Unity Netcode overview - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to declare a NetworkVariable of type int.

Unity

public NetworkVariable<int> playerScore = new NetworkVariable<[1]>();

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Aint

Bfloat

Cstring

Dbool

Attempts:

3 left

💡 Hint

Common Mistakes

Using a type that does not match the intended data, like float or string.

The NetworkVariable is declared with the type int to hold integer values like player scores.

2fill in blank

medium

Complete the code to check if the current instance is the server.

Unity

if (NetworkManager.Singleton.[1]) {
    // Server-only logic here
}

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AIsConnected

BIsHost

CIsClient

DIsServer

Attempts:

3 left

💡 Hint

Common Mistakes

Using IsClient which checks for client role instead.

IsServer is true when the current instance is running as the server.

3fill in blank

hard

Fix the error in the method to send a server RPC.

Unity

[ServerRpc]
public void SendMessageToServer(string message) {
    [1]
}

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ADebug.Log(message

BDebug.Log(message);

CDebug.Log(message))

DDebug.Log(message)

Attempts:

3 left

💡 Hint

Common Mistakes

Missing semicolon at the end of the statement.

The statement must end with a semicolon to be syntactically correct in C#.

4fill in blank

hard

Fill both blanks to create a NetworkObject and spawn it on the server.

Unity

var obj = Instantiate([1]);
obj.[2]();

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Aprefab

BDestroy

CSpawn

DGameObject

Attempts:

3 left

💡 Hint

Common Mistakes

Calling Destroy instead of Spawn.

Using GameObject instead of the prefab variable.

Instantiate the prefab and call Spawn() to make it a networked object on the server.

5fill in blank

hard

Fill all three blanks to create a NetworkVariable, set its value, and read it.

Unity

NetworkVariable<int> score = new NetworkVariable<int>();
score.[1] = 10;
int currentScore = score.[2];
Debug.Log([3]);

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AValue

CcurrentScore

Dscore

Attempts:

3 left

💡 Hint

Common Mistakes

Trying to log the NetworkVariable object directly instead of the stored value.

Use the Value property to set and get the NetworkVariable's value. Then log the currentScore variable.