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10th - 12th Grade

24 Qs

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Assessment

Quiz

Computers

10th - 12th Grade

Practice Problem

Hard

Created by

Shriram Raghunathan

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24 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT a valid starting character for JS variable names?

Uppercase Letter

Lowercase Letter

Dollar Sign

Underscore

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of these is a loop?

if(x<10)

while(x<10)

var x=10;

text(x,10;10)

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

His name is Fred and he is less than 16 years old

if (name = "fred" && age < 16 )

if (name === "fred" && age < 16 )

if (name = "fred" || age < 16 )

if (name === "fred" || age < 16 )

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Repeat something 10 times

repeat 10

for (var i=0; i<10; i++)

repeat { } until 10;

while (i = 10)

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the symbol used for the INCREMENT operator in JS?

+

++

=

==

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Generally speaking, what functionality does JavaScript provide when used as part of the "Web development trifecta"?

Page manipulation capabilities and advanced interactivity
Content and page structure, but minimum interactivity
Formatting and page design, plus some simple interactivity
Content, page structure, and advanced interactivity

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

JavaScript is a scripting language. Scripting languages:

interpret and automate a list of tasks that would otherwise be executed one-at-a-time by a person.
interpret and execute a list of tasks once the list is compiled.
need the server to interpret a script and to return the appropriate responses.
perform their functionality on the server side, which reduces processing time dramatically.

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