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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");