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');
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.
How can you hide an HTML element using JavaScript by modifying its inline style directly?
A). element.setAttribute('style', 'display: none;');
B). element.style.display = 'none';
C). element.style.visibility = 'hidden';
D). element.display = 'none';
How can you hide an HTML element using JavaScript by modifying its CSS class?
A). element.style.display = 'none';
B). Add an external CSS file to the HTML document and link it.
C). Use the classList property to add a class with hidden properties.
D). element.classList.add('hidden');
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.
Which property is commonly used in JavaScript to hide an HTML element without removing its space in the layout?
A). visibility
B). hidden
C). display
D). none
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 hide an HTML element using JavaScript without directly modifying its CSS or inline styles?
A). Use the classList property to add a class with hidden properties.
B). Use the setAttribute() method to set display: none;.
C). Use the style property to set visibility: hidden;.
D). Use the toggle() method to toggle between visible and hidden states.
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 affecting its layout position?
A). element.style.display = 'none';
B). element.style.visibility = 'hidden';
C). element.style.position = 'absolute';
D). element.style.opacity = '0';