How do you display running processes with detailed information in Ubuntu?
Anonymous Quiz
82%
Use 'ps aux'
14%
Run 'showproc -all'
1%
Type 'procview detail'
3%
Use 'displayproc'
👌3👍1
If the Plesk server can't run Docker locally, you can still connect to a remote Docker server to manage containers. You'll need:
Anonymous Quiz
21%
A virtuozzo 6 container
26%
One separate ready-to-code environment
8%
A Windows Server
44%
The Plesk Docker extension
👌2
Which command will you use to run a playbook called install.yaml with Ansible?
Anonymous Quiz
65%
ansible-playbook install.yml
6%
ansible install.yml
19%
ansible --playbook install.yml
10%
ansible -p install.yml
❤3
A virtual filesystem created dynamically by Linux that contains information about system resources is:
Anonymous Quiz
48%
/proc
12%
/boot
9%
/mkdir
31%
/system
❤2
A team needs to implement proper versioning for their Docker images. Which approach would be most maintainable?
Anonymous Quiz
37%
Always use the latest tag for all images
54%
Implement semantic versioning with immutable tags and metadata
5%
Create new repositories for each image version
3%
Use random hash values as tags
👌3
How do you repair a corrupted ext4 filesystem in Ubuntu?
Anonymous Quiz
80%
Use 'sudo fsck -f /dev/sdX'
10%
Run 'repair-filesystem sdX'
8%
Type 'fs-repair ext4'
2%
Use 'restore-fs sdX'
❤2
A team needs to ensure that their containerized application can handle graceful shutdowns. Which implementation would be most effective?
Anonymous Quiz
23%
Kill containers immediately when they need to be stopped
51%
Implement proper signal handling with a suitable init process
13%
Restart containers automatically when they stop
13%
Use the --force flag when stopping containers
👌3
How do we access the value of 'd' later? $a = array( 'a', 3 => 'b', 1 => 'c', 'd' );
Anonymous Quiz
20%
$a[0]
52%
$a[3]
12%
$a[2]
3%
$a[1]
13%
$a[4]
❤2
How do you determine which processes are using the most memory in Ubuntu?
Anonymous Quiz
83%
Use 'top' and look at the %MEM column
9%
Run 'memusage'
4%
Type 'memorycheck'
4%
Use 'procstat'
❤3
Which configuration option in `openshift-kube-apiserver` sets the maximum size for a request body?
Anonymous Quiz
55%
--max-request-body-bytes
25%
--max-payload-size
9%
--max-request-bytes
11%
--request-body-limit
❤2
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