How can you dynamically change the font family of an HTML element using JavaScript?
A). Use the element.style.fontFamily property to set the desired font family
B). Use the element.fontFamily = 'fontName'; property to directly modify the element's font family
C). Use inline CSS within the HTML element's tag to specify the font family
D). Use external CSS files and link them to the HTML document
What does the appendChild() method do in JavaScript?
A). Appends a new child node to an existing element in the DOM
B). Removes a child node from 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 add a CSS class to an HTML element using JavaScript?
A). element.classList.add('className');
B). element.className = 'className';
C). element.style.class = 'className';
D). element.addClass('className');
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 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>';
What is the purpose of the setAttribute() method in JavaScript?
A). To set or change the value of an attribute on an HTML element
B). To set or change the text content of an HTML element
C). To set or change the source (URL) of an image element
D). To set or change the background color of an HTML element
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
Which JavaScript method is used to replace one HTML element with another in the DOM?
A). replaceChild()
B). replaceElement()
C). replaceNode()
D). element.replaceWith()
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 allows you to change the text content of an HTML element?
A). innerHTML
B). setAttribute
C). textContent
D). createElement