QUESTION: 37

Which function should a developer use to repeatedly execute code at a fixed interval ?

setIntervel
setTimeout
setPeriod
setInteria

Answer(s): A

Refer to the code below:
Function changeValue(obj) {
Obj.value = obj.value/2;
}
Const objA = (value: 10);
Const objB = objA;
changeValue(objB);

Const result = objA.value;
What is the value of result after the code executes?

10
Nan
5
Undefined

Answer(s): C

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QUESTION: 39

Given HTML below:
<div>
<div id ="row-uc"> Universal Container</div>
<div id ="row-aa">Applied Shipping</div>
<div id ="row-bt"> Burlington Textiles </div>
</div>
Which statement adds the priority = account CSS class to the universal Containers row ?

Document .querySelector(`#row-uc').classes.push(`priority-account');
Document .queryElementById(`row-uc').addclass(`priority-account');
Document .querySelector(`#row-uc').classList.add(`priority-account');
Document .querySelectorALL(`#row-uc').classList.add(`priority-account');

Answer(s): B

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QUESTION: 40

Refer to the code below:
const addBy = ?

const addByEight =addBy(8);
const sum = addBYEight(50);
Which two functions can replace line 01 and return 58 to sum? Choose 2 answers

const addBy = function(num1){
return function(num2){
return num1 + num2;
}
const addBy = function(num1){
return num1 + num2;
}
const addBy = (num1) => num1 + num2 ;
const addBY = (num1) => (num2) => num1 + num2;

Answer(s): A,D

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