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 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.
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
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 setting its display property to 'none' in an external CSS file?
A). element.style.display = 'none';
B). Link the HTML file to an external CSS file with a class that sets display: none;.
C). Import the external CSS file using JavaScript and apply it to the element.
D). element.display = 'none';
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 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 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');
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');
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.