Refer to the code below:
const addBy = ?
const addByEight =addBy(8);
const sum = addBYEight(50);
Which two functions can replace line 01 and return 58 to sum?
Choose 2 answers

• A.const addBy = function(num1){
  return function(num2){
  return num1 + num2;
  }
• B.const addBy = (num1) => num1 + num2 ;
• C.const addBy = function(num1){
  return num1 + num2;
  }
• D.const addBY = (num1) => (num2) => num1 + num2;

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Given the code below:
const copy = JSON.stringify([ new String(' false '), new Bollean( false ), undefined ]);
What is the value of copy?

• A.-- [ \"false\" , false, undefined ]--
• B.-- [ \"false\" ,false, null ]--
• C.-- [ false, { } ]--
• D.-- [ \"false\" , { } ]--

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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 following code:

What is the output of line 11?

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

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A developer creates a simple webpage with an input filed. When a user enters text In the input field and clicks the button, the actual value of the field must be displayed in the console.
Here is the HTML file content:

The developer wrote the JavaScript code below:

When the user clicks the button, the output is always ''hello''.
What needs to be done to make this code work as expected?

• A.Replace line 04 with console.log (input, value);
• B.Replace line 04 with button, addCallback (''click'', function ( ) (
• C.Replace line 04 with button.addEventListener (''onclick'', function ( ) (
• D.Replace line 04 with const input = document. getElementByName ('input') ;

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