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Each department at Austin Technical College must maintain information on the associates degrees it offers; each associates degree must be approved by a college authority. Sabrina has created an XML vocabulary containing information about the different degrees offered by the Information Technology department. She wants you to create a schema to validate the degree information. Figure 3-38 shows the structures of the degrees vocabulary that youll create.
Sabrina already created a document containing a list of degrees currently offered by the Information Technology department. She wants the document validated based on a schema you create. Complete the following:
1. Using your XML editor open the degreestxt.xml and degreestxt.xsd les from the xml03 review folder enter your name and todays date in the comment section of each le and then save the les as degrees.xml and degrees.xsd respectively.
2. In the degrees.xsd le add the root schema element to the document and declare the XML Schema namespace using the xs prex and then save your work.
3. In the degrees.xml le attach the schema le degrees.xsd to this instance document indicating that the schema and instance document do not belong to any namespace and then save your work.
4. In the degrees.xsd le create the following named simple types: a. idType based on the ID data type and restricted to the regular expression pattern ITd{2}-d{3}-d{3} b. codeType based on the string data type and restricted to the following values MP SP WPA
5. Declare the degrees element containing the child element degree .
6. Declare the degree element containing the following sequence of nested child elements title approvalDate effectiveDate summary coordinator and comment . Set the following properties for the nested elements:
a. All of the child elements should contain string data except the approvalDate and effectiveDate elements which contain dates. The degree element should also support two required attributes degreeID and degreeCode . The degreeID attribute contains idType data while the degreeCode attribute contains codeType data.
b. The degree element must occur at least once but its upper limit is unbounded. The approvalDate element is optional. The comment element is optional and it may occur multiple times. All other elements are assumed to occur only once.
c. Each comment element requires a date attribute of the date data type.
7. Save your changes to the degrees.xsd le and then validate the schema document. Correct any errors you nd.
8. Validate the degrees.xml le against the schema document you created. Correct any validation errors you discover in the instance document.
degreestxt.xml document
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Janis Wu contacted regards heads up on approval. Official paperwork is being sent
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Taylor Wapner assigned as coordinator
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Christiana Sanchez assigned as coordinator
Taylor Wapner contact regards heads up on approval. Official paperwork is being sent
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degreestxt.xsd