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Informatik 2 > Mentorium > Flashcards

Mentorium Flashcards

1
Q

DTD Cardinality

A

Empty: Exactly one value is necessary
+ At least one value
? None or 1 value
* none or multiple values

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2
Q

DTD Cardinality

A

Empty: Exactly one value is necessary
+ At least one value
? None or 1 value
* none or multiple values

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3
Q

DTD Content

A 
EMPTY empty element
ANY any content
| selection list
, sequence
() grouping
(#PCDATA) nothing else coming
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4
Q

Start of XML Doc

A
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5
Q

Start of DTD

A

]>

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6
Q

Element of DTD

A
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7
Q

Use case diagram

A 
Use case (circle) 
User/Actor (strichmännchen)
Association (bind actor and case)
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8
Q

Use case diagram generalization

A

Empty arrow towards the big use case

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9
Q

Use case diagram extend

A

Gestrichelter Arrow with “extend”

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10
Q

Use case diagrams include

A

Gestrichelter Arrow with “include”

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11
Q

Activity diagram

A

Initial state/final state (Dot/Dot surrounded)
Activity (gerundetes rechteck)
Decision (raute)
Split/join –> | –> –> |
|–> –> | –>
Responsibility (Rechteck)
Activity flow (Arrow)

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12
Q

What is the model

A

Representation, abstraction, pragmatism

Consistent correspondence of structure and behavior are required
Modeling function has to be homomorph transformation

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13
Q

Meta model

A

Language to define the model

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14
Q

Enterprise model

A

Control view: event driven process chains

  • Organizational view: organizational chart
  • Data view: entity relationship model
  • functional view: function tree
  • resource view: Products tree
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15
Q

Three-tier model

A

Presentation tier
logic tier
data tier

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16
Q

Three-tier model on server architecture

A

Central server DLP -

Distributed presentation DLP - P
Remote presentation DL - P
Distributed application DL - LP
Remote database D - LP
Distributed database D - DLP

File server - DLP

17
Q

Three-tier model on server architecture

A

Central server DLP -

Distributed presentation DLP - P
Remote presentation DL - P
Distributed application DL - LP
Remote database D - LP
Distributed database D - DLP

File server - DLP

18
Q

DTD Content

A 
EMPTY empty element
ANY any content
| selection list
, sequence
() grouping
(#PCDATA) nothing else coming
19
Q

Start of XML Doc

A
20
Q

Start of DTD

A

]>

21
Q

Element of DTD

A
22
Q

Use case diagram

A 
Use case (circle) 
User/Actor (strichmännchen)
Association (bind actor and case)
23
Q

Use case diagram generalization

A

Empty arrow towards the big use case

24
Q

Use case diagram extend

A

Gestrichelter Arrow with “extend”

25
Q

Use case diagrams include

A

Gestrichelter Arrow with “include”

26
Q

Activity diagram

A

Initial state/final state (Dot/Dot surrounded)
Activity (gerundetes rechteck)
Decision (raute)
Split/join –> | –> –> |
|–> –> | –>
Responsibility (Rechteck)
Activity flow (Arrow)

27
Q

What is the model

A

Representation, abstraction, pragmatism

Consistent correspondence of structure and behavior are required
Modeling function has to be homomorph transformation

28
Q

Meta model

A

Language to define the model

29
Q

Enterprise model

A

Control view: event driven process chains

  • Organizational view: organizational chart
  • Data view: entity relationship model
  • functional view: function tree
  • resource view: Products tree
30
Q

Three-tier model

A

Presentation tier
logic tier
data tier

31
Q

Server Architectures

A

Central server architecture
Client/server architecture
Cloud computing architecture
Peer to peer architecture

32
Q

Three-tier model on server architecture

A

Central server DLP -

Distributed presentation DLP - P
Remote presentation DL - P
Distributed application DL - LP
Remote database D - LP
Distributed database D - DLP

File server - DLP

33
Q

Mobile web application versus mobile application

A

not installed/downloaded

34
Q

IPv4 vs IPv6

A

Eight groups of four hexadecimal digits

35
Q

Network plan

A

Detailed activity plan

36
Q

Work breakdown structure

A

Project (summed effort)
Subject Project (summed effort)
Activities with effort
Effort: in person days, weeks or months

Developer, tester, technical editor

37
Q

Pure project organization

A

Employees are assigned to projects while working in their department (For the whole duration)

38
Q

Matrix project organization

A

Members are only dedicated to the project team for the time they are needed in the project

39
Q

Create an entity relationship model

A

Define entities –> create relations –> define cardinalities –> add attributes to entities –> determine intervals

Weak entities –> need an entity

Informatik 2 (4 decks)

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