JavaScript-Developer-I Exam Question 26

Refer to HTML below:
<p> The current status of an Order: <span id ="status"> In Progress </span> </p>.
Which JavaScript statement changes the text 'In Progress' to 'Completed' ?
  • JavaScript-Developer-I Exam Question 27

    A developer implements and calls the following code when an application state change occurs:
    Const onStateChange =innerPageState) => {
    window.history.pushState(newPageState, ' ', null);
    }
    If the back button is clicked after this method is executed, what can a developer expect?
  • JavaScript-Developer-I Exam Question 28

    Given two expressions var1 and var2. What are two valid ways to return the logical AND of the two expressions and ensure it is data type Boolean ?
    Choose 2 answers:
  • JavaScript-Developer-I Exam Question 29

    A developer has the following array of student test grades:
    Let arr = [ 7, 8, 5, 8, 9 ];
    The Teacher wants to double each score and then see an array of the students who scored more than 15 points.
    How should the developer implement the request?
  • JavaScript-Developer-I Exam Question 30

    Given the JavaScript below:
    01 function filterDOM (searchString) {
    02 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 the search string?