HTML Questions

  1. What does a doctype do?
    It's an instruction to the web browser about what version of HTML the page is written in.
  2. What's the difference between standards mode and quirks mode?
    • There are now three modes used by the layout engines in web browsers: quirks mode, almost standards mode, and full standards mode.
    • In quirks mode, layout emulates nonstandard behavior in Navigator 4 and Internet Explorer 5
    • In full standards mode, the behavior is (hopefully) the behavior described by the HTML and CSS specifications.
  3. What's the difference between HTML and XHTML?
    • XHTML - EXtensible HyperText
    • Markup Language: XHTML is HTML redesigned as XML.
    • XHTML - must be properly nested, always closed, empty elements must be closed too, lowercase, attributes must be lowercase, attribute minimization is forbidden
  4. Are there any problems with serving pages as application/xhtml+xml?
    • Not compatible in ever browser
    • browsers will display xml parse errors
Card Set
HTML Questions
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