Exam Dumps VCE

NO.81 Refer to the code below:

Line 05 causes an error.
What are the values of greeting and salutation once code completes?

NO.82 A developer is setting up a new Node.js server with a client library that is built using events and callbacks.
The library:
* Will establish a web socket connection and handle receipt of messages to the server
* Will be imported with require, and made available with a variable called we.
The developer also wants to add error logging if a connection fails.
Given this info, which code segment shows the correct way to set up a client with two events that listen at execution time?

NO.83 Refer to the following code:

Which statement should be added to line 09 for the code to display. The truck 123AB has a weight of 5000 Ib. ‘?

NO.84 What is the result of the code block?

NO.85 Refer to the code below:

Which assertion accurately tests the above code?

NO.86 bar, awesome is a popular JavaScript module. the versions publish to npm are:

Teams at Universal Containers use this module in a number of projects. A particular project has the package, json definition below.

A developer runs this command: npm install.
Which version of bar .awesome is installed?

NO.87

Which code change should be done for the console to log the following when ‘Click me!’ is clicked’
> Row log
> Table log

NO.88 A developer is trying to convince management that their team will benefit from using Node.JS for a backend server that they are going to create. The server will be a web server that handles API requests from a website that the team has already built using HTML, CSS, and JavaScript.
Which three benefits of Node.js can the developer use to persuade their manager?
Which three benefits of Node.js can the developer use to persuade their manager?

NO.89 What is the result of the code block?

NO.90 Refer to the code below:
new Promise((resolve, reject) => {
const fraction = Math.random();
if( fraction >0.5) reject(“fraction > 0.5, ” + fraction);
resolve(fraction);
})
.then(() =>console.log(“resolved”))
.catch((error) => console.error(error))
.finally(() => console.log(” when am I called?”));

When does Promise.finally on line 08 get called?

NO.91 A developer uses a parsed JSON string to work with user information as in the block below:

Which two option access the email attributes in the object? Choose 2 answers

NO.92 bar, awesome is a popular JavaScript module. the versions publish to npm are:

Teams at Universal Containers use this module in a number of projects. A particular project has the package, json definition below.

A developer runs this command: npm install.
Which version of bar .awesome is installed?

NO.93 A developer has an ErrorMandler module that contains multiple functions.
What kind of export should be leveraged so that multiple function can be used?

NO.94 Universal Containers recently launched its new landing page to host a crowd-funding campaign. The page uses an external library to display some third-party ads. Once the page is fully loaded, it creates more than 50 new HTML items placed randomly inside the DOM, like the one in the code below:

All the elements includes the same ad-library-item class, They are hidden by default, and they are randomly displayed while the user navigates through the page.

NO.95 A developer wrote the following code to test a sum3 function that takes in an array of numbers and returns the sum of the first three numbers in the array. The test passes:

A different developer made changes to the behavior of sum3 to instead sum all of the number present In the array.
Which two results occur when running the test on the updated sum3 function?
Choose 2 answers

NO.96 Refer to the code below:
Let searchString = ‘ Look for this ‘;
Which two options remove the whitespace from the beginning of searchString? Choose 2 answers

NO.97 Universal Containers recently launched its new landing page to host a crowd-funding campaign. The page uses an external library to display some third-party ads. Once the page is fully loaded, it creates more than 50 new HTML items placed randomly inside the DOM, like the one in the code below:

All the elements includes the same ad-library-item class, They are hidden by default, and they are randomly displayed while the user navigates through the page.

NO.98 Refer to the following array:
Let arr1 = [1, 2, 3, 4, 5];
Which two lines of codes result in a second array, arr2, being created such that arr2 is not a reference to arr1? Choose 2 answers

NO.99 Considering type coercion, What does the following expression evaluate to?
True + ’13 ‘ + NaN

NO.100 Refer to the code snippet:
Function getAvailabilityMessage(item) {
If (getAvailability(item)){
Var msg =”Username available”;
}
Return msg;
}
A developer writes this code to return a message to user attempting to register a new
username. If the username is available, variable.
What is the return value of msg hen getAvailabilityMessage (“newUserName” ) is
executed and getAvailability(“newUserName”) returns false?

NO.101 Refer to the code:

Given the code above, which three properties are set for pet1? Choose 3 answers

NO.102 Refer to the code below:
01 const server = require(‘server’);
02 /* Insert code here */
A developer imports a library that creates a web server. The imported library uses events and callbacks to start the servers Which code should be inserted at the line 03 to set up an event and start the web server ?