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Question:
(a) Explain the five different types of element content defined by DTDs.
(b) Compare XML schema's against DTDs.
(c) Consider the following two element declarations from an XML DTD:
where all elements not declared are assumed to have content models of #PCDATA.
(i) Assume that the information about the isbn of a book is to be represented as an attribute rather than an element.
Write down an appropriate attribute declaration for an isbn attribute.
(ii) Write an XPath expression to find books that have more than 2 authors.
(iii) Write down an XML document of type book that is valid with respect to the above DTD using the fewest number of elements possible.
What are the Input devices Various devices are available for data input on graphics workstations. Most systems have a keyboard and one or more additional devices specially desi
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Let Consider a multiple regression model for a response y, with one quantitative idividually variable x1, and one qualitative variable at three levels. a) Write a first-order m
Diiference between ROM and PROM. ROM: It also called Read Only Memory is a Permanent Memory. The data is permanently stored and cannot be changed in Permanent ROM. This can o
discuss hypertext mark up language
Which is not a valid page replacement policy? Ans. RU policy (Recurrently used) is not a valid page replacement policy.
Give brief explanation about the keyboards Keyboards are generally not offered as the number of options is limited and owners of the system do not want customers keying in info
What is virtual address? The binary address that the processor used for either instruction or data known as virtual address.
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