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NEW QUESTION 33
A developer creates a class that represents a blog post based on the requirement that a
Post should have a body author and view count.
The Code shown Below:
Class Post {
// Insert code here
This.body =body
This.author = author;
this.viewCount = viewCount;
}
}
Which statement should be inserted in the placeholder on line 02 to allow for a variable to be set
to a new instanceof a Post with the three attributes correctly populated?

A. constructor (body, author, viewCount) {B. constructor() {C. Function Post (body, author, viewCount) {D. super (body, author, viewCount) {

Answer: A

 

NEW QUESTION 34
Refer to the code below:
<html lang="en">
<table onclick="console.log(Table log');">
<tr id="row1">
<td>Click me!</td>
</tr>
<table>
<script>
function printMessage(event) {
console.log('Row log');
}
Let elem = document.getElementById('row1');
elem.addEventListener('click', printMessage, false);
</script>
</html>
Which code change should be made for the console to log only Row log when 'Click me! ' is
clicked?

A. Add.event.stopPropagation(); to window.onLoad event handler.B. Add event.removeEventListener(); to window.onLoad event handler.C. Add event.removeEventListener(); toprintMessage function.D. Add event.stopPropagation(); to printMessage function.

Answer: D

 

NEW QUESTION 35
A developer needs to test this function:
01 const sum3 = (arr) => (
02 if (!arr.length) return 0,
03 if (arr.length === 1) return arr[0],
04 if (arr.length === 2) return arr[0] + arr[1],
05 return arr[0] + arr[1] + arr[2],
06 );
Which two assert statements are valid tests for the function?
Choose 2 answers

A. console.assert(sum3(1, '2')) == 12);B. console.assert(sum3(0)) == 0);C. console.assert(sum3('hello', 2, 3, 4)) === NaN);D. console.assert(sum3(-3, 2 )) == -1);

Answer: A,D

 

NEW QUESTION 36
Given the following code:

What will be the first four numbers logged?

A. 0012B. 0122C. 0123D. 0112

Answer: B

 

NEW QUESTION 37
Given the requirement to refactor the code above to JavaScript class format, which class definition is correct?

A. B. C. D.

Answer: A

 

NEW QUESTION 38
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