In a block in a blockchain, a resource which represent the transactional data, sender, receiver, and number of coins is: A. data.
<h3>What is a blockchain?</h3>
A blockchain can be defined as a digital and dynamic financial system that is designed and developed to be used in recording and maintaining transactions that are associated with or made through the use of a bitcoin, usually as a database containing various set of data.
In this context, we can infer and logically deduce that data is a resource that typically represent all of the transactional data, sender, recipient (receiver), and the number of bitcoins in a block in a blockchain.
Read more on blockchain here: brainly.com/question/25700270
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Answer:
The correct answer is <u>mainframe</u>
I hope this helps! ^-^
Answer:
Polymorphism means that a variable of supertype can refer to a subtype object.
Explanation:
For example, in Python programming language, a function that accepts an iterable object uses the concept of polymorphism because that function can accept strings, lists, tuples as arguments.