Which of the following are core Kubernetes objects?
Anonymous Quiz
78%
Pods, Services, Volumes
6%
Pods, Docker, Volumes
6%
Pods, Services, Droplets
10%
None of the mentioned
❤3
How do you set up a PXE boot server in Ubuntu?
Anonymous Quiz
81%
Install 'dnsmasq' and configure '/etc/dnsmasq.conf' for PXE
12%
Run 'pxe-setup'
4%
Type 'netboot-config'
4%
Use 'pxeinit -network'
❤2
How do you add a new user in Ubuntu?
Anonymous Quiz
76%
Use 'sudo adduser username'
4%
Run 'createuser username'
0%
Type 'newuser username'
20%
Use 'useradd username'
❤1
Which command redirects both standard output and standard error to /dev/null?
Anonymous Quiz
79%
command > /dev/null 2>&1
8%
command 1> /dev/null
7%
command 2> /dev/null
6%
command | /dev/null
❤2
Which command allows you to check the status of all services managed by systemd?
Anonymous Quiz
92%
Use 'systemctl list-units --type=service'
3%
Run 'servicelist'
2%
Type 'listservices'
3%
Use 'show-services'
❤2
How do you configure a network interface with a static IP address using ifconfig in Ubuntu?
Anonymous Quiz
90%
Use 'sudo ifconfig eth0 IP_ADDRESS netmask NETMASK up'
4%
Run 'netset static'
5%
Type 'ifcfg static'
2%
Use 'netconfig -manual'
❤3
Which command is used to recover deleted files from an ext4 file system in Ubuntu?
Anonymous Quiz
81%
Use 'extundelete /dev/sdX --restore-all'
11%
Run 'recover-files ext4'
0%
Type 'undelete sdX'
8%
Use 'restore-data ext4'
❤5
What does HPA stand for in Kubernetes?
Anonymous Quiz
18%
Hyper Pod Autoscaler
16%
Horizontal Production Autoscaler
65%
Horizontal Pod Autoscaler
❤2🐳2
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A team needs to implement disaster recovery for their Terraform state files. Which approach would be most robust?
Anonymous Quiz
15%
Keep a backup copy on a developer's laptop
76%
Implement S3 with versioning, replication, and regular testing
6%
Print state files and store them physically
4%
Recreate infrastructure from scratch if state is lost
😍4
How do you configure a persistent static route in Ubuntu?
Anonymous Quiz
82%
Edit '/etc/netplan/*.yaml' to add the route and apply changes with 'sudo netplan apply'
11%
Run 'route add-persistent'
3%
Type 'set-static-route'
4%
Use 'netcfg static-route'
👌4😍1
What is the purpose of the `--no-cache` option in the `docker build` command?
Anonymous Quiz
78%
It skips using the build cache entirely, forcing Docker to rebuild each layer
6%
It caches only the final layer of the build
13%
It removes all intermediate layers after the build completes
4%
It caches only the base image layer
❤3
❤2🤩1
Kubernetes cluster data is stored in which of the following?
Anonymous Quiz
15%
Kube-apiserver
11%
Kubelet
67%
Etcd
7%
None of the above
🤩2❤1
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
9%
chown
1%
perm
1%
permissions
❤1👌1