JavaScript Basics

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About this activity

Test Basic JavaScript knowledge

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lexus washington

United States

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Froggy Jumps JavaScript BasicsOnline version Test Basic JavaScript knowledge by lexus washington 1 What is the correct way to declare a variable that you can change? a let myName = 'Sloan'; b const myName = 'Sloan'; c variable myName = 'Sloan'; 2 What two values are considered boolean types? a 'true' 'false' b true false c TRUE FALSE 3 What is the correct way to generate a random number? a math.Random() b Number.random() c Math.random() 4 Which of the following lines of code capitalizes every letter in the string `'codecademy'`. a 'codecademy'.toCaps(); b 'codecademy'.toUpperCase(); c 'codecademy'.toUpperCase; 5 Are variables case sensitive in javascript? a Yes b No c None of the above 6 How do you add two numeric values in Javascript? a 5 + 5 b "5 + 5" c "5" + "5" 7 How do you do one line comments in javascript ? a // enter comment here // enter comment2 here b /enter comment here /enter comment2 here c /* enter comment here /* enter comment2 here 8 What Is JavaScript? a JavaScript (or simply JS) is the programming language of the client browser. b JavaScript (or simply JS) is the programming language of the web browser. c JavaScript (or simply JS) is the programming language of server side scripting 9 What date type does a variable value have if you do not assign a value? a none b 2 c undefined 10 What's the code to print in the browser's console? a console.ln("Hello world"); b console.log("Hello world"); c print.log("Hello world");

Froggy Jumps

JavaScript BasicsOnline version

Test Basic JavaScript knowledge

by lexus washington

What is the correct way to declare a variable that you can change?

let myName = 'Sloan';

const myName = 'Sloan';

variable myName = 'Sloan';

What two values are considered boolean types?

'true' 'false'

true false

TRUE FALSE

What is the correct way to generate a random number?

math.Random()

Number.random()

Math.random()

Which of the following lines of code capitalizes every letter in the string `'codecademy'`.

'codecademy'.toCaps();

'codecademy'.toUpperCase();

'codecademy'.toUpperCase;

Are variables case sensitive in javascript?

Yes

None of the above

How do you add two numeric values in Javascript?

5 + 5

"5 + 5"

"5" + "5"

How do you do one line comments in javascript ?

// enter comment here // enter comment2 here

/enter comment here /enter comment2 here

/* enter comment here /* enter comment2 here

What Is JavaScript?

JavaScript (or simply JS) is the programming language of the client browser.

JavaScript (or simply JS) is the programming language of the web browser.

JavaScript (or simply JS) is the programming language of server side scripting

What date type does a variable value have if you do not assign a value?

none

undefined

What's the code to print in the browser's console?

console.ln("Hello world");

console.log("Hello world");

print.log("Hello world");

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JavaScript Basics

Froggy Jumps

About this activity

Created by

Download the paper version to play

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JavaScript BasicsOnline version

by lexus washington

What is the correct way to declare a variable that you can change?

What two values are considered boolean types?

What is the correct way to generate a random number?

Which of the following lines of code capitalizes every letter in the string `'codecademy'`.

Are variables case sensitive in javascript?

How do you add two numeric values in Javascript?

How do you do one line comments in javascript ?

What Is JavaScript?

What date type does a variable value have if you do not assign a value?

What's the code to print in the browser's console?

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