Data and Variables

Which of these keywords can be use to declare a variable in Lua?

```
var
```
```
int
```
```
def
```
```
local
```

Which one these options could be a valid variable name?

"My long variable name"
MY_VARIABLE
```
#myvariable
```
my_variable
myVariable

In the following code would we give b the value of the variable a divided by 3?


local a = 900

local b

b = a + a + a
b = a / 3
b = a * 3
b = a %3

Imagine you have a variable, evenNumber, and you don’t know exactly what it’s value is, except that it is an even number ( 2, 4, 6, 8 … ). What will be the result of the operation below?

evenNumber % 2

0
1
2
It is impossible to know.

Which character would you use to make string break and start on a new line?

\br
\n
\l
\r

Imagine we have a variable, playerName, that is assigned to the last player who left the game, and you want to print a message to the console saying that person left. Which of the following code lines would print the message?

print = playerName
print("A player left")
print("playerName" .. " left")
print(playerName .. " left")

Intro to Lua

Data and Variables

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