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Id

Exercises Videos Discussion

Q1.

What is the purpose of the id attribute?

A. To style multiple elements

B. To uniquely identify an element

C. To group elements

D. To create tables

Q2.

Which CSS selector is used to target an id?

A. .

B. #

C. *

D. %

Q3.

Which of the following is correct?

A. Two elements can have the same id

B. Each id must be unique

C. id works only in CSS

D. id cannot be used in JavaScript

Q4.

Which example uses id correctly?

A. <p ID="para1">Text</p>

B. <p id="123para">Text</p>

C. <p id="para">Text</p>

D. <p id="para" id="text">Text</p>

Q5.

IDs are mainly used for:

A. CSS styling

B. JavaScript targeting

C. Page navigation

D. D. All of the above