COA Identity, Image, and Compute Management

Question 1

What is the primary function of Keystone in OpenStack?

Accepted Answer

Identity and access management

Answer

Image storage

Answer

Block storage

Answer

Network provisioning

Question 2

Which OpenStack service is responsible for managing virtual machine images?

Accepted Answer

Glance

Answer

Neutron

Answer

Cinder

Answer

Keystone

Question 3

Which component manages the lifecycle of compute instances in OpenStack?

Accepted Answer

Nova

Answer

Glance

Answer

Horizon

Answer

Swift

Question 4

What is required before launching a new instance in OpenStack?

Accepted Answer

Image, flavor, and network settings

Answer

An SSH key only

Answer

A block storage volume

Answer

Floating IPs and snapshots

Question 5

How are users authenticated in OpenStack?

Accepted Answer

Using Keystone-issued tokens

Answer

Via direct access to the database

Answer

By floating IPs

Answer

Through volume creation

Question 6

Which OpenStack component defines the compute flavors?

Accepted Answer

Nova

Answer

Cinder

Answer

Glance

Answer

Swift