Question 1: What is the main difference between HTML and XHTML?
Question 2: What is the full form of XHTML?
Question 3: Which tag is always mandatory in XHTML?
Question 4: How are self-closing tags used in XHTML?
Question 5: What is the difference in attribute values between HTML and XHTML?
Question 6: What is the root element of an XHTML document?
Question 7: What does proper nesting of elements mean in XHTML?
Question 8: Which feature enforces strict syntax in XHTML?
Question 9: Which was the first version of XHTML?
Question 10: Which language's guidelines does XHTML follow?