Save slot management in Unity - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to declare a save slot variable.

Unity

int [1] = 1;

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

AslotNumber

BsaveIndex

CsaveSlot

DslotId

Attempts:

3 left

💡 Hint

Common Mistakes

Using vague or unrelated variable names.

Using reserved keywords.

The variable slotNumber is a clear and common name for a save slot identifier.

2fill in blank

medium

Complete the code to save player data to a slot using PlayerPrefs.

Unity

PlayerPrefs.SetString("SaveSlot" + [1], playerData);

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

AslotId

BslotNumber

CsaveIndex

DsaveSlot

Attempts:

3 left

💡 Hint

Common Mistakes

Using a variable that is not defined.

Forgetting to convert the slot number to string.

Using slotNumber in the key string helps identify which save slot is being saved.

3fill in blank

hard

Fix the error in the code to load data from a save slot.

Unity

string data = PlayerPrefs.GetString("SaveSlot" + [1], "");

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

AslotId

BsaveSlot

CsaveIndex

DslotNumber

Attempts:

3 left

💡 Hint

Common Mistakes

Using a wrong variable name causing key mismatch.

Forgetting to provide a default value.

The variable slotNumber correctly identifies the save slot to load.

4fill in blank

hard

Fill both blanks to check if a save slot exists and load it.

Unity

if (PlayerPrefs.HasKey("SaveSlot" + [1])) {
    string data = PlayerPrefs.GetString("SaveSlot" + [2], "");
}

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

AslotNumber

BsaveIndex

CslotId

DsaveSlot

Attempts:

3 left

💡 Hint

Common Mistakes

Using different variables for checking and loading.

Using undefined variables.

Both blanks use slotNumber to check and load the correct save slot.

5fill in blank

hard

Fill all three blanks to delete a save slot and confirm its removal.

Unity

PlayerPrefs.DeleteKey("SaveSlot" + [1]);

if (!PlayerPrefs.HasKey("SaveSlot" + [2])) {
    Debug.Log("Save slot " + [3] + " deleted successfully.");
}

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

AslotNumber

BsaveIndex

CslotId

DsaveSlot

Attempts:

3 left

💡 Hint

Common Mistakes

Using different variables causing mismatch.

Not checking if the key was deleted.

All blanks use slotNumber to delete and confirm the correct save slot.