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Java XML Online Quiz
Following quiz provides Multiple Choice Questions (MCQs) related to Java XML Framework. You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using Show Answer button. You can use Next Quiz button to check new set of questions in the quiz.
Q 1 - Which of the following is true about XML?
B - XML uses simple text format. It is human readable and understandable.
C - Using XSD, DTD and XML structure can be validated easily.
Answer : D
Explaination
All of the above options are correct.
Q 2 - Which of the following method returns the root element of the document in DOM Parsing?
Answer : B
Explaination
Document.getDocumentElement() returns the root element of the document in DOM Parsing.
Q 3 - Which of the following is true about JDOM Parser?
A - It is of low memory footprint.
Answer : C
Explaination
JDOM Parser is of low memory footprint and is nearly as fast as SAX.
Q 4 - Which of the following class of StAX parser provide iterator of events which can be used to iterate over events as they occur while parsing the XML document?
Answer : A
Explaination
XMLEventReader provide iterator of events which can be used to iterate over events as they occur while parsing the XML document.
Q 5 - XPath uses a path expression to select node or list of nodes from an xml document.
Answer : A
Explaination
XPath uses a path expression to select node or list of nodes from an xml document.
Q 6 - Which of the following XPath expression ensures that selection starts from the root node?
Answer : B
Explaination
/ ensures that selection starts from the root node.
Q 7 - Which of the following method of DOM4J Parser gets the root element of the XML?
Answer : C
Explaination
Document.getRootElement() gets the root element of the XML.
Q 8 - When to use a DOM Parser?
A - You need to know a lot about the structure of a document.
B - You need to move parts of the document around.
C - You need to use the information in the document more than once.
Answer : D
Explaination
In all of the above situations, DOM parsing is preferred.
Q 9 - What is a StAX Parser?
A - StAX is a JAVA based PULL API to parse XML document.
Answer : C
Explaination
StAX is a JAVA based PULL API to parse XML document. It is very quick API and uses streams.
Q 10 - Which of the following predicate selects the last student element that is the child of the class element?
Answer : B
Explaination
/class/student[last()] predicate selects the last student element that is the child of the class element.