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 thisnew requirement?

1. A. deliveryDate.setDate(( new Date ( )).getDate () +9);
2. B. deliveryDate.setDate( Date.current () + 9);
3. C. deliveryDate.date = new Date(+9) ;
4. D. deliveryDate.date = Date.current () + 9;

Correct Answer: A

A developer wants to setup a secure web server with Node.js. The developer creates a directory locally called app-server, and the first file is app-server/index.js
Without using any third-party libraries, what should the developer add to index.js to create the secure web server?

1. A. const https =require(‘https’);
2. B. const server =require(‘secure-server’);
3. C. const tls = require(‘tls’);
4. D. const http =require(‘http’);

Correct Answer: A

Refer to the code below:

What is the value of result when the code executes?

1. A. 10-10
2. B. 5-5
3. C. 10-5
4. D. 5-10

Correct Answer: A

Refer to the code below: FunctionPerson(firstName, lastName, eyecolor) { this.firstName =firstName;
this.lastName = lastName;
this.eyeColor = eyeColor;
}
Person.job = ‘Developer’;
const myFather = new Person(‘John’, ‘Doe’); console.log(myFather.job);
What is the output after the codeexecutes?

1. A. ReferenceError: eyeColor is not defined
2. B. ReferenceError: assignment to undeclared variable “Person”
3. C. Developer
4. D. Undefined

Correct Answer: D

developer publishes a new version of a package with new features that do not break backward compatibility. The previous version number was 1.1.3.
Following semantic versioning format, what should the new package version number be?

1. A. 2.0.0
2. B. 1.2.3
3. C. 1.1.4
4. D. 1.2.0

Correct Answer: D