Learning JavaScript

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Difference between var keyword and the let keyword?
Var keyword is function scoped, the let keyword is block scoped.
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What are the two types of function?
Named and Anonymous (They have no name and are dynamically declared at runtime)
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What are the primitive data types?
String, Number, Boolean, undefined, null
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What is the difference between == and ===?
The == operator checks equality only whereas === checks equality, and data type.
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What is the "this" keyword in JavaScript?
Is a reference variable that refers to the current objec
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Other cards in this set

Card 2

Front

What are the two types of function?

Back

Named and Anonymous (They have no name and are dynamically declared at runtime)

Card 3

Front

What are the primitive data types?

Back

Preview of the front of card 3

Card 4

Front

What is the difference between == and ===?

Back

Preview of the front of card 4

Card 5

Front

What is the "this" keyword in JavaScript?

Back

Preview of the front of card 5

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