<div>Using object literal enhancement, you can put values back into an object. When you log person to the console, what is the output?</div> <div> <pre class=language-javascript><code>const name = 'Venkat'; const age = 30; const person = { name, age }; console.log(person);</code></pre> </div>

ReactJS - Quiz(MCQ)

Using object literal enhancement, you can put values back into an object. When you log person to the console, what is the output?

const name = 'Venkat';
const age = 30;
const person = { name, age };
console.log(person);

{{name: "Venkat", age: 30}}

{name: "Venkat", age: 30}

{person: "Venkat", person: 30}}

{person: {name: "Venkat", age: 30}}

Correct Answer : {name: "Venkat", age: 30}

Recent Updates in React.JS

Q .

What do you need to change about this code to get it to run?

class clock extends React.Component {
  render() {
    return <h1>Look at the time: {this.props.time}</h1>;
  }
}

Remove this

Capitalize clock

Remove the render method

Add quotes around the return value

Correct Answer : Capitalize clock

Q .

Which Hook could be used to update the document's title?

useEffect(function updateTitle() { document.title = name + ' ' + lastname; });

useEffect(() => { title = name + ' ' + lastname; });

useEffect(function updateTitle() { name + ' ' + lastname; });

useEffect(function updateTitle() { title = name + ' ' + lastname; });

Correct Answer :

useEffect(function updateTitle() { document.title = name + ' ' + lastname; });