Consider the following React component… function HappyBirthday() { const = useState(18); const celebrate = useCallback(() => { setAge(age + 1); }, []); return Happy Birthday! } What will be the value of age after the “Happy Birthday” button is clicked?

Which design principle refers to the visual element that first catches the viewer’s attention, often the center of interest in a composition?

Consider the following React component… function DataFetcher() {  useEffect(() => {    console.log(“A”);    fetch(“https://example.com/data”)      .then(r => {         console.log(“B”);      });  }, [])  console.log(“C”);  return Hello world!} Assuming the fetch request returns successfully, what are the first 3 letters, in order, printed to the console?

Which of the following best describes the purpose of a Cognitive Walkthrough in user interface design?

What is pagination in the context of web design?

Fetch requests happen synchronously.

You are designing a website with buttons for users to submit forms. You want to ensure the buttons have proper affordances. Is the following statement true or false? “Using a raised, clickable button design with a shadow gives users a clear affordance that the button is interactive and can be clicked.”

What is the purpose of props in React?

Which of the following HTTP methods is used for preflight requests?

Air pressure: