What is the purpose of the 'catalog' configuration block in Backstage?

To configure the software catalog, including providers and locations

To set up the frontend navigation menu

To manage user roles and permissions

To define database connection strings

A new Backstage administrator is setting up an instance and wants to customize the frontend title and the backend database connection. They have been told to use app-config.yaml. Which statement correctly describes the role of this file?

It is only used for backend settings; frontend settings must be placed in a separate frontend-config.yaml file.

It is only used during development; production deployments must use a database or external configuration service.

It is the primary configuration file that holds both frontend and backend settings, which are merged and served to the appropriate side.

It is a template file that is replaced entirely by environment variables at runtime.

When you see the error 'Config validation failed: app.baseUrl must be a string', what is the likely issue?

The app.baseUrl is not reachable

The app.baseUrl value is missing or not a string

Certified Backstage Associate (CBA)

Domain 2Objective 2

Configure Backstage CBA Practice Questions (Page 3)

Part of the Backstage Infrastructure domain, which accounts for 22% of the CBA exam. Linux Foundation does not publish an official question count, but from its 90-minute exam (~35–60 total, ~8–13 in this domain), expect 2–3 from this objective — we provide 27 practice questions to prepare you well beyond it. (estimate)

27questions here

6free pages

9concepts

22%of the exam

Questions 11–15

11foundation · easy
Which configuration section is used to set up authentication providers in Backstage?
Select an answer first
12foundation · easy
What is the purpose of the 'catalog' configuration block in Backstage?
Select an answer first
13application · easy
A new Backstage administrator is setting up an instance and wants to customize the frontend title and the backend database connection. They have been told to use app-config.yaml. Which statement correctly describes the role of this file?
Select an answer first
14foundation · easy
When you see the error 'Config validation failed: app.baseUrl must be a string', what is the likely issue?
Select an answer first
15foundation · easy
Which configuration section is used to set up an integration with GitHub?
Select an answer first

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Configure Backstage CBA Practice Questions (Page 3)

Questions 11–15

Which configuration section is used to set up authentication providers in Backstage?

What is the purpose of the 'catalog' configuration block in Backstage?

A new Backstage administrator is setting up an instance and wants to customize the frontend title and the backend database connection. They have been told to use app-config.yaml. Which statement correctly describes the role of this file?

When you see the error 'Config validation failed: app.baseUrl must be a string', what is the likely issue?

Which configuration section is used to set up an integration with GitHub?

Keep studying — Backstage Infrastructure