Refer to the following code:

• A.Inner message
  Outer message
• B.Outer message
• C.Outer message
  Inner message
• D.Button message

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The developer wants to test the array shown:
Const arr = Array (5) . fill (0);
Which two test are the most accurate for this array? Choose 2 answers

• A.Arr. forEach (elem => console .assert (elem === 0) );
• B.Console,assert(arr.length === 5) ;
• C.Console,assert(arr(0) === 0 $$ arr (arr .longth ) === 0) ;
• D.Console. Assert (arr. Length > 0) ;

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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 ws.
The developer also wants to add error logging if a connection fails.
Given this information, which code segment show the correct way to set up a client two events that listen at execution time?
A)

B)

C)

D)

• A.Option D
• B.Option B
• C.Option C
• D.Option A

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Which code statement below correctly persists an objects in local Storage ?

• A.const setLocalStorage = (storageKey, jsObject) => {
  window.localStorage.setItem(storageKey, JSON.stringify(jsObject));
  }
• B.const setLocalStorage = ( jsObject) => {
  window.localStorage.connectObject(jsObject));
  }
• C.const setLocalStorage = ( jsObject) => {
  window.localStorage.setItem(jsObject);
  }
• D.const setLocalStorage = (storageKey, jsObject) => {
  window.localStorage.persist(storageKey, jsObject);
  }

Correct Answer: A

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Refer to the code below:

What is result of the code block?

• A.The console logs 'flag' and another flag',
• B.An error is thrown.
• C.The console logs flag' and then an error is thrown.
• D.The console logs only 'flag',

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