Refer to the code below:
Let inArray =[ [ 1, 2 ] , [ 3, 4, 5 ] ];
Which two statements result in the array [1, 2, 3, 4, 5] ?
Choose 2 answers

• A.[ ]. Concat.apply ([ ], inArray);
• B.[ ]. concat.apply(inArray, [ ]);
• C.[ ]. concat ( [ ....inArray ]);
• D.[]. Concat (... inArray);

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Refer to the HTML below:
<p> The current status of an order: < span> id='' status '> In progress < /span> < /p> Which JavaScript Statement changes the text 'In Progress' to Completed'?

• A.Document, getElementById ('',status''), innerHTML = 'Completed' ;
• B.Document, getElementById (''# status''), innerHTML = 'Completed' ;
• C.Document, getElementById (''status''), innerHTML = 'Completed' ;
• D.Document, getElementById (status'') , value = completed' ;

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What are two unique features of functions defined with a fat arrow as compared to normal function definition?
Choose 2 answers

• A.The function receives an argument that is always in scope, called parentThis, which is the enclosing lexical scope.
• B.The function uses the this from the enclosing scope.
• C.The function generated its own this making it useful for separating the function's scope from its enclosing scope.
• D.If the function has a single expression in the function body, the expression will be evaluated and implicit returned.

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Given the following code, what is the value of x?
let x = '15' + (10 * 2);

• A.3020
• B.1520
• C.50
• D.35

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

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