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 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';
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.
What is the advantage of using the classList property to hide HTML elements compared to directly modifying CSS properties?
A). It allows for more granular control and better readability.
B). It provides better performance and faster execution.
C). It simplifies code structure and improves cross-browser compatibility.
D). It increases code complexity and maintenance.
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 display property in an external CSS file?
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 happens to an HTML element when its display property is set to 'none' using JavaScript?
A). It is removed from the DOM.
B). It becomes invisible but still occupies space in the layout.
C). It becomes visible but disabled.
D). It becomes hidden but still interacts with the layout.
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 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');