js DOM
Authored by Vadivel Subramaniam
Computers
12th Grade - Professional Development
Used 105+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which function among the following lets to register a function to be invoked once?
setTimeout()
setTotaltime()
setInterval()
settime()
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is everything treated in HTML DOM?
Node
Attributes
Elements
Arrays
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which object is the top of the hierarchy?
Window Object
Document Object
Form Object
Form Control Elements
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What among the following is an appropriate event handler for input text among the below options ?
onclick
onchange
onkeyup
onblur
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How are the objects organized in the HTML DOM?
Class-wise
Queue
Hierarchy
Stack
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Consider the below code:
Identify the correct code in order to fetch the value entered in username text field?
< body>
< form name="register">
Enter username < input value="John" id="name" name="username">
< /form>
< /body>
document.register.name.value
document.getElementById ("name").value
document.getElementByName ("name").value
None of the above
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What will be printed in the console on execution of the below code?
var materials = [
'Hydrogen',
'Helium',
'Lithium',
'Beryllium'
];
console.log(materials.map (material => material.length));
[8, 6, 7, 9]
4
[4]
8, 6, 7, 9
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