Q
Which JavaScript method is commonly used to show an HTML element by adding a CSS class with visible properties?

Answer & Solution

Answer: Option B
Solution:
The classList.add('visible') method is commonly used in JavaScript to show an HTML element by adding a CSS class with visible properties. This class typically sets the display or visibility property to make the element visible.
Related Questions on Average

How can you show an HTML element using JavaScript by modifying its visibility property?

A). element.style.visibility = 'visible';

B). element.visibility = 'visible';

C). element.style.display = 'visible';

D). element.style.display = 'block';

How can you show an HTML element using JavaScript without directly modifying its CSS properties?

A). Use the setAttribute() method to set display: block;.

B). Use the setStyle() method to set visibility: visible;.

C). Use the removeAttribute() method to remove the element from the DOM.

D). Use the toggle() method to toggle between visible and hidden states.

How can you show an HTML element using JavaScript by modifying its display property in an external CSS file?

A). element.style.display = 'visible';

B). Add an external CSS file to the HTML document and link it.

C). Use the classList property to add a class with visible properties.

D). element.classList.add('visible');

What is the advantage of using the classList property to show 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 show an HTML element using JavaScript by modifying its CSS class?

A). element.style.display = 'visible';

B). Add an external CSS file to the HTML document and link it.

C). Use the classList property to add a class with visible properties.

D). element.classList.add('visible');

How can you show multiple HTML elements using JavaScript by adding a CSS class with visible properties?

A). element.style.visibility = 'visible';

B). element.classList.add('visible');

C). element.style.display = 'block';

D). element.classList.toggle('visible');

How can you dynamically show an HTML element using JavaScript based on user interaction?

A). element.style.visibility = 'visible';

B). element.style.display = 'visible';

C). element.show();

D). element.style.display = 'block';

How can you show an HTML element using JavaScript by modifying its CSS properties?

A). element.style.visibility = 'visible';

B). element.visibility = 'visible';

C). element.style.display = 'visible';

D). element.style.display = 'block';

How can you show an HTML element using JavaScript by toggling its visibility state?

A). element.style.display = 'visible';

B). element.style.visibility = 'visible';

C). element.style.visibility = 'toggle';

D). element.toggle('visible');

How can you show an HTML element using JavaScript by modifying its inline style directly?

A). element.setAttribute('style', 'display: block;');

B). element.style.display = 'visible';

C). element.style.visibility = 'visible';

D). element.display = 'block';