How can you hide an HTML element from the user interface using JavaScript?
A). element.style.display = 'none';
B). element.style.visibility = 'hidden';
C). element.visible = false;
D). element.style.opacity = 0;
How can you dynamically add a new paragraph element to an HTML document using JavaScript?
A). document.createElement('p') followed by appendChild()
B). document.getElementById('newParagraph').textContent = 'New Paragraph';
C). document.querySelector('p').innerText = 'New Paragraph';
D). document.innerHTML = '<p>New Paragraph</p>';
Which JavaScript method is commonly used to create a new HTML element dynamically?
A). document.createElement()
B). document.appendElement()
C). document.makeElement()
D). document.createNode()
How can you change the text color of an HTML element using JavaScript?
A). element.style.color = 'blue';
B). element.textColor = 'blue';
C). element.style.textColor = 'blue';
D). element.color = 'blue';
Which JavaScript method allows you to change the text content of an HTML element?
A). innerHTML
B). setAttribute
C). textContent
D). createElement
Which JavaScript event is triggered when a user clicks on an HTML element?
A). click
B). hover
C). submit
D). change
How can you change the font size of an HTML element using JavaScript?
A). element.style.fontSize = '16px';
B). element.style.font = '16px';
C). element.fontSize = '16px';
D). element.font = '16px';
Which JavaScript method is used to replace one HTML element with another in the DOM?
A). replaceChild()
B). replaceElement()
C). replaceNode()
D). element.replaceWith()
What does the removeChild() method do in JavaScript?
A). Removes a specified child node from an existing element in the DOM
B). Appends a new child node to an existing element in the DOM
C). Replaces an existing child node with a new node in the DOM
D). Creates a new parent node for an existing child node in the DOM
How can you dynamically change the background color of an HTML element based on user actions using JavaScript?
A). Use event listeners like addEventListener to detect user actions and update the element's background color
B). Use inline JavaScript in the HTML element's onclick attribute to change the background color
C). Use the onHover event directly in the HTML element's tag to change the background color
D). Use the element.background = 'color'; property in JavaScript to directly modify the element's background color