MIS Final Chp. 13

In an object-oriented development framework for a university, how would the classes Degree, Mathematics, and Physics be related?

Degree is a superclass to Mathematics and Physics.

As a technical project manager, you have decided to propose implementing a prototyping methodology for a small Web-based design project. What is the order of steps you will follow in this project?

Identify user requirements, develop the prototype, use the prototype, revise and enhance the prototype

________ provide(s) a detailed statement of the information needs that a new system must satisfy; identifies who needs what information, and when, where, and how the information is needed.

Information requirements

The four kinds of structural organizational change enabled by IT, in order from least to most risky, are...

1. automation 2. rationalization 3. redesigning 4. paradigm shift.

In order, what are the first three steps in BPM?

1. identifying processes for change 2. analyzing existing processes 3. designing the new process.

________ development focuses on rapid delivery of working software by breaking a large project into a series of small sub-projects that are completed in short periods of time using iteration and continuous feedback.

Agile

Object-oriented development is more incremental than traditional structured development.

True

T or F CASE tools facilitate the creation of clear documentation and the coordination of team development efforts.

True

T or F End-user-developed systems can be completed more rapidly than those developed through the conventional systems lifecycle...

True

T or F Prototyping is more iterative than the conventional lifecycle.

True

T or F A data flow diagram offers a logical and graphical model of information flow, partitioning a system into modules that show manageable levels of detail.

True

T or F A prototype is a working version of an information system that is meant to be only a preliminary model.

True

T or F Documentation reveals how well a system works from both a technical and end-user standpoint.

True

The system is not in production until conversion is complete...

True

What is "responsive design" for mobile applications?

a design that responds to the users digital device and screen

A native mobile app is..

a stand alone application that does not use a browser.

In a parallel conversion strategy, the new system...

and the old are run in parallel.

In the traditional systems development lifecycle, end users...

are limited to providing information requirements and reviewing the technical staff's work.

Which of the following is not a tool provided by Business Process Management software?

capture and identify information system requirements for a new system

CASE tools automate...

code generation

Groups of objects are assembled into software components for common functions, which can be combined into large-scale business applications, in which type of software development?

component- based development

Transferring data from a legacy system to the new system would be defined by which category of system design specifications?

conversion

________ is the process of changing from the old system to the new system.

conversion

Organizational software packages often include ________ features that allow the software to be modified to meet organizational requirements...

customization

The primary tool for representing a system's component processes and the flow of data between them is the...

data flow diagram

Which of the following is not a top priority in mobile application development?

designing for keyboard data entry

In automation

employees are enabled to perform their tasks more efficiently.

A systems analysis includes a(n) ________ that is used to determine whether the solution is achievable, from a financial, technical, and organizational standpoint.

feasibility study

An entire information system is broken down into its subsystems by using

high-level data flow diagrams

Changes in hardware, software, documentation, or production to a production system to correct errors, meet new requirements, or improve processing efficiencies are termed

maintenance

Object-oriented development could potentially reduce the time and cost of writing software because

objects are reusable

A(n) ________ is an organizational change that involves rethinking the nature of the business and the nature of the organization itself.

paradigm shift

An upscale organic foods grocery chain is implementing an information system that will enable it to add same-day home delivery of groceries to its customers. This is an example of...

paradigm shift

________ describe the transformation occurring within the lowest level of the data flow diagrams.

process specifications

You are an IT project manager for an advertising firm. The firm wishes to create an online tool that will be used to survey focus group reactions to products in development. The most important consideration for the firm is being able to offer the tool as soon as possible as a new corporate service. However, you know that many of the senior managers that are business owners of this project have difficulty in understanding technical or software development issues, and are likely to change their requirements during the course of development. What development method would be most successful for this project?

prototyping

A bank has reworked its mortgage application process so that several steps are handled by computer software, and some steps are combined to reduce bottlenecks in processing. The goal is to gradually improve its efficiency over time. This is an example of....

rationalization of procedures

A software package evaluation process is often based on a series of questions sent to vendors, called a(n)...

request for proposal

Which process develops a detailed description of the functions that a new information system must perform?

requirements analysis

When systems are created rapidly, without a formal development methodology...

testing and documentation may be inadequate.

Unit testing....

tests each program separately.

System testing...

tests the functioning of the system as a whole in order to determine if discrete modules will function together as planned.

Categories of tools for BPM include all of the following except...

tools to test the security of business processes

With a mobile Web app..

users access mobile Web apps through their mobile device's Web browser.

The process of creating workable information systems in a very short period of time is called

RAD

To understand and define the contents of data flows and data store, system builders use...

a data dictionary

Object-oriented modeling is based on the concepts of....

class and inheritance

In object-oriented development...

processing logic resides within objects.

Systems design...

shows how the new system will fulfill the information requirements.

In what stage of systems development are design specifications created?

systems design

A(n) ________ is the model or blueprint for an information system solution and consists of all the specifications that will deliver the functions identified during systems analysis.

systems design document

Compared to the use of proprietary components, Web services promise to be less expensive and less difficult to implement because of...

their ability to enable communication among different systems using universal standards.

T or F Objects are grouped into hierarchies, and hierarchies into classes.

False

T or F Organizations will adjust to new information systems without any special efforts if the system is a good system to begin with.

False

T or F TQM describes the measurement of quality as 3.4 defects per million

False

The most common form of IT-enabled organizational change is business process redesign.

False

T of F Rationalization of procedures describes a radical rethinking of the business models.

False

T or F In component-based development, applications are developed one small portion at a time, with each portion able to function independently.

False

T or F Systems development activities always take place in sequential order.

False

T or F The oldest method for building information systems is prototyping.

False

A systems building approach in which the system is developed as successive versions, each version reflecting requirements more accurately, is described to be..

Iterative

Which type of systems development is characterized by significantly speeding up the design phase and the generation of information requirements and involving users at an intense level?

JAD

What is the primary driving factor in firms to select domestic outsourcing firms to build system solutions?

To take advantage of technical skills the firm does not have