Which of the following are core Kubernetes objects?
Anonymous Quiz
74%
Pods, Services, Volumes
11%
Pods, Docker, Volumes
6%
Pods, Services, Droplets
9%
None of the mentioned
👍4❤2
How to define a service without a selector?
Anonymous Quiz
35%
Specify the external name
18%
Specify an endpoint with IP
24%
Address and port Just by specifying the IP address
23%
Specifying the label and api-version
❤4
How to list all the docker images pulled on the system with image details such as TAG/IMAGE ID/SIZE etc.
Anonymous Quiz
13%
$ docker img
26%
$ docker --images
60%
$ docker images
❤4👌1
Which command is used to audit file system changes in Ubuntu?
Anonymous Quiz
76%
Use 'auditctl -w /path/to/directory -p warx'
14%
Run 'audit-fs'
6%
Type 'watch-file-changes'
4%
Use 'set-audit directory'
❤4
Which command allows you to clear the swap memory in Ubuntu?
Anonymous Quiz
79%
Use 'sudo swapoff -a && sudo swapon -a'
15%
Run 'clearswap'
3%
Type 'reset-swap'
4%
Use 'swap-clear'
❤3👍2👏1
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How do you remove a user from a group in Ubuntu?
Anonymous Quiz
68%
Use 'sudo gpasswd -d username group_name'
15%
Run 'group-remove-user username'
11%
Type 'del-user-from-group'
7%
Use 'remove-user-group'
❤2👍1
How do you display a list of all open files and their associated processes in Ubuntu?
Anonymous Quiz
84%
Use 'lsof'
5%
Run 'openfiles'
5%
Type 'filelist'
6%
Use 'listopen'
❤4👍1🙏1
How do you analyze boot performance in Ubuntu to identify potential issues during startup?
Anonymous Quiz
68%
Use 'systemd-analyze blame'
18%
Run 'boot-check'
4%
Type 'analyze-startup'
11%
Use 'boot-performance monitor'
❤3
How do you forcefully stop a running service in Ubuntu?
Anonymous Quiz
88%
Use 'sudo systemctl stop service_name'
5%
Run 'service stop force'
1%
Type 'stop-service'
6%
Use 'sysctl force-stop'
👌3
Which command would you use to display events related to a specific pod?
Anonymous Quiz
46%
oc logs pod <pod-name> --events
27%
oc describe pod <pod-name>
19%
oc get events <pod-name>
8%
oc show events pod <pod-name>
👍3❤2👌1
If you want to trigger a manual rollout of an updated image for a DeploymentConfig, which command would you use?
Anonymous Quiz
52%
oc rollout latest <DeploymentConfig-name>
31%
oc apply rollout <DeploymentConfig-name>
10%
oc rollout start <DeploymentConfig-name>
8%
oc deploy <DeploymentConfig-name>
👍5❤1👌1
Terraform_1740521199.pdf
20.1 MB
#Terraform
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به همدیگه کمک کنیم و در نهایت
در کنار هم رشد کنیم.
Happy Persian new year
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Which command is used to monitor kernel logs in real-time in Ubuntu?
Anonymous Quiz
69%
Use 'dmesg -w'
17%
Run 'kernellog monitor'
11%
Type 'watchkernel'
3%
Use 'realtime-klog'
❤2👍1
How can a developer override environment variables in a running OpenShift container?
Anonymous Quiz
47%
By updating the container’s Dockerfile
7%
By editing the pod directly
26%
By using the oc set env command
21%
By modifying the ConfigMap only
❤2
You are logged in as a normal user and you see a file with 444(-r--r--r--) permission. Can you delete it with the `rm` command?
Anonymous Quiz
29%
We can't be certain, it depends on the permissions of the parent folder
10%
Yes, can delete it without a problem
56%
No, we don't have the proper permissions
5%
We can delete it only from the GUI but not from CLI.
❤4👍2
The answer is DNS (Domain Name System) - a crucial technology that translates human-readable domain names into IP addresses so computers can communicate.
How It Works
the IP address.
root server.
server (.com, net, etc.).
for the domain.
Why is DNS Important?🤔
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Azure_1742661297.pdf
8.2 MB
#Azure
A practical guide to Azure Devops
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Applications inside the containers accept configuration parameters in the form of environment variables. These variables can tell the app to listen on a specific port but you can't use a specific password.
Anonymous Quiz
66%
True
34%
False
❤4