# Quiz 19

What is the purpose of examining the underlying hash functions used in BSV?

**Type all answers and select the correct one**

* [x] To understand concepts and operations used in other parts of the BSV system
* [ ] To replace the existing hash functions
* [ ] To optimize the hash functions for production
* [ ] To create a new hash function<br>

**Note to Learners**

"Examining how each of the underlying hash functions used in BSV work can be helpful because the concepts and operations used within the hash function algorithms can be found in other parts of the BSV system."

&#x20;

To learn more about it, you can follow the course [Walkthrough Implementation of SHA-256 in Golang](https://bsvblockchain.360learning.com/course/play/68bac07ee4056be2a5dd1108)


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://hub.bsvblockchain.org/higher-learning/bsv-academy/bitcoin-primitives-hash-functions/quiz-bitcoin-hash-functions/quiz-19.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.