Question 1

Referencing use-case modeling, a source is an external entity that interacts with the system.

Accepted Answer

A) True 
 B)False

Question 2

Structured analysis focuses on the frequent production of working versions of a system that have a subset of the total number of required features.

Accepted Answer

A) True 
 B)False

Question 3

A use case is a complete sequence of related actions initiated by an actor; it represents a specific way to use the system.

Accepted Answer

A) True 
 B)False

Question 4

When classes are generalized, the classes that are generalized are called subclasses.

Accepted Answer

A) True 
 B)False

Question 5

Two different names used for the same attribute is called a homonym.

Accepted Answer

A) True 
 B)False

Question 6

Define use-case diagram, class diagram, state diagram, and sequence diagram.

Accepted Answer

The answer of Define use-case diagram, class diagram, state diagram,...

Question 7

The network database model is a popular database technology for new information systems.

Accepted Answer

A) True 
 B)False

Question 8

The hashed file organization determines the address for each row by using an algorithm.

Accepted Answer

A) True 
 B)False

Question 9

Which of the following is a True statement?

Accepted Answer

A)  The UML notation is useful for graphically depicting object-oriented analysis and design models. 
B)  The UML notation does not allow you to specify the requirements of a system and capture design decisions. 
C)  The UML notation discourages communication among key persons involved in the development effort. 
D)  The UML notation only works with traditional systems and not for ecommerce applications. 
E)  The UML notation only works with ecommerce application and not with traditional systems.

Question 10

Which is the primary key(s) in the following STUDENT_GRADE(StudentID, CourseID, Grade)?

Accepted Answer

A)  STUDENT_GRADE 
B)  StudentID 
C)  CourseID 
D)  StudentID, CourseID 
E)  Grade

Question 11

Which of the following is the systems development era marked by a lack of documentation and development tools and by a high degree of dependence on the developer for the continued ongoing operation of the system he/she had created?

Accepted Answer

A)  Developer-as-artist 
B)  Developer-as-integrator 
C)  Facilitator-as-developer 
D)  User-as-developer 
E)  Developer-as-engineer

Question 12

During eXtreme Programming, all phases of the life cycle converge together into a series of activities based on the basic processes of coding, testing, listening, and designing.

Accepted Answer

A) True 
 B)False

Question 13

On a class diagram, a dashed triangle next to an association name shows the direction in which the association is read.

Accepted Answer

A) True 
 B)False

Question 14

State diagrams represent dynamic models of interactions between objects.

Accepted Answer

A) True 
 B)False

Question 15

An object diagram is a diagram that shows the static structure of an object-oriented model: the object classes, their internal structure, and the relationships in which they participate.

Accepted Answer

A) True 
 B)False

Question 16

Each column in a relation corresponds to an entity type.

Accepted Answer

A) True 
 B)False

Question 17

A named two-dimensional table of data is a(n):

Accepted Answer

A)  network. 
B)  tree structure. 
C)  relation. 
D)  tuple. 
E)  object.

Question 18

Changes in the attributes of an object or in the links an object has with other objects best defines:

Accepted Answer

A)  event. 
B)  operations. 
C)  state transition. 
D)  method. 
E)  process.

Question 19

Identify the five properties of a relation.

Accepted Answer

The answer of Identify the five properties of a relation....

Question 20

Which of the following set the current major phase in systems development?

Accepted Answer

A)  The object-oriented approach and the Internet economy 
B)  The process-oriented approach 
C)  The planning-based approach 
D)  The software engineering approach 
E)  The prototyping approach

Exam 9: Designing Databases

Referencing use-case modeling, a source is an external entity that interacts with the system.

Structured analysis focuses on the frequent production of working versions of a system that have a subset of the total number of required features.

A use case is a complete sequence of related actions initiated by an actor; it represents a specific way to use the system.

When classes are generalized, the classes that are generalized are called subclasses.

Two different names used for the same attribute is called a homonym.

Define use-case diagram, class diagram, state diagram, and sequence diagram.

The network database model is a popular database technology for new information systems.

The hashed file organization determines the address for each row by using an algorithm.

Which of the following is a True statement?

Which is the primary key(s) in the following STUDENT_GRADE(StudentID, CourseID, Grade) ?

Which of the following is the systems development era marked by a lack of documentation and development tools and by a high degree of dependence on the developer for the continued ongoing operation of the system he/she had created?

During eXtreme Programming, all phases of the life cycle converge together into a series of activities based on the basic processes of coding, testing, listening, and designing.

On a class diagram, a dashed triangle next to an association name shows the direction in which the association is read.

State diagrams represent dynamic models of interactions between objects.

An object diagram is a diagram that shows the static structure of an object-oriented model: the object classes, their internal structure, and the relationships in which they participate.

Each column in a relation corresponds to an entity type.

A named two-dimensional table of data is a(n) :

Changes in the attributes of an object or in the links an object has with other objects best defines:

Identify the five properties of a relation.

Which of the following set the current major phase in systems development?