Question 1

developer is trying to convince management that their team will benefit from usingNode.js for a backend server that they are going to create. The server will be a web server thathandles API requests from a website that the team has already built using HTML, CSS, andJavaScript.Which three benefits of Node.js can the developer use to persuade their manager?Choose 3 answers:

Options :

A : I nstalls with its own package manager to install and manage third-party libraries.

B : Ensures stability with one major release every few years.

C : Performs a static analysis on code before execution to look for runtime errors.

D : Executes server-side JavaScript code to avoid learning a new language.

E : User non blocking functionality for performant request handling .

Answer: A,C

Question 2

Given the JavaScript below:Which code should replace the placeholder comment on line 05 to highlight accounts that match the search string'

Options :

A : 'yellow' : null

B : null : 'yellow'

C : 'none1 : 'yellow'

D : 'yellow : 'none'

Answer: D

Question 3

Which three actions can be using the JavaScript browser console?Choose 3 answers:

Options :

A : View and change DOM the page.

B : Display a report showing the performance of a page.

C : Run code that is not related to page.

D : view , change, and debug the JavaScript code of the page.

E : View and change security cookies.

Answer: A,C,D

Question 4

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 5

Refer to the following array:Let arr1 = [ 1, 2, 3, 4, 5 ]; Capture Which two lines of code result in a second array, arr2 being created such that arr2 is nota reference to arr1?

Options :

A : Let arr2 = arr1.slice(0, 5);

B : Let arr2 = Array.from(arr1);

C : Let arr2 = arr1;

D : Let arr2 = arr1.sort();

Answer: A,B

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