---
id: 58d5d031e969765037c1bebb
title: Functions
challengeType: 11
videoId: QN3UNoJVS9g
dashedName: functions
---

# --description--

In this video, you will learn how to define and call a function. 

# --questions--

## --text--

Which of the following is the correct way to call a function?

## --answers--

```python
def sayhi():
    print("Hello World")

sayhi()()
```

---

```python
def sayhi():
    print("Hello World")

()sayhi()
```

---

```python
def sayhi():
    print("Hello World")

sayhi
```

---

```python
def sayhi():
    print("Hello World")

sayhi()
```

## --video-solution--

4