In JavaScript, there are several types of pop-up boxes that developers can use to interact with users. The three primary types are:
1. **Alert Box**
2. **Confirm Box**
3. **Prompt Box**
### 1. Alert Box
**Purpose:**
The alert box is used to display a message to the user. It's often used for warnings or important notifications.
**Syntax:**
```javascript
alert("Your message here");
```
**Use Cases:**
- Informing users about an action