How can you hide multiple HTML elements using JavaScript by adding a CSS class with hidden properties?
A). element.style.display = 'none';
B). element.classList.add('hidden');
C). element.style.visibility = 'hidden';
D). element.style.display = 'block';
How can you dynamically hide an HTML element using JavaScript based on a button click event?
A). element.style.visibility = 'hidden';
B). element.display = 'none';
C). element.style.display = 'none';
D). element.visibility = 'hidden';
How can you hide an HTML element using JavaScript without modifying its CSS properties directly?
A). Use the setAttribute() method to set display: none;.
B). Use the setStyle() method to set visibility: hidden;.
C). Use the removeAttribute() method to remove the element from the DOM.
D). Use the toggle() method to toggle between visible and hidden states.
What does setting the CSS visibility property to 'hidden' do to an HTML element?
A). It completely removes the element from the layout.
B). It hides the element without affecting its layout position.
C). It makes the element transparent but still visible.
D). It disables the element but keeps it visible in the layout.
How can you hide an HTML element using JavaScript without affecting its space in the layout?
A). element.style.display = 'none';
B). element.visibility = 'hidden';
C). element.style.visibility = 'hidden';
D). element.style.display = 'hidden';
How can you hide an HTML element using JavaScript without directly modifying its style properties?
A). Use the setAttribute() method to set display: none;.
B). Use the setStyle() method to set visibility: hidden;.
C). Use the removeAttribute() method to remove the element from the DOM.
D). Use the toggle() method to toggle between visible and hidden states.
What is the advantage of using CSS classes to hide HTML elements compared to inline styles in JavaScript?
A). Inline styles provide more flexibility in hiding elements.
B). CSS classes allow for better separation of concerns and reusability.
C). Inline styles offer better performance in hiding elements.
D). CSS classes increase code complexity and maintenance.
Which JavaScript method is commonly used to hide an HTML element by adding a CSS class with hidden properties?
A). element.style.visibility = 'hidden';
B). element.classList.add('hidden');
C). element.style.display = 'none';
D). element.classList.toggle('hidden');
How can you hide an HTML element using JavaScript by modifying its CSS display property?
A). element.style.visibility = 'hidden';
B). element.display = 'none';
C). element.style.display = 'none';
D). element.style.display = 'hidden';
How can you hide an HTML element using JavaScript by toggling its visibility state?
A). element.style.display = 'none';
B). element.style.visibility = 'hidden';
C). element.style.visibility = 'toggle';
D). element.toggle('hidden');