Semantic Web and Linked Data Flashcards

1
Q

what did we use to organise data in the module

A
uml class diagram
xml
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2
Q

what did we use to create meta data in the module

A

xml

dtd

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3
Q

what did we use to access our data in the module

A

xpath

xquery

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4
Q

what is uml standard maintained by

A

Object Management Group

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5
Q

what is XML maintained by

A

W3c (world wide web consortium)

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6
Q

what are the classes of metadata

A
domain specific
direct content based
content descriptive
content dependent
content independent
domain independent
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7
Q

what does the web enable people to do

A

easily retrieve documents and data

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8
Q

what will the web of data enable people to do

A

create a global data base of data linked in insightful ways

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9
Q

what are the primary objects in the web of documents

A

documents

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10
Q

what are the primary objects in the web of data

A

descriptions of things

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11
Q

what are the links between the primary objects in the web of documents

A

parts of documents

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12
Q

the web of documents is designed for what type of consumption

A

human

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13
Q

the web of data is designed for who to consume

A

both human and computer

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14
Q

what do standards represent

A

the best practice were at at the moment and can be used to learn more and redesign standards going forward

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15
Q

in the web of data, as well as the data being made available, what else should be made available

A

links between data

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16
Q

what is linked data

A

initiative same as www

everyone can contribute to data in a linked and open way using standardised technologies

17
Q

what is an information resource

A

information presented to the user

18
Q

what is a non information resource

A

used by computer

19
Q

what is URI used for

A

to name thigs

20
Q

what does URI stand for

A

uniform resource identifiers

21
Q

what is RDF used for

A

to represent things

22
Q

what does RDF stand for

A

resource description framwork

23
Q

what is HTTP used for

A

to obtain representations from RDFs

24
Q

what does HTTP stand for

A

Hypertext Transfer Protocol

25
Q

what is the querying language that is used on the semantic web

A

SPARQL

26
Q

why is proof and trust topical in semantic web

A

to ensure the data is the right quality and the right people are getting access to that data

what people are deciding what things mean and is this ethical

27
Q

what is included in the sematic web stack

A
URI
XML
Cyrptography
Resource Description Framework
RDF Schema
Web Ontology language
SPARQL
Rules (RIF and SWRL)
28
Q

what does OWL stand for

A

web ontology language

29
Q

what does on an ontological level mean

A

meaning of the data and the realtionships between the data

30
Q

what is a URI

A

a compact
sequence of characters that identifies an abstract or
physical resource

31
Q

Syntax of a URI

A

scheme “:” hier-part[”?” query] [”#” fragment]

32
Q

example scheme

A

http

33
Q

when uri is looked up using http protocol, who is it suitable for

A

humans

34
Q

what makes something suitable for humans

A

HTML
PDFs
pictures etc

35
Q

what makes something suitable for computers

A

machine readable formats such as RDF

36
Q

what are the 2 uri processinf styles for NIR

A
303 redirect
#URIs
37
Q

what are the three things in a RDF triple

A

subject
predicate
object

38
Q

RDF triples are written in what order within an XML file

A

subject
predicate
object

39
Q

the predicate is what

A

the relationship