is below:
<input type="file" onchange="previewFile()">
<img src="" height="200" alt="Image Preview..."/>
The JavaScript portion is:
01 function previewFile(){
02 const preview = document.querySelector('img');
03 const file = document.querySelector('input[type=file]').files[0];
04 //line 4 code
05 reader.addEventListener("load", () => {
06 preview.src = reader.result;
07 },false);
08 //line 8 code
09 }
In lines 04 and 08, which code allows the user to select an image from their local
computer , and to display the image in the browser?

• A.04 const reader = new FileReader();
  08 if (file) reader.readAsDataURL(file);
• B.04 const reader = new FileReader();
  08 if (file) URL.createObjectURL(file);
• C.04 const reader = new File();
  08 if (file) reader.readAsDataURL(file);
• D.04 const reader = new File();
  08 if (file) URL.createObjectURL(file);

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Refer to the following code that imports a module named Utills,
Which two implementations of Utill, je export foo and bar such that the code above runs without error?
Choose 2 answers

• A.Const foo = ( ) => ( return 'foo; ; )
  Const bar => => { return 'bar ';}
  Export default foo, bar;
• B.Export default class (
  Foo ( ) ( return 'foo ,; )
  Bar ( ) ( return ;bar ; )
• C.//FooUtill.js and barUtils, js exist
  Import (foo) from ,/Path/footUtils.js,:
  Export (foo, bar)
• D.Const foo = () => ( return 'foo ' ; )
  Const bar => ( return 'bar' ; )
  Export (foo, bar)

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Given a value, which three options can a developer use to detect of the value is NaN?
Choose 3 answers

• A.Value I== value
• B.Object , is ( value, NaN)
• C.Value == NaN
• D.Value == Number, NaN
• E.Number , isNaN(value)

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Universal Containers recently launched its new landing page to host a crowd-funding campaign. The page uses an external library to display some third-party ads. Once the page is fully loaded, it creates more than 50 new HTML items placed randomly inside the DOM, like the one in the code below:

All the elements includes the same ad-library-item class, They are hidden by default, and they are randomly displayed while the user navigates through the page.

• A.Use the DOM inspector to prevent the load event to be fired.
• B.Use the browser console to execute a script that prevents the load event to be fired.
• C.Use the browser to execute a script that removes all the element containing the class ad-library-item.
• D.Use the DOM inspector to remove all the elements containing the class ad-library-item.

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Refer to the following object:
const cat ={
firstName: 'Fancy',
lastName: ' Whiskers',
Get fullName() {
return this.firstName + ' ' + this.lastName;
}
};
How can a developer access the fullName property for cat?

• A.cat.fullName()
• B.cat.get.fullName
• C.cat.function.fullName()
• D.cat.fullName

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