What is the meaning of "under the hood" in programming? Related to C language

Question

Please explain it with some examples in C language

Answer 1

https://www.quora.com/What-does-under-the-hood-mean-in-programming

Answer 2

A metaphorical area containing underlying implementation of something.Example:-a piece of hardware or software.

Answer 3

Back-end working principle in simple terms.

Answer 4

Thank you shubham kumar :)