Answer:
Explanation:
a)use order by clause for sorting
for $x in doc("books.xml")/bib/book order by xs:float($x/price) return $x/title (default sorted in ascending order)
or
for $x in doc("books.xml")/bib/book order by xs:float($b/price) descending return $b/title (sorted in descending order)
b)doc("books.xml")//book[author = 'Abiteboul']
c)for $x in distinct-values(doc("bib.xml")/bib/book/author)
return <res>
<name>{$x}</name>
<count>
{count (doc("bib.xml")//book[exists(indexof(author,$x))]) }
</count>
<res>
LAN - Local area network :P
Answer:
1. Open Shortest Path First (OSPF)
2. Border Gateway Protocol (BGP)
3. Routing and Remote Access Service (RRAS)
4. Frame relay
5. Synchronous
6. Virtual
7. Committed Information Rate (CIR)
8. Integrated Services Digital Network (ISDN)
9. Asynchronous Transfer Mode (ATM)
10. Basic Rate Interface (BRI).