Practice I10-003 Exam Online

Question 1

Assume that a certain XMLDB can perform a validation check using DTD when inserting an XML document. Select two of the following that are unsuitable when using the xml:id attribute to manage the uniqueness of XML document elements. Assume that the XMLDB can properly process the xml:id attribute, and that an error is reported when a violation of the xml:id specification occurs.

A : The xml:id attribute can be defined as the ID type using DTD

B : Duplication errors in the values of the xml:id attribute cannot be detected unless a validation check is performed

C : Duplications may occur in the values of the xml:id attribute when combining two XML documents (neither having errors related to xml:id attributes) into one XML document

D : Duplication errors in the values of the xml:id attribute cannot be detected when the XMLDB does not support XML namespaces

Answer: B,D

Question 2

Select the correct result of executing the following [XQuery] on [example xml] referenced in a separate window.