Javascript Arrays

Javascript Arrays

9th - 12th Grade

12 Qs

quiz-placeholder

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Javascript Arrays

Javascript Arrays

Assessment

Quiz

Computers

9th - 12th Grade

Medium

Created by

Tim Helland

Used 65+ times

FREE Resource

12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

An array is;

A shape

A size

A series of numbers

A list of information

Answer explanation

Arrays can store many types of information. Not just numbers.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is first index value of an array?

-1

0

1

undefine

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In Javascript, what surrounds an array?

Quotations

Curly Brackets

Parenthesis

Square Brackets

Answer explanation

Other languages often use the {} to contain an array of information.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

array = [1,2,3,4,5]
What is the length of this array?
5
4
0
125.4

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which definition below best describe an array?

An array is a function identifier that can hold more than one parameter.

An array is a beam of light.

An array is a special variable, which can hold more than one value at a time.

An array is a special function, which can hold more than one value at a time.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is proper syntax for declaring a array in JavaScript?

var arrayName =[ ];

var arrayName[ ] ={ };

array arrayName ={ };

obj var arrayName =[ ];

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the variables below is an array?

var names="array"

var names = array;

var names = [];

var names[];

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