QUIZ ON : javascript

JS ARRAYS

00:00:00

<p>What will be the output of the following JavaScript code ?</p><pre><p id="demo"></p><br><script><br>var js = 5;<br>js*=10;<br>document.getElementByld("demo").innerHTML = js;<br></script></pre>

A. 10

B. 15

C. 5

D. 50

A. push()

B. pop()

C. shift()

D. unshift()

A. shift()

B. pop()

C. remove()

D. delete()

<p>What is the output of the following JavaScript code?</p><pre><script><br>var a;<br>document.getElementByld("demo").innerHTML = a+1;<br></script></pre>

A. 0

B. undefined

C. 1

D. NaN

A. var colors = 1 = ("red"), 2 = ("green"), 3 = ("blue")

B. var colors = (1:"red", 2:"green", 3:"blue")

C. var colors = "red", "green", "blue"

D. var colors = ["red", "green", "blue"]

A. document.getelementbyid()

B. document.getElementbyid()

C. document.getElementByid()

D. document.getElementById()

A. it is an ordered list of values

B. It is an ordered list of objects

C. It is an ordered list of string

D. It is an ordered list of functions

QUIZ ON : javascript - JS ARRAYS

JS ARRAYS

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