Which command is used to resize a logical volume in Ubuntu?
Anonymous Quiz
85%
Use 'sudo lvresize -L +10G /dev/volume-group/volume-name'
9%
Run 'resize-volume 10G'
4%
Type 'lv-adjust-size'
2%
Use 'volume-resize command'
❤2🙏1
At its core, Kubernetes is a platform for:
Anonymous Quiz
14%
Provisioning machines (similar to Puppet, Ansible)
81%
Running and scheduling container applications on a cluster
5%
Packaging software in containers
❤3
Which command is used to monitor system logs in real-time in Ubuntu?
Anonymous Quiz
83%
Use 'tail -f /var/log/syslog'
8%
Run 'log-monitor real-time'
2%
Type 'view-logs live'
7%
Use 'syslog-watch'
❤3
Which command is used to view detailed information about a specific package in Ubuntu?
Anonymous Quiz
66%
Use 'apt show package_name'
25%
Run 'dpkg-info package_name'
3%
Type 'package-details'
5%
Use 'pkg-info'
❤1
Which command allows you to set up a software RAID array in Ubuntu?
Anonymous Quiz
77%
Use 'mdadm --create --verbose /dev/md0 --level=1 --raid-devices=2 /dev/sdX /dev/sdY'
17%
Run 'raid-setup /dev/md0'
4%
Type 'raidconfig mdX'
3%
Use 'softraid -init'
❤2
What command is used to display the current date and time in Linux?
Anonymous Quiz
20%
time
63%
date
6%
clock
11%
now
❤2
❤1🤩1
What language is an Ansible playbooks are written in by default?
Anonymous Quiz
86%
YAML format
10%
JSON format
3%
XML format
0%
HTML format
❤1👌1
How do you force an unresponsive process to quit in Ubuntu?
Anonymous Quiz
87%
Use 'kill -9 PID'
10%
Run 'forcekill PID'
2%
Type 'endprocess PID'
1%
Use 'procstop PID'
❤2👌1
To inspect the the boot process of a Linux system, which command can be used?
Anonymous Quiz
25%
boot
42%
dmesg
13%
cat /var/log/start
20%
cat /var/log/boot.txt
❤1🍾1
How do you check the status of a service in Ubuntu?
Anonymous Quiz
94%
Use 'systemctl status service_name'
3%
Run 'servicestatus service_name'
1%
Type 'check-service service_name'
1%
Use 'status service_name'
❤2
Which command is used to benchmark disk I/O performance in Ubuntu?
Anonymous Quiz
79%
Use 'sudo hdparm -tT /dev/sdX'
12%
Run 'disk-benchmark'
6%
Type 'io-benchmark test'
3%
Use 'check-io-speed'
🙏3
A team needs to implement a robust error handling strategy for their Terraform automation. Which approach would be most effective?
Anonymous Quiz
12%
Ignore errors and continue
79%
Implement staged operations with error detection and rollback capabilities
5%
Restart the entire process when errors occur
3%
Switch to manual deployment when errors occur
❤1
In Docker, what is the purpose of the `docker exec` command?
Anonymous Quiz
11%
To start a new container
85%
To execute commands inside a running container
0%
To restart a stopped container
3%
To build an image from a Dockerfile
❤4
Which command is used to list all available system services and their statuses in Ubuntu?
Anonymous Quiz
87%
Use 'systemctl list-units --type=service --all'
10%
Run 'list-services-all'
3%
Type 'show-services status'
0%
Use 'service-view'
❤2
What command would you use to initialize a new Docker Swarm?
Anonymous Quiz
84%
docker swarm init
9%
docker swarm create
5%
docker swarm start
2%
docker swarm deploy
❤2
How do you set up a PXE boot server in Ubuntu?
Anonymous Quiz
69%
Install 'dnsmasq' and configure '/etc/dnsmasq.conf' for PXE
17%
Run 'pxe-setup'
8%
Type 'netboot-config'
5%
Use 'pxeinit -network'
❤2
What is the command line interface used to communicate with Kubernetes?
Anonymous Quiz
10%
kubeapi
13%
kubelet
4%
k8sctl
73%
kubectl
❤5
What is the purpose of the 'systemctl' command in Linux?
Anonymous Quiz
6%
Check disk space
88%
Manage system services
1%
Create user accounts
5%
Install software packages
❤3
Which of the following best describes the purpose of oc set image in OpenShift?
Anonymous Quiz
75%
To modify the image of a DeploymentConfig or pod
17%
To create a new ImageStream
6%
To scale an application horizontally
2%
To expose a pod to external traffic
❤4