Refer to the code below:
01 const server = require('server');
02 /* Insert code here */
A developer imports a library that creates a web server. Theimported library uses events and callbacks to start the servers Whichcode should be inserted at the line 03 to set up an event and start the web server ?

• A.Server.start ();
• B.console.log( 'Listening on ', port);
• C.server.on(' connect ' , ( port) => {console.log('Listening on ' , port) ;})
• D.serve(( port) => (
• E.server()

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A developer implements a function that adds a few values.

Which three options can the developer invoke for this function to get a return vale of 10? Choose 3 answers

• A.Sum (5) (5)
• B.Sum (5, 5) ()
• C.Sum () (10)
• D.Sum (10) ()
• E.Sum () (5, 5)

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Refer to the following code:

What is the output of line 11?

• A.["foo:1", "bar:2"]
• B.[1,2]
• C.["foo", "bar"]
• D.["bar", "foo"]

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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.

• A.Use the DOM inspector to remove all the elements containing the class ad-library-item.
• B.Use the DOM inspector to prevent the load event to be fired.
• C.Use the browser to execute a script that removes all the element containing the class ad-library-item.
• D.Use the browser console to execute a script that prevents the load event to be fired.

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Refer to the code below:
01 const exec = (item, delay) =>{
02 new Promise(resolve => setTimeout( () => resolve(item), delay)),
03 async function runParallel() {
04 Const (result1, result2, result3) = await Promise.all{
05 [exec ('x', '100') , exec('y', 500), exec('z', '100')]
06 );
07 return `parallel is done: $(result1) $(result2)$(result3)`;
08 }
}
}
Which two statements correctly execute the runParallel () function?
Choose 2 answers

• A.runParallel () .then(function(data) return data
• B.runParallel () .then(data);
• C.runParallel ( ). done(function(data){
  return data;
  });
• D.Async runParallel () .then(data);

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