CSS Selectors

Which of the following is a type of CSS selector that targets an element with a specific ID?

• Class Selector

• ID Selector

• Universal Selector

• Attribute Selector

What is the primary purpose of a class selector in CSS?

• To apply styles to a single element

• To apply styles to multiple elements

• To apply styles based on the element's type

• To apply styles to all elements

In the CSS box model, which of the following properties is used to create space outside an element's border?

• Padding

• Margin

• Border

• Width

If you have the following CSS rule: #header { color: blue; }, which selector is being used?

• Class Selector

• ID Selector

• Element Selector

• Group Selector

Which of the following statements best describes CSS specificity?

• It determines the order of styles applied to an element.

• It is the method of applying styles to all elements.

• It is the way to group multiple selectors.

• It is the process of creating new CSS rules.

Given the following CSS rules, which will take precedence if both are applied to the same element? css #nav { color: red; } .nav { color: green; }

• The ID selector (#nav)

• The class selector (.nav)

• Both will have equal precedence

• The element will not be styled

Evaluate the following CSS rule: `.button { background-color: blue; }`. What will happen if an element has both the class "button" and an inline style that sets `background-color: red;`?

• The element will have a blue background.

• The element will have a red background.

• The element will have no background color.

• The element will have a background color of both blue and red.

Create a CSS rule that applies a border to all elements with the class "highlight". Which of the following is correct?

• .highlight { border: 1px solid black; }

• #highlight { border: 1px solid black; }

• highlight { border: 1px solid black; }

• .highlight { border: solid black; }

If you want to ensure that a specific style is applied to an element regardless of other styles, which CSS selector should you use?

• Class Selector

• ID Selector

• Inline Style

• Universal Selector