
5%
/root
4%
/home/user
👌3❤1
aws_1763417007.pdf
1.3 MB
#AWS
AWS Troubleshooting Guide
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Mastering_Linux_From_Zero_to_Production_1763417109.pdf
5 MB
#Linux
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Networking_for_Devops_1745421082.pdf
5.5 MB
#Network
Network for DevOps engineers
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