A developer uses a parsed JSON string to work with userinformation as in the block below:
01 const userInformation ={
02 “ id ” : “user-01”,
3 “email” : “user01@universalcontainers.demo”,
4 “age” : 25
Which two options access the email attribute in the object? Choose 2 answers

1. A. userInformation(“email”)
2. B. userInformation.get(“email”)
3. C. userInformation.email
4. D. userInformation(email)

Correct Answer: AC

A developer is wondering whether to use, Promise.then or Promise.catch, especially when a Promise throws an error?
Which two promises are rejected? Which 2 are correct?

1. A. Promise.reject(‘cool error here’).then(error => console.error(error));
2. B. Promise.reject(‘cool error here’).catch(error => console.error(error));
3. C. New Promise((resolve, reject) => (throw ‘cool error here’}).catch(error => console.error(error)) ;
4. D. New Promise(() => (throw ‘cool error here’}).then(null, error => console.error(error)));

Correct Answer: BC

A developer creates a simple webpage with an input field. 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?

1. A. Replace line 04 with console.log(input .value);
2. B. Replace line 03 with const input = document.getElementByName(‘input’);
3. C. Replace line 02 with button.addCallback(“click”, function() {
4. D. Replace line 02 withbutton.addEventListener(“onclick”, function() {

Correct Answer: A

Given the JavaScript below:
1 function filterDOM (searchString) {
2 const parsedSearchString = searchString && searchString.toLowerCase() ;
03 document.quesrySelectorAll(‘ .account’ ) . forEach(account => (
04 const accountName = account.innerHTML.toLOwerCase();
05 account. Style.display = accountName.includes(parsedSearchString) ? /*Insert code*/;
06 )};
07 }
Which code should replace the placeholder comment on line 05 to hide accounts that do not match thesearch string?

1. A. ‘ name ’ : ‘ block ’
2. B. ‘ Block ’ : ‘ none ’
3. C. ‘ visible ’ : ‘ hidden ’
4. D. ‘ hidden ’ : ‘ visible ’

Correct Answer: B

Which three browser specific APIs are available for developers to persist data between page loads ? Choose 3 answers

1. A. IIFEs
2. B. indexedDB
3. C. Global variables
4. D. Cookies
5. E. localStorage.

Correct Answer: ABE