Software Engineering - Exam 2 Questions

Front 1

Custom-built systems require minimal programming by in-house staff or outsourced consultants and programmers.

Back 1

False

Front 2

Outsourcing of all IS functions is a long-term, strategic decisions.

Back 2

True

Front 3

Three-layer architecture is a client/server architecture that divides an application into the view layer, business logic layer, and the data layer.

Back 3

True

Front 4

Web services architecture is a client/server architecture that packages software into server processes that can be accessed by the Web protocols.

Back 4

True

Front 5

Organizing a project team is usually a simple task of grouping developers together based on the work to be done.

Back 5

True

Front 6

Mixing of models between structured development and object-oriented development is a common practice in industry.

Back 6

False.

Front 7

Data couples represent the individual data items that are passed between modules in a program call.

Back 7

True

Front 8

In object-oriented programming (OOP), the attributes of a class must be declared as private.

Back 8

False

Front 9

Use case realization is the programming of each use case.

Back 9

False

Front 10

Information maintained on a CRC card is limited to class name, class responsibilities, and data relationships between classes.

Back 10

False

Front 11

Method signature consist of visibility, name, parameters and return type.

Back 11

True

Front 12

The first-cut sequence diagram should contain only the view layer and the business layer.

Back 12

False

Front 13

A loop or repeating message in a sequence diagram is depicted by a rectangle box.

Back 13

True

Front 14

The factory method pattern is used to create classes that can be used to instantiate objects from utility classes.

Back 14

True

Front 15

A relational database is in third normal form (3NF) if it is is in second normal form (2NF) and if every non-key field is functionally dependent on the primary key.

Back 15

False

Front 16

Relationships in an object-oriented database are usually represented by embedding a foreign key in each participating class.

Back 16

False

Front 17

A many-to-many relationship is represented differently depending on whether the relationship has any attributes.

Back 17

True

Front 18

Object-oriented databases have a data type called LONGRAW that provides a way to store binary data.

Back 18

False.

Front 19

In the object-oriented approach, objects send messages back and forth, listening to and responding to each other in sequence.

Back 19

True

Front 20

De factor traditions for the placement of buttons are developing based on the standards of the large development firms.

Back 20

True

Front 21

___ refers to the amount of computer support that exists for the functions that are included in the new application system.

Back 21

Level of automation.

Front 22

A good ___ includes a detailed explanation of the information needs of an organization and the processing requirements that must be fulfilled.

Back 22

request for proposal (RFP)

Front 23

Scope creep refers to ___.

Back 23

requests to add new functions after decisions have been finalized.

Front 24

Brainstorming and thinking "outside the box" to create new processed and procedures is necessary to generate a ___.

Back 24

high level of automation.

Front 25

The decision to outsource all information systems functions is typically made by ___.

Back 25

top executives

Front 26

Information systems that are tailored to the exact needs of an organization are referred to as ___.

Back 26

custom-built software systems.

Front 27

The initial decision to develop a new information system is frequently an outgrowth of a long-term ___.

Back 27

strategic plan.

Front 28

Which of the following would most likely be included in the "Overview of need" section of a request for proposal (RFP)?

Back 28

Expected business benefits

Front 29

Which of the following would most likely be included in the "Description of technical requirements" section of a request for proposal (RFP)?

Back 29

Hardware specifications

Front 30

The ___ committee usually consists of people are first and foremost, business executives.

Back 30

oversight

Front 31

A common approach to determining the ___ of the project is to list each requested function and rate its importance, using categories such as "mandatory", "important", and "desirable".

Back 31

scope

Front 32

High-level design that defines the overall structure of a system is called ___ design.

Back 32

architectural

Front 33

___ architecture refers to a group of dissimilar computers that share processing load through specialization of function.

Back 33

Multicomputer

Front 34

A(n) ___ deploys computing resources in multiple locations connected by a computer network.

Back 34

distributed architecture

Front 35

A ___ is typically less than one kilometer long and connects computers within a single building or floor.

Back 35

local area network (LAN)

Front 36

Which of the following is the part of the three-layer architecture that contains the user interface?

Back 36

View layer

Front 37

Which of the following terms described computer software that implements communication protocols on the network and help different systems communicate?

Back 37

Middleware

Front 38

Which of the following shows how application layers are distributed across locations and computer systems?

Back 38

Network diagram

Front 39

During network ___, the analyst expands the information content of location diagrams and activity-data matrices to include processing locations, communication protocols, middleware, and communication capacity.

Back 39

design

Front 40

Systems ___ is the process of describing, organizing, and structuring the components of a system at both the architecual level and a detailed level with a view toward constructing the proposed system.

Back 40

design

Front 41

During ___ design, the analyst first determines the overall structure and form of the solution before trying to design the details.

Back 41

architectural

Front 42

During the ___ phase of the systems development life cycle (SDLC), analysts identify the scope of the problem before trying to understand the details.

Back 42

analysis

Front 43

The suits of electronic tools that help a project team to coordinate their activities and their information is called computer support for ___.

Back 43

collaborative work

Front 44

In structured design, an executable entity comprised of a set of modules is called a(n) ___.

Back 44

computer program

Front 45

___ are used primarily to describe large information systems consisting of distinct subsystems and dozens or more programs.

Back 45

System flowcharts

Front 46

On a structure diagram, the arrow with the darkened circle represents a ___.

Back 46

control flag

Front 47

The best coupling is through simple ___ coupling.

Back 47

data

Front 48

What are the three equivalent methods that are used to describe algorithm logic?

Back 48

Flowchart, structured English, psuedocode

Front 49

Modules with poor cohesion tend to have high ___.

Back 49

coupling

Front 50

A ___ occurs when one module invokes a lower-level module to perform a needed service or calculation.

Back 50

program call

Front 51

___ refers to the degree to which all of the code within a module contributes to implementing one well-defined task.

Back 51

Cohesion

Front 52

Which of the following is NOT part of a multilayer object-oriented design (OOD)?

Back 52

Function module layer

Front 53

Which analysis model servers as an input model to design a class diagram?

Back 53

Domain model class diagram

Front 54

In design notation, the ___ property of an attribute is enclosed in curly braces {}.

Back 54

property

Front 55

Method signatures are added to each class based on the design decisions made when creating the ___ diagrams for the use cases.

Back 55

interaction

Front 56

___ refers to the ability of one object to view and interact with another object.

Back 56

navigation visibility

Front 57

Which of the following is true of information hiding?

Back 57

Access to data is provided through a set of methods.

Front 58

A(n) ___ is a class invented by a system designer to handle a needed system function.

Back 58

artifact

Front 59

Which of the following diagrams is used for architectural design?

Back 59

Component diagrams

Front 60

The kind of diagram that documents the ports and socket interfaces is called a(n) ___.

Back 60

Component diagram

Front 61

A(n) ___ provides a way of categorizing a model element by its characteristics, indicated by guillements

Back 61

stereotype

Front 62

Which is NOT a layer of three layer design.

Back 62

Controller layer

Front 63

If the use case is more complex, a set of CRC cards can be given to a developer to be expanded into a ___ diagram for a more complete solution.

Back 63

sequence.

Front 64

A ___ diagram shows the placement of various physical nodes (components) across different locations.

Back 64

deployment

Front 65

Which of the following is an example of an interaction diagram?

Back 65

Communication diagram

Front 66

The final step in multilayer design of a particular use case is to add the ___.

Back 66

view layer

Front 67

Drawing a ___ diagram is an effective way to get a quick overview of the objects that work together.

Back 67

communication

Front 68

A(n) ___ diagram in UML is simply a high-level diagram that allows designers to associate classes of related groups.

Back 68

package

Front 69

What is the least cohesive approach in creating use case controllers in a system?

Back 69

Define a single use case controller for all use cases.

Front 70

Every object that sends a message to another object first has ___ to that object.

Back 70

navigation visibility

Front 71

When denoting a specific object in a sequence diagram, a ___ serves as the divider between the object name and a reference variable name.

Back 71

colon

Front 72

Communication diagrams indicate the order of the messages with ___.

Back 72

sequential numbers

Front 73

___ methods must be included in a design class diagram.

Back 73

Use case specific

Front 74

The basic package notation is a ___.

Back 74

tabbed rectangle

Front 75

Domain layer classes should ___.

Back 75

prepare persistent classes for storage to the database

Front 76

Data access layer classes should ___.

Back 76

contain all Strcutured Query Language (SQL) statements.

Front 77

Which is the correct syntax for an input message on a sequence diagram?

Back 77

*[true/false condition] return-value := message-name (parameter-list)

Front 78

The perfect technology assumption implies that

Back 78

issues related to technology are ignored

Front 79

View layer classes should do all of the following EXCEPT ___.

Back 79

create problem domain classes

Front 80

Given the following code, indentify the pattern:

Class Connection
{
private static Connection conn = null;
public synchronized static getConnection ( )
{
if (conn == null) {
conn = new Connection ( ) ;}
return conn;
}
}

Back 80

Singleton Pattern

Front 81

Given the observer pattern and the method "onActionPerformed( )," which class/interface contains the above method?

Back 81

the Listenable class

Front 82

A(n) ___ describes the structure, content, and access controls of a physical data store or database.

Back 82

schema

Front 83

Which of the following is an example of access control?

Back 83

Lists of users allowed to read or update data element contents

Front 84

ObjectStore is an example of a(n) ___ .

Back 84

object database management system (ODBMS)

Front 85

A(n) ___ relational database management system stores data in tables.

Back 85

relational

Front 86

In a relational database, a row can be referred to as a(n) ___.

Back 86

tuple

Front 87

Data elements in a relational database are organized into ___.

Back 87

tables

Front 88

___ are a critical element of relational database design because they are the bases for representing relationships among tables.

Back 88

Keys

Front 89

A(n) ___ is a field or set of fields stored in one table that also exists as a primary key in another table.

Back 89

foreign key

Front 90

Using ___ key values adds complexity to processes that manipulate key fields.

Back 90

redundant

Front 91

All ___ in a table are guaranteed to be unique if the table's primary key is guaranteed to be unique.

Back 91

rows

Front 92

A relational database table is in ___ normal form if every non-key field is functionally dependent on the entire primary key.

Back 92

second (2NF)

Front 93

___ first appears as fledging commercial products in the early 1990s.

Back 93

Object database management systems (ODBMSs)

Front 94

A(n) ___ is a physical storage address or a reference that can be converted to a physical storage address at run time.

Back 94

object indentifier

Front 95

null

Back 95

null

Front 96

The class and relationship definitions for an object database management system (ODBMS) are written in ___.

Back 96

Object Definition Language (ODL)

Front 97

A(n) ___ class must be created to store the attributes of a many-to-many relationship among two other classes.

Back 97

association

Front 98

null2

Back 98

null2

Front 99

Each class on a class diagram can be represented by a(n) ___ in a relational database.

Back 99

table

Front 100

A ___ database server architecture is the simplest to build and operate if sufficient network capacity is already available for database access.

Back 100

single

Front 101

A significant disadvantage of a single server database architecture is that it ___.

Back 101

can result in performance bottlenecks.

Front 102

A ___ database server architecture is only feasible when a database schema can be cleanly divided among client access user groups.

Back 102

partitioned

Front 103

In an object-oriented approach, inputs and outputs are included in the event table model as ___.

Back 103

triggers and responses

Front 104

The study of end users and their interactions with computers is called ___.

Back 104

human-computer interaction (HCI)

Front 105

Which of the following is NOT one of the principles of user-centered design?

Back 105

Business requirements drive development.

Front 106

Office works who use the system all day are most concerned about having an interface which ___.

Back 106

utilizes shortcuts and hot keys

Front 107

Which of the following is NOT a good technique for evaluating interface designs?

Back 107

Ensure that all observation is formal.

Front 108

The study of human interaction with machines in general is called ___.

Back 108

human factors engineering

Front 109

A metaphor of human-computer interaction (HCI) in which interacting with the computer is much like carrying on a conversation is called the ___.

Back 109

dialog metaphor

Front 110

User-interface design is often referred to as dialog design because the ___.

Back 110

interaction is much like a conversation between the user and the computer.

Front 111

A key principle of human-computer interaction (HCI) that states that all controls should be noticeable and provide an indication that the control is responding to the user's action is called ___.

Back 111

visibility

Front 112

Each dialog within the system should be organized with a clear sequence -- a begining, middle, and end. This describes which of the eight golden rules for designing interactive interfaces?

Back 112

Design dialogs to yield closure

Front 113

Which of the following statements regarding dialog design is FALSEW?

Back 113

Dialog design must be completed after the other design activities.

Front 114

A technique used to document dialog designs by showing a sequence of display screen sketches is ___.

Back 114

storyboarding

Front 115

Browser forms produced by Visual Studio .NET are now called ___ forms.

Back 115

Web

Front 116

Forms programmed using HTML that follow internet conventions are called ___ forms.

Back 116

browser

Front 117

Which of the following forms are used primarily for displaying information?

Back 117

output forms

Front 118

A variation of the list box that presents multiple entries in a text box from which the user can select is called a ___.

Back 118

spin box

Front 119

Radio buttons are sometimes called ___ buttons.

Back 119

option

Front 120

Context-sensitive help automatically displays the appropriate help topic based on ___.

Back 120

the location of the insertion point