COA COA OpenStack CLI & Dashboard Operations

Question 1

Which command displays all available OpenStack unified CLI commands and their descriptions?

Accepted Answer

openstack help

Answer

`openstack help` lists all available commands and their descriptions in the unified OpenStack client.

Question 2

How do you authenticate the OpenStack CLI by loading environment variables from a credentials file?

Accepted Answer

source openrc.sh

Answer

Sourcing an OpenRC file exports the required OS_* environment variables such as OS_USERNAME and OS_AUTH_URL into the current shell session.

Question 3

Which Horizon dashboard panel provides administrators with visibility and control over all projects' resources?

Accepted Answer

Admin panel

Answer

The Horizon Admin panel provides privileged management views for all projects, users, and infrastructure resources across the entire cloud.

Question 4

What does the `--format json` flag do when appended to an OpenStack CLI command?

Accepted Answer

Returns command output in JSON format suitable for scripting

Answer

The `--format json` flag outputs results as JSON, enabling easy parsing and processing of OpenStack CLI output in automation scripts.

Question 5

Which CLI command creates a new OpenStack project in Keystone?

Accepted Answer

openstack project create <name>

Answer

`openstack project create` is the unified CLI command to create a new project (formerly called tenant) in Keystone identity service.

(COA) Certified OpenStack Administrator Exam Practice Test