How do you forcefully remove a locked package in Ubuntu?
Anonymous Quiz
77%
Use 'sudo dpkg --remove --force-remove-reinstreq package_name'
14%
Run 'apt-forceremove package_name'
3%
Type 'remove-package locked'
6%
Use 'force-uninstall package'
❤2👍2
Following Docker command: docker commit -m "My first update" container_ID user_name/repository_name is used to:
Anonymous Quiz
13%
Activate default VM machine
76%
Commit changes done in a Docker image
8%
Build an image
2%
Access a running container
❤2
Your team needs to manage container configurations in a complex environment. Which approach would provide the best maintainability and flexibility?
Anonymous Quiz
16%
Hardcode all configuration options in the Dockerfile
72%
Implement a layered configuration approach with environment variables and config files
7%
Rebuild images with different configurations for each deployment
5%
SSH into containers to change configuration files manually
❤2
Which command extracts only the first column from a file with tab-separated values?
Anonymous Quiz
29%
cut -f1 file.txt
52%
awk '{print $1}' file.txt
16%
grep -c1 file.txt
3%
sort -c1 file.txt
❤3
You are troubleshooting a Docker container that is failing to start due to a port conflict error. What could be a possible solution to resolve this issue?
Anonymous Quiz
29%
Stop the conflicting service on the host machine.
64%
Change the port mapping in the Dockerfile.
4%
Restart the Docker daemon.
3%
Use a different base image for the container.
❤1
Which command is used to display the default permissions for newly created files?
Anonymous Quiz
67%
umask
6%
priority
5%
nice
22%
perm
❤4🤩2
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
17%
Store all data inside the container
46%
Implement named volumes with a clear backup strategy
23%
Use bind mounts to the host filesystem
14%
Store all state in an external service outside Docker
❤2
A team is experiencing excessive cloud costs for their Terraform-managed infrastructure. Which approach would most effectively reduce costs?
Anonymous Quiz
15%
Manually shut down resources when not in use
75%
Implement right-sizing with scheduled scaling and lifecycle policies
8%
Use spot instances for everything
2%
Switch to a cheaper cloud provider
👌2
Which of the following commands will install Ansible on Ubuntu?
Anonymous Quiz
83%
sudo apt install ansible
6%
sudo apt install ansible-controller
3%
sudo apt install ansible-master
8%
sudo apt install ansible-server
🤩3
Which command is used to display the system's uptime in Ubuntu?
Anonymous Quiz
84%
Use 'uptime'
7%
Run 'sys-up'
5%
Type 'status-time'
3%
Use 'upstatus'
👌2
What is the purpose of the 'grep' command in Linux?
Anonymous Quiz
24%
Search for files
69%
Search for text patterns
2%
List directory contents
4%
Display system information
❤2
The -b flag in an Ansible ad-hoc command indicates that the command should be executed with sudo privileges.
Anonymous Quiz
51%
false
49%
true
❤2
Which command is used to display the manual pages for other commands?
Anonymous Quiz
83%
Use 'man' followed by the command name
11%
Run 'manual'
3%
Use 'helpme'
3%
Type 'cmdinfo'
❤1
How do you check the CPU information in Ubuntu?
Anonymous Quiz
60%
Use 'lscpu'
27%
Run 'cpuinfo'
6%
Type 'show-cpu'
7%
Use 'cpu-status'
👌2
A team needs to provide infrastructure self-service capabilities to developers without giving direct Terraform access. Which approach would be most effective?
Anonymous Quiz
13%
Give developers full AWS console access
64%
Implement Terraform Cloud with a service catalog and VCS integration
13%
Have operations team handle all infrastructure requests
10%
Let developers run Terraform locally
❤2🙏2
Your team needs to implement logging for a containerized application deployed across multiple hosts. Which approach would be most effective?
Anonymous Quiz
16%
Write all logs to local files inside each container
76%
Implement a centralized logging architecture with container-aware drivers
8%
Use volumes to store logs on the host
0%
Disable logging to improve performance
👌1
Choose the system requirements you need to run Docker on a Plesk Onyx Server:
Anonymous Quiz
22%
20GB of free disk space
28%
At least 2GB of RAM
30%
A compatible Linux OS
10%
A 64-bit CPU
10%
One physical server
❤1
How to get detailed information about docker installed on the system including the kernel version, number of containers and images, etc.
Anonymous Quiz
56%
$ docker --info
7%
$ docker information
37%
$ docker info
🙏1
Which command is used to encrypt a partition in Ubuntu using LUKS?
Anonymous Quiz
65%
Use 'sudo cryptsetup luksFormat /dev/sdX'
13%
Run 'encrypt-partition sdX'
17%
Type 'luks-encrypt partition'
5%
Use 'secure-drive luks'
❤1
What OpenShift resource should be used to manage encryption and decryption of sensitive data, like database passwords?
Anonymous Quiz
22%
ConfigMap
63%
Secret
13%
DeploymentConfig
2%
Role
❤1😍1
What does the 'top' command display in Linux?
Anonymous Quiz
77%
Running processes
10%
Disk usage
9%
Memory usage
4%
Network connections
🙏1