Linux+ V8 YAML Syntax for Ansible Playbooks

1. How do you reference a variable in an Ansible playbook using YAML?

$variable_name

%variable_name%

&variable_name

2. What is the correct YAML syntax for defining a boolean value?

True, false, yes, no, on, off

True, False (capitalized only)

1 for true, 0 for false

Boolean must be quoted as string

3. Which YAML construct is used for conditional task execution?

When:

If:

Condition:

Unless:

4. In YAML playbooks, what does 'hosts: all' specify?

Run tasks on every host in inventory

Run tasks on localhost only

Run tasks on all defined groups

Run tasks on remote servers only

5. What does the 'register' keyword do in an Ansible task?

Saves task output to a variable

Registers the host in inventory

Registers a new module

Registers error handlers

6. In YAML, how do you write a multi-line string?

Using the pipe (|) or greater-than (>) symbols

Using backslash continuations

Using concatenation operators

Using triple quotes

7. What is the purpose of the 'become' keyword in an Ansible playbook?

To escalate privileges to run tasks as root

To connect to remote hosts

To define conditional execution

To set environment variables

8. Which YAML data type represents a collection of key-value pairs?

List

Scalar

Mapping

Array

9. In YAML, what is the difference between single and double quotes?

No functional difference; both are equivalent

Double quotes allow escape sequences; single quotes do not

Single quotes are for strings; double quotes for numbers

Double quotes are for dictionaries only

10. What does the 'name' field in an Ansible task do?

Identifies the module to execute

Provides a human-readable description of the task

Defines the target host group

Specifies error handling behavior

11. What is the primary purpose of YAML in Ansible?

To define human-readable configuration and automation tasks

To compile executable binaries for Linux systems

To manage system kernel parameters

To encrypt sensitive data in transit

12. In YAML, what does the '---' at the beginning of a file indicate?

Start of a YAML document

Comment section

End of a previous document

Variable declaration

13. Which keyword is used to run tasks sequentially on hosts in Ansible?

Tasks:

Commands:

Scripts:

Operations:

14. What is a 'play' in an Ansible playbook?

A single task execution

A mapping of hosts to tasks

A variable definition

A handler for notifications

15. In YAML, how do you define a list using the flow style syntax?

[item1, item2, item3]

(item1, item2, item3)

{item1, item2, item3}

Item1; item2; item3

16. What is the correct YAML syntax for defining a key-value pair?

Key: value

Key = value

Key -> value

{key: value}

17. In an Ansible playbook, what does the 'hosts' directive specify?

The target machines where tasks will execute

The source repository for packages

The logging destination for errors

The backup location for configuration files

18. Which YAML data type represents a list of items?

Dictionary

String

Sequence

Boolean

19. How many spaces should you use for indentation in YAML files?

One space

Two or more spaces (not tabs)

Four spaces only

Tab characters

20. In YAML, what character is used to denote a comment?

//

#

--

/*

Linux+ V8 YAML Syntax for Ansible Playbooks Quiz