When You Are Programming a Game Like Poker of Battleships

question 4

Multiple Choice

When you are programming a game like poker of battleships where you need to hide opponents values is:

• A) with private state variables. This way nobody else other than the smart contract itself can see the information
• B) with external contracts holding those values. This way we can make sure that the information flow is following a clear logic and nobody else can access this information.
• C) You can't hide anything on the blockchain, because the information is public, just the call is private which means only other smart contracts would be limited in accessing that information.

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Definitions:

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