Question 1

Operations provide an external interface to a class.

Accepted Answer

A) True 
 B)False

Question 2

According to the Agile Software Development Manifesto, the seventeen anarchists agreed to deliver working software only after it had been thoroughly tested, even if it means waiting for several months to deliver the software.

Accepted Answer

A) True 
 B)False

Question 3

An attribute that appears as a nonkey attribute in one relation and as a primary key attribute (or part of a primary key) in another relation is a:

Accepted Answer

A)  foreign key. 
B)  candidate key. 
C)  pointer. 
D)  relationship key. 
E)  marker. 
A)  foreign key. 
B)  candidate key. 
C)  pointer. 
D)  relationship key. 
E)  marker.

Question 4

The degree of an association relationship cannot be:

Accepted Answer

A)  unary. 
B)  binary. 
C)  ternary. 
D)  higher (n-ary). 
E)  zero. 
A)  unary. 
B)  binary. 
C)  ternary. 
D)  higher (n-ary). 
E)  zero.

Question 5

A binary one-to-many relationship in an E-R diagram is best represented by:

Accepted Answer

A)  the creation of a separate relation; the primary key of this new relation is a composite key consisting of the primary key for each of the two entities in the relationship. 
B)  adding the primary key attribute (or attributes) of the entity on the one side of the relationship as a foreign key in the relation that is on the many side of the relationship. 
C)  adding the primary key attribute (or attributes) of the entity on the many side of the relationship as a foreign key in the relation that is on the one side of the relationship. 
D)  creating a relation with a composite primary key and nonkey attributes. 
E)  none of the above. 
A)  the creation of a separate relation; the primary key of this new relation is a composite key consisting of the primary key for each of the two entities in the relationship. 
B)  adding the primary key attribute (or attributes) of the entity on the one side of the relationship as a foreign key in the relation that is on the many side of the relationship. 
C)  adding the primary key attribute (or attributes) of the entity on the many side of the relationship as a foreign key in the relation that is on the one side of the relationship. 
D)  creating a relation with a composite primary key and nonkey attributes. 
E)  none of the above.

Question 6

Creating uncomplicated software and software components that work to solve the current problem rather than creating complicated software designed for a future that may not come best defines:

Accepted Answer

A)  simple design. 
B)  refactoring. 
C)  activation. 
D)  normalization. 
E)  logic modeling. 
A)  simple design. 
B)  refactoring. 
C)  activation. 
D)  normalization. 
E)  logic modeling.

Question 7

A set of objects that share a common structure and a common behavior best defines:

Accepted Answer

A)  entity. 
B)  object class. 
C)  object collection. 
D)  multiplicity. 
E)  encapsulation. 
A)  entity. 
B)  object class. 
C)  object collection. 
D)  multiplicity. 
E)  encapsulation.

Question 8

A null value is used to represent the zero digit in a relation.

Accepted Answer

A) True 
 B)False

Question 9

Which of the following is NOT an eXtreme Programming advantage?

Accepted Answer

A)  More communication among developers 
B)  Higher levels of productivity 
C)  Very useful for large development teams 
D)  Reinforcement of the other practices in eXtreme Programming 
E)  Higher-quality code 
A)  More communication among developers 
B)  Higher levels of productivity 
C)  Very useful for large development teams 
D)  Reinforcement of the other practices in eXtreme Programming 
E)  Higher-quality code

Question 10

A function or a service that is provided by all the instances of a class best defines:

Accepted Answer

A)  encapsulation. 
B)  task set. 
C)  operation. 
D)  multiplicity. 
E)  response. 
A)  encapsulation. 
B)  task set. 
C)  operation. 
D)  multiplicity. 
E)  response.

Question 11

Scrum is an Agile Methodology.

Accepted Answer

A) True 
 B)False

Operations provide an external interface to a class.

According to the Agile Software Development Manifesto, the seventeen anarchists agreed to deliver working software only after it had been thoroughly tested, even if it means waiting for several months to deliver the software.

An attribute that appears as a nonkey attribute in one relation and as a primary key attribute (or part of a primary key) in another relation is a:

The degree of an association relationship cannot be:

A binary one-to-many relationship in an E-R diagram is best represented by:

Creating uncomplicated software and software components that work to solve the current problem rather than creating complicated software designed for a future that may not come best defines:

A set of objects that share a common structure and a common behavior best defines:

A null value is used to represent the zero digit in a relation.

Which of the following is NOT an eXtreme Programming advantage?

A function or a service that is provided by all the instances of a class best defines:

Scrum is an Agile Methodology.

The Systems Development Environment

The Sources of Software

Managing the Information Systems Project

Systems Planning and Selection

Determining System Requirements

Structuring System Requirements: Process Modeling

Structuring System Requirements: Conceptual Data Modeling

Designing the Human Interface

Systems Implementation and Operation

Filters

Exam 9: Designing Databases

Operations provide an external interface to a class.

According to the Agile Software Development Manifesto, the seventeen anarchists agreed to deliver working software only after it had been thoroughly tested, even if it means waiting for several months to deliver the software.

An attribute that appears as a nonkey attribute in one relation and as a primary key attribute (or part of a primary key) in another relation is a:

The degree of an association relationship cannot be:

A binary one-to-many relationship in an E-R diagram is best represented by:

Creating uncomplicated software and software components that work to solve the current problem rather than creating complicated software designed for a future that may not come best defines:

A set of objects that share a common structure and a common behavior best defines:

A null value is used to represent the zero digit in a relation.

Which of the following is NOT an eXtreme Programming advantage?

A function or a service that is provided by all the instances of a class best defines:

Scrum is an Agile Methodology.

The Systems Development Environment

The Sources of Software

Managing the Information Systems Project

Systems Planning and Selection

Determining System Requirements

Structuring System Requirements: Process Modeling

Structuring System Requirements: Conceptual Data Modeling

Designing the Human Interface

Systems Implementation and Operation

Filters