QUESTION: 145

A Linux administrator is providing a new Nginx image from the registry to local cache. Which of the following commands would allow this to happen?

docker pull nginx
docker attach nginx
docker commit nginx
docker import nginx

Answer(s): A

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QUESTION: 146

Which of the following tools is BEST suited to orchestrate a large number of containers across many different servers?

Kubernetes
Ansible
Podman
Terraform

Answer(s): A

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A Linux administrator is installing a web server and needs to check whether web traffic has already been allowed through the firewall. Which of the following commands should the administrator use to accomplish this task?

firewalld query-service-http
firewall-cmd --check-service http
firewall-cmd --query-service http
firewalld --check-service http

Answer(s): C

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QUESTION: 148

A systems administrator is encountering performance issues. The administrator runs a command with the following output:
09:10:18 up 457 days, 32min, 5 users, load average: 4.22 6.63 5.58
The Linux server has the following system properties:
CPU 4 vCPU
Memory: 50GB
Which of the following accurately describes this situation?

The system is under CPU pressure and will require additional vCPUs.
The system has been running for over a year and requires a reboot.
Too many users are currently logged in to the system.
The system requires more memory.

Answer(s): A

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QUESTION: 145

QUESTION: 146

QUESTION: 147

QUESTION: 148

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