Why multiplayer requires networking in Unity - Test Your Understanding

Practice - 5 Tasks

1fill in blank

easy

Complete the code to send a message to all players in a multiplayer game.

Unity

NetworkManager.Singleton.[1]("Hello players!");

Drag options to blanks, or click blank then click option'

ASendMessage

BBroadcastMessage

CSendToAllClients

DSendMessageToAll

Attempts:

3 left

💡 Hint

Common Mistakes

Using a method name that does not exist in NetworkManager.

Confusing client and server methods.

The SendMessage method is used to send messages to all connected clients in Unity's networking.

2fill in blank

medium

Complete the code to check if the current player is the server before sending data.

Unity

if (NetworkManager.Singleton.[1]) {
    // send data
}

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AIsHost

BIsClient

CIsServer

DIsConnected

Attempts:

3 left

💡 Hint

Common Mistakes

Using IsClient instead of IsServer.

Confusing IsHost with IsServer.

IsServer returns true if the current instance is the server, which is important before sending data to clients.

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hard

Fix the error in the code to synchronize player positions over the network.

Unity

void Update() {
    if (NetworkManager.Singleton.[1]) {
        transform.position = GetNetworkPosition();
    }
}

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AIsServer

BIsClient

CIsHost

DIsConnected

Attempts:

3 left

💡 Hint

Common Mistakes

Using IsServer which is for the server only.

Using IsHost which combines client and server roles.

Clients update their position based on network data, so checking IsClient is correct here.

4fill in blank

hard

Fill both blanks to create a dictionary of player scores only for players with scores above 10.

Unity

var highScores = {player: score for player, score in playerScores.items() if score [1] 10};

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A==

B<

C!=

D>

Attempts:

3 left

💡 Hint

Common Mistakes

Using < which selects scores less than 10.

Using == which selects scores equal to 10.

The operator > selects scores greater than 10.

5fill in blank

hard

Fill all three blanks to filter and transform player names with scores above 5.

Unity

filtered = { [1]: [2].upper() for [3], score in scores.items() if score > 5 }

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Aname

Dplayer

Attempts:

3 left

💡 Hint

Common Mistakes

Using different variable names inconsistently.

Not applying the uppercase transformation.

We use name as the key and transform it to uppercase for players with scores above 5.