Internet Computer : Quizz !
What type of canister call doesn't exist ?
Update call.
Submit call.
Query call.
What is the minimum number of replica nodes for a specific canister ?
4.
18.
7.
What is a canister ?
A block in the IC blockchain.
A fundamental building block of the Internet Computer where code and state live together.
The algorithm responsible of the Internet Computer protocol.
Who is the founder of Dfinity ?
Satoshi Nakamoto.
Elon Musk.
Dominic Williams.
What is Candid useful for ?
It allows you to see the current state of a specified canister.
It provides an interface of the public methods of a canister, regardless of the language the canister is coded in.
It is a feature that automatically adjusts the number of canister your application needs in order to scale.
How much is the canister memory limitation ?
4 GB.
20 GB.
21 millions GB.
Where does this limitation come from ?
It was implemented on purpose to improve the security of canisters.
WebAssembly limitation.
Gas fees.
What does "orthogonal persistence" means ?
The state of canister is always living on the IC so it needs not to be saved in a database.
It allows scaling by creating multiple canisters for one application.
The fact that each update call is either successful and fully completed or it is an error and the canister's state remains unchanged.
What are neurons ?
A subnet regrouping nodes solving a task in common.
ICP tokens locked for a period of time.
A group of data centers.
What is not a Motoko feature ?
Structural-typing : when you create a new type it actually gives a name to an existing shape of type.
Motoko requires you to explicitly indicate if a variable is mutable or not.
Auto-coding : every idea your brain can have, Motoko will code it for you.
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Secret question : where is the best place to learn Motoko ?
Wikipedia
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