... Appendix A Practice ExamCopyright © 2000 SYBEX Inc., Alameda, CA. www.sybex.com558 Appendix A Practice Exam33.The DIR attribute in HTML 4 indicates ... environment?A.JavaB.XMLC.VRMLD.HTMLCopyright © 2000 SYBEX Inc., Alameda, CA. www.sybex.com564 Appendix A Practice ExamAnswers to Practice Exam1.A. Site maps help people who don’t know what is on a site learn what ... 2000 SYBEX Inc., Alameda, CA. www.sybex.com566 Appendix A Practice Exam28.B. Of the items listed, the best answer is VPN because PPTP is a pro-tocol most often used to provide VPN functions...