Prepare Salesforce Javascript-Developer-I Exam

A developer is working on an ecommerce website where the delivery date is dynamically

calculated 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's

date + 9 days.

Which code meets this new requirement?

Which three statements are true about promises ?

Choose 3 answers

Given the code below:

01 function GameConsole (name) {

02 this.name = name;

03 }

04

05 GameConsole.prototype.load = function(gamename) {

06 console.log( ` $(this.name) is loading a game : $(gamename) ...`);

07 )

08 function Console 16 Bit (name) {

09 GameConsole.call(this, name) ;

10 }

11 Console16bit.prototype = Object.create ( GameConsole.prototype) ;

12 //insert code here

13 console.log( ` $(this.name) is loading a cartridge game : $(gamename) ...`);

14 }

15 const console16bit = new Console16bit(' SNEGeneziz ');

16 console16bit.load(' Super Nonic 3x Force ');

What should a developer insert at line 15 to output the following message using the

method ?

> SNEGeneziz is loading a cartridge game: Super Monic 3x Force . . .

A developer has the following array of student test grades:

Let arr = [ 7, 8, 5, 8, 9 ];

The Teacher wants to double each score and then see an array of the students

who scored more than 15 points.

How should the developer implement the request?

A test has a dependency on database.query. During the test the dependency is replaced

with an object called database with the method, query, that returns an array. The

developer needs to verify how many times the method was called and the arguments

used each time.

Which two test approaches describe the requirement?

Choose 2 answers