Q
How can you change the style (CSS) of an HTML element using JavaScript?

Answer & Solution

Answer: Option A
Solution:
To change the style (CSS) of an HTML element using JavaScript, you can directly modify the style property of the element. For example, element.style.property = 'value'; sets the CSS property 'property' to 'value' for the element.
Related Questions on Average

How can you remove an attribute from an HTML element using JavaScript?

A). element.removeAttribute('attributeName');

B). element.attributeName = '';

C). element.removeAttribute('attributeName', 'value');

D). element.attributeName.remove();

How can you dynamically change the source (URL) of an image element using JavaScript?

A). element.src = 'newimage.jpg';

B). element.setSource('newimage.jpg');

C). element.setAttribute('src', 'newimage.jpg');

D). element.changeSource('newimage.jpg');

How can you add a CSS class to an HTML element using JavaScript?

A). element.classList.add('className');

B). element.className = 'className';

C). element.setAttribute('class', 'className');

D). element.addClass('className');

How can you remove a CSS class from an HTML element using JavaScript?

A). element.classList.remove('className');

B). element.className = '';

C). element.setAttribute('class', '');

D). element.removeClass('className');

How can you hide an HTML element using JavaScript?

A). element.style.display = 'none';

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

C). element.visible = false;

D). element.style.opacity = 0;

How can you show a hidden HTML element using JavaScript?

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

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

C). element.visible = true;

D). element.style.opacity = 1;

How can you change the href attribute of an anchor (link) element using JavaScript?

A). element.href = 'https://example.com';

B). element.setAttribute('href', 'https://example.com');

C). element.setHref('https://example.com');

D). element.changeHref('https://example.com');

How can you set the font size of an HTML element using JavaScript?

A). element.style.fontSize = 'size';

B). element.style.fontsize = 'size';

C). element.fontsize = 'size';

D). element.size = 'size';

How can you set the text alignment of an HTML element using JavaScript?

A). element.style.textAlign = 'alignment';

B). element.style.align = 'alignment';

C). element.textAlign = 'alignment';

D). element.align = 'alignment';

How can you enable a disabled HTML button using JavaScript?

A). element.disabled = false;

B). element.removeAttribute('disabled');

C). element.enable();

D). element.enable = true;