The following shows use cases for placing an order.
When placing an Order, it is necessary to supply, customer information, information
about the ordered products and arrangements for mode of payment (can be credit or
cash). Most of the time, the customers are sure about the products to be ordered, but,
sometimes, they request for a product catalogue. The use cases participate in relationships
between themselves (A to F).
Select the relationship of A
A -
iv
B -
i
C -
ii
D -
iii
2-
The following shows use cases for placing an order.
When placing an Order, it is necessary to supply, customer information, information
about the ordered products and arrangements for mode of payment (can be credit or
cash). Most of the time, the customers are sure about the products to be ordered, but,
sometimes, they request for a product catalogue. The use cases participate in relationships
between themselves (A to F).
Select the relationship of B
A -
iii
B -
i
C -
ii
D -
iv
3-
To represent a multi-value attribute in an E-R model.
A -
create a new weak entity with a 1:N relationship
B -
create a new strong entity with a 1:1 relationship
C -
create a new weak entity with a 1:1 relationship
D -
create a new subtype entity with a 1:1 relationship
4-
Use Case Diagrams have only 4 major elements: The ____ that the system you
are describing interacts with, the ____ itself, the ____, or services, that the system knows
how to perform, and the lines that represent ____ between these elements.
A -
Relationships, Actors, System, use-cases
B -
Actor, use cases, System, Relationships
C -
System, use-case, Actors, Relationships
D -
Relationships, System, use-case, Actors
5-
What are Data Flow Diagrams?
A -
Data flow diagrams illustrate data is processed by a system in terms of inputs and output
B -
Data flow diagrams illustrate data is processed by a system in terms of input
C -
Data flow diagrams illustrate data is processed by a system in terms of output
D -
None of these answers
6-
What is a semi-formal notation for requirements specification that is part of
UML?
A -
Structured Systems Analysis
B -
Entity-Relationship Models
C -
Use-Cases
D -
Petri-Nets
7-
What is an important aspect of data dictionaries?
A -
They explain the meaning of termss and acronyms to non-specialists
B -
They help with the translation of names between programming languages
C -
They are used mainly for international teams where team members speak different languages
D -
They help with the organization of names for data items used in system models
8-
When constructing data models from existing forms and reports, we should
remember that if a child entity has no meaning without the existence of its parent entity,
then the relationship between the entities is ____.
A -
an IS-A relationship
B -
a non-identifying connection relationship
C -
a non-specific relationship
D -
an identifying connection relationship
9-
Which is a standard object-oriented language for describing system
requirements, analysis and design phase?
A -
UML
B -
SQL
C -
OLE
D -
DDL
10-
To represent a multi-value attribure in an E-R model
A -
create a new weak entity with a 1:N relationship
B -
create a new strong entity with a 1:1 relationship
C -
create a new weak entity with a 1:1 relationship
D -
create a new subtype entity with a 1:N relationship
