You need to deploy a stateful application using Docker that requires persistent data storage. Which approach provides the best balance of performance and maintainability?
Anonymous Quiz
12%
Store all data inside the container
56%
Implement named volumes with a clear backup strategy
22%
Use bind mounts to the host filesystem
10%
Store all state in an external service outside Docker
❤2
How to copy a file from a docker container to the local system.
Anonymous Quiz
88%
$ sudo docker cp
4%
$ sudo docker cut
9%
$ sudo docker copy
❤1🍾1
Which command is used to view all Docker images stored on the local machine?
Anonymous Quiz
37%
docker ps -a
54%
docker images
4%
docker ls
6%
docker show images
❤1
How do you configure a persistent static route in Ubuntu?
Anonymous Quiz
78%
Edit '/etc/netplan/*.yaml' to add the route and apply changes with 'sudo netplan apply'
13%
Run 'route add-persistent'
5%
Type 'set-static-route'
4%
Use 'netcfg static-route'
👌3❤2
#Linux
Inside the Linux Kernel
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Inside the Linux Kernel
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Group:
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Channel:
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👌3🙏1
Which tool does OpenShift use for container orchestration?
Anonymous Quiz
29%
Docker Swarm
56%
Kubernetes
8%
Mesos
7%
Nomad
🤩2
Which command is used to configure a system as an NFS server in Ubuntu?
Anonymous Quiz
75%
Install 'nfs-kernel-server' and edit '/etc/exports' to configure shared directories
12%
Run 'nfs-setup'
3%
Type 'share-folder nfs'
10%
Use 'nfs-server-config'
👌2❤1
How can OpenShift administrators map Keycloak groups to OpenShift RBAC roles?
Anonymous Quiz
46%
Using RoleBinding mappings
33%
By setting up group claims in Keycloak
14%
Via LDAP integration
7%
With OAuth redirects
🤩3
What is the default termination grace period for a pod if `terminationGracePeriodSeconds` is not specified?
Anonymous Quiz
46%
30 seconds
32%
60 seconds
11%
90 seconds
11%
120 seconds
❤1
#Kubernetes
Kubernetes Pod Anatomy
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Kubernetes Pod Anatomy
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👏2❤1
How can you monitor Docker in production?
Anonymous Quiz
14%
You can use Docker tools such as Docker pin and docker file for monitoring
49%
You can use Docker tools such as Docker logs and docker plugins for monitoring
38%
You can use Docker tools such as Docker events and docker stats for monitoring
❤3
How do you copy an entire directory along with its contents in Ubuntu?
Anonymous Quiz
93%
Use 'cp -r /source/directory /destination/directory'
3%
Run 'copy-dir'
3%
Type 'dir-copy'
2%
Use 'copy-folder -all'
❤3😍1
What is the option to mention field separator for the command ‘cut’
Anonymous Quiz
31%
-f
33%
-c
26%
-d
9%
\0
❤7
How do you list all available disks and their partitions in Ubuntu?
Anonymous Quiz
83%
Use 'lsblk'
9%
Run 'list-disks'
6%
Type 'show-partitions'
2%
Use 'view-disks'
❤3
What does PVC stand for?
Anonymous Quiz
9%
Pod Volume Claim
34%
Persistent Volume Container
48%
Persistent Volume Claim
9%
Pod Volume Container
❤2
Which pod phase indicates that a pod has been created but no containers are running?
Anonymous Quiz
67%
Pending
10%
Running
17%
Succeeded
5%
Failed
❤2
When started for the first time, minikube requires Internet access. True or False?
Anonymous Quiz
75%
True
25%
False
Which command is used to check the disk usage of a specific directory in Ubuntu?
Anonymous Quiz
75%
Use 'du -sh /path/to/directory'
6%
Run 'diskusage /path'
4%
Type 'showdisk dir'
15%
Use 'df -dir /path'
How do you disable a user account in Ubuntu?
Anonymous Quiz
78%
Use 'sudo usermod -L username'
11%
Run 'disableuser username'
4%
Type 'lockaccount username'
7%
Use 'userdisable username'
Which command is used to view all Docker images stored on the local machine?
Anonymous Quiz
39%
docker ps -a
50%
docker images
6%
docker ls
5%
docker show images
❤2
How to kill a container?
Anonymous Quiz
10%
docker terminated <container_id>
80%
docker kill <container_id>
9%
$ docker --kill <container_id>