## Common Mistakes while drawing Use Case Diagrams

### Mistake **1**

### Mistake **2**

### Mistake **3**

### Mistake **4**

### Mistake **5**

### Mistake **6**

### Mistake **7**

### Mistake **8**

### Mistake **9**

### Mistake **10**

How many use case diagrams are possible for a single project?

### Mistake **11**

### Mistake **12**

**Correct Diagram**