Deck 7: Software Engineering

Question 1

Which of the following is the method proposed by UML for representing sequences of communication between objects?

A) Class diagram
B) Use case diagram
C) Sequence diagram
D) Generalization

Answer 1

C

Question 2

Which of the following is the oldest approach to software development?

A) Component architecture
B) Waterfall model
C) Open-source development
D) Extreme programming

Answer 2

B

Question 3

Which of the following is not a tool for designing modular systems?

A) Structure charts
B) Data dictionaries
C) Class diagrams
D) Sequence diagrams

Answer 3

B

Question 4

Which of the following is most likely an example of a one-to-one relationship?

A) Subscribers and magazines
B) Birth dates and people
C) Planets and their moons
D) Dinner guests and table settings

Question 5

Which of the following software engineering methodologies is the most rigid?

A) Incremental model
B) Waterfall model
C) Extreme programming
D) Evolutionary prototyping

Question 6

If a class diagram indicates a one-to-one relationship between class X and class Y,then

A) there will be only one object in the system of "type" X.
B) each object of "type" X will be associated with only one object of "type" Y.
C) there will be exactly one object of "type" X and exactly one object of "type" Y.
D) an object of "type" Y cannot occur without first constructing an object of "type" X.

Question 7

Which of the following appears to be the most functionally cohesive?

A) A module that handles all of a customers banking needs
B) A module that handles only transactions related to checking accounts
C) A module that only records deposits to checking accounts
D) A module that collects data for monthly statements

Question 8

Which of the following is not a feature of UML?

A) Use case diagrams
B) Class diagrams
C) Dataflow diagrams
D) Sequence diagrams

Question 9

Which of the following is most likely an example of a many-to-many relationship?

A) Subscribers and magazines
B) Birth dates and people
C) Planets and their moons
D) Dinner guests and table settings

Question 10

Which of the following is not related to the others?

A) Structure chart
B) Imperative paradigm
C) Class diagram
D) Function

Question 11

Which of the following is a form of glass-box testing?

A) Basis path testing
B) Boundary value analysis
C) Beta testing

Question 12

The use of design patterns in software engineering was adopted from what other field?

A) Business administration
B) Architecture
C) Biology
D) Chemistry

Question 13

The Pareto principle is traditionally applied during which phase of software development?

A) Requirements Analysis
B) Design
C) Implementation
D) Testing

Question 14

Which of the following is a way of testing the design of a software system?

A) Entity-relationship diagram
B) Class diagram
C) Structure chart
D) Structured walkthrough

Question 15

Which of the following is least related to the Pareto principle?

A) When it rains, it pours.
B) Birds of a feather flock together.
C) Better late than never.

Question 16

Which of the following is a means of controlling the complexity of a software system?

A) CRC cards
B) Modularity
C) Specifications
D) Beta testing

Question 17

Which of the following is a stronger form of cohesion?

A) Functional cohesion
B) Logical cohesion

Question 18

Which of the following is not represented in a class diagram?

A) Generalizations
B) The methods within a class
C) The attributes within a class
D) The number of instances each class will have

Question 19

Which of the following is a notational system for representing object-oriented designs?

A) UML
B) Structure charts
C) Modular designs
D) Dataflow diagrams

Question 20

Which of the following is an attempt to construct software from off-the-shelf components as is done in other engineering fields?

A) Extreme programming
B) Evolutionary prototyping
C) Component architecture
D) Open-source development

Question 21

In each case below indicate whether the activity relates to glass-box testing or black-box testing.
A.___________________ Testing to see if the system performs in a timely manner
B.___________________ Designing test data to ensure that each instruction is executed at least
once
C.___________________ Testing to see if the software system meets the requirements
identified during original analysis

Question 22

In each case below indicate whether the activity is a form of glass-box testing or black-box testing.
A.___________________ Basis path testing
B.___________________ Boundary value analysis
C.___________________ Beta testing

Question 23

Give two examples of recent advances in software engineering.
_____________________
_____________________

Question 24

Copyright laws were established

A) to allow authors to distribute their work while maintaining certain ownership rights.
B) to allow authors to maintain ownership of their ideas.
C) to restrict access to publications to certain groups within society.
D) to allow ideas to be traced back to their origins.

Question 25

Answer the following questions in terms of the structure chart below.

A.What modules directly use the services of module E? ____________
B.The services of which modules are directly used by module A?
____________

Question 26

In each case below indicate whether the phrase relates to coupling or cohesion.
A.___________________ The interaction between modules
B.___________________ Passing data from one module to another
C.___________________ Ensuring that a module performs a unique task in its entirety

Question 27

In each of the following,indicate whether the information would be represented within a use case diagram,a class diagram,or a sequence diagram.
A.__________________ The methods within a class
B.__________________ The ways in which the system will interact with its environment
C.__________________ The manner in which its internal objects will interact
D.__________________ Relationships among classes

Question 28

In each case below indicate whether the activity relates to a sequence diagram or a dataflow diagram.
A.___________________ Identifying messages passed between objects
B.___________________ Identifying how data items are combined to produce new items
C.___________________ Identifying how tasks are performed via object interactions
D.___________________ Identifying how information and leaves a system

Question 29

Based on the structure chart below,in which module does the data item w originate?

____________

Question 30

In each case below indicate whether the activity is primarily top-down or bottom-up.
A.___________________ Building software from previously constructed components
B.___________________ Dividing a module into smaller modules to obtain greater cohesion
C.___________________ Designing a dataflow diagram by successively adding more
specificity

Question 31

In an object-oriented design using UML,__________ diagrams are used to represent classes and their
basic relationships,whereas _____________ diagrams are used to represent communication between
objects.

Question 32

Identify two forms of inter-module coupling.
______________________
______________________

Question 33

Requirements analysis provides a __________________ of a proposed software product whereby the user needs,features,and services are identified and recorded in a document called a ________________ .

Question 34

____________ is a notational system for representing object-oriented designs.It includes standards for
representing _______________ diagrams that show how users interact with the proposed system as well
as ______________diagrams that show how objects within the proposed system will interact.

Question 35

In each case below indicate whether the activity relates to a structure chart or a class diagram.
A.___________________ Identifying actions to be performed
B.___________________ Identifying the types of objects in a system
C.___________________ Identifying relationships between "types" of objects
D.___________________ Identifying how activities performed by different functions relate to
one another

Question 36

Give an example of a one-to-many relationship.

Question 37

As a general rule,one should strive to ____________________ (maximize or minimize)coupling
between modules and to ____________________ (maximize or minimize)cohesion within modules.

Question 38

Identify the stage of software development in which each of the following activities is performed.
A._____________________ Programming is conducted.
B._____________________ Class diagrams are drawn.
C._____________________ User needs are analyzed.

Question 39

State the Pareto principle in the context of software engineering.

Question 40

Prototyping occurs in two forms.In one,called __________________ prototyping the original
prototype is slowly enhanced to become the final product.In the other,called _______________
prototyping,the original prototype is used as an "experimental" system that is ultimately discarded.

Question 41

Describe the control coupling represented by the following structure chart.

Question 42

Explain the distinction between open-source development and beta testing.

Question 43

In what sense is the object-oriented paradigm ideal for implementing design patterns?

Question 44

Describe the process of a structured walkthrough.

Question 45

Describe the data coupling represented by the following structure chart.

Question 46

Explain the distinction between structure charts and class diagrams.

Question 47

Identify two legal techniques that have been applied to protect a software developer's ownership rights.
_____________________
_____________________

Question 48

Explain the role of each of the following forms of documentation: user documentation,technical documentation,and system documentation.

Question 49

Explain some of the ways in which software engineering has benefited from the development of the object-oriented paradigm.

Question 50

Identify two distinctions between software engineering and other traditional fields of engineering.

Question 51

Give an argument supporting the statement that modularity is the most important principle in software engineering.

Question 52

Explain why inheritance may not be the best way of implementing generalizations among classes.

Question 53

For the following class diagram:

A.What kind of relationship is noted between Customer and Account? __________
B.What kind of relationship is noted between Bank and Account? __________
C.What kind of relationship is noted between Checking and Account? __________
D.What are the instance variables of Account? __________
E.What are the instance variables of Checking? __________
F.What are the methods of Savings? __________
G.What instance variable could be added to Customer? __________

Question 54

In what sense is the software life cycle different from the life cycle of other products?