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- 1. Multiple Choice
What other languages are typically used with JavaScript?
Python
Ruby
HTML & CSS
SQL
- 2. Multiple Choice
What are the different ways to include JavaScript in your application? Choose all that apply.
<script> alert('Hello'); </script>
<link src='myjavascript.js'></link>
<link href="myjavascript.js></link>
<script src="myjavascript.js"></script>
- 3. Multiple Choice
How would you declare a variable in JavaScript?
var myName = "Sally"
myName = "Sally"
myName var = "Sally"
var myName = Sally
- 4. Multiple Choice
What is the difference between var and let in JavaScript?
There are no differences, they are both the same.
let is visible through blocks and accessed globally, var isn't.
var is visible through blocks and accessed globally, let isn't.
let is used more frequently, var isn't.
- 5. Multiple Choice
When would you use the const declaration in JavaScript? Choose all that apply.
When you're creating a variable.
When a variable has a constant value that won't change.
When creating a temporary variable.
- 6. Multiple Choice
What would alert(6 + '2') show?
8
62
6+'2'
6'2'
- 7. Multiple Choice
What would alert('6'-2) show:
An error Message
62
'6'-2
4
- 8. Multiple Choice
Look at the following code:
let attendees = 568;
attendees++
document.write(attendees)
What will print to the browser?
568
570
569
An error message
- 9. Multiple Choice
Look at the following code:
let total_price = 40;
total_price--
--total_price
document.write(total_price)
What will print to the browser?
39
40
38
42
- 10. Multiple Choice
Read the code below:
alert(true || false);
What would the output be?
True
False
- 11. Multiple Choice
Read the code below:
alert(false && true);
What would the output be?
True
False
- 12. Multiple Choice
Read the code below:
alert(!false);
What would the output be?
True
False
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