Question 1

A developer is working on an ecommerce website where the delivery date is dynamicallycalculated based on the current day. The code line below is responsible for this calculation.Const deliveryDate = new Date ();Due to changes in the business requirements, the delivery date must now be today'sdate + 9 days.Which code meets this new requirement?

Options :

A : deliveryDate.setDate(( new Date ( )).getDate () +9);

B : deliveryDate.setDate( Date.current () + 9);

C : deliveryDate.date = new Date(+9) ;

D : deliveryDate.date = Date.current () + 9;

Answer: A

Question 2

Considering type coercion, what does the following expression evaluate to?True + '13' + NaN

Options :

A : ' 113Nan '

B : 14

C : ' true13 '

D : ' true13NaN '

Answer: D

Question 3

Refer to the code below:let timeFunction =() => {console.log('Timer called.'');};let timerId = setTimeout (timedFunction, 1000);Which statement allows a developer to cancel the scheduled timed function?

Options :

A : removeTimeout(timedFunction);

B : removeTimeout(timerId);

C : clearTimeout(timerId);

D : clearTimeout(timedFunction);

Answer: C

Question 4

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

Options :

A : super (body, author, viewCount) {

B : Function Post (body, author, viewCount) {

C : constructor (body, author, viewCount) {

D : constructor() {

Answer: C

Question 5

Refer to the code below:Which value can a developer expect when referencing country,capital,cityString?

Options :

A : 'London'

B : undefined

C : An error

D : 'NaN'

Answer: D

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