How many elements will be in the output of the following query? (pick the range containing that number) let $doc: doc("mydoc.xml") for $item in $doc/products/ for $title in $doc/products/"//title return [$item].[$title]

Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Consider the following XML file (which is located in some file called mydoc.xml):
title
author
book
hardcover
book
ebook
title edition title
products
author
film
format format
title
medium,
variant
price
How many <pair> elements will be in the output of the following query? (pick the range containing that number)
let $doc:= doc("mydoc.xml")
for $item in $doc/products/*
for $title in $doc/products/"//title
return <pair>{$item].[$title]</pair>
Transcribed Image Text:Consider the following XML file (which is located in some file called mydoc.xml): title author book hardcover book ebook title edition title products author film format format title medium, variant price How many <pair> elements will be in the output of the following query? (pick the range containing that number) let $doc:= doc("mydoc.xml") for $item in $doc/products/* for $title in $doc/products/"//title return <pair>{$item].[$title]</pair>
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