Question 1

What is YAML?

Accepted Answer

YAML (YAML Ain't Markup Language) is a human-readable data serialization format. It's commonly used for configuration files and in applications where data is being stored or transmitted.

Question 2

What are the key features of YAML?

Accepted Answer

Key features of YAML include: human-readable format, support for complex data types, ability to reference other parts of the document, and compatibility with other data formats like JSON.

Question 3

How does YAML differ from JSON?

Accepted Answer

While both are data serialization formats, YAML is more human-readable and supports features like comments, which JSON doesn't. YAML uses indentation for structure, while JSON uses brackets and braces.

Question 4

What are some common use cases for YAML?

Accepted Answer

YAML is commonly used for configuration files, data exchange between languages with different data structures, log files, and in DevOps tools like Docker and Kubernetes for defining infrastructure and deployments.

Question 5

Is YAML case-sensitive?

Accepted Answer

Yes, YAML is case-sensitive. This applies to keys, values, and tags in YAML documents.

Question 6

What is the basic structure of a YAML file?

Accepted Answer

YAML uses indentation to represent data hierarchies, with spaces instead of tabs. Key-value pairs and lists are typical structures in YAML.

Question 7

Does YAML support comments?

Accepted Answer

Yes, YAML supports comments. Lines starting with '#' are considered comments and are ignored by the YAML parser.

YAML FAQ