MIS: Exam 3 Ch 13

Question 1

What is required to build new information systems?

Answer 1

New hardware and software, changes in jobs/skills, changes to management and the organization.

Question 2

What is the most common form of IT-enabled organizational change?

Answer 2

Automation

Question 3

Variety of tools, methodologies to analyze, design, optimize processes. Used by firms to manage business process redesign

Answer 3

Business Process Management

Question 4

Steps in BPM:

Answer 4

(1) Identify processes for change.
(2) Analyze existing processes.
(3) Design the new process.
(4) Implement the new process.
(5) Continuous measurement.

Question 5

Term: Activities that go into producing an information system solution to an organizational problem or opportunity

Answer 5

Systems Development

Question 6

System Development Core Activities:

Answer 6

Systems Analysis, Systems Design, Programming, Testing, Conversion, Product and Maintenance

Question 7

Which System Development Core Activity Includes: Identify problem(s), Specify Solutions, and identify the Information requirements that must be met by a system solution?

Answer 7

Systems Analysis

Question 8

Which System Development Core Activity shows how the system will fulfill objectives identified by the system analysis.

Answer 8

Systems Design

Question 9

Which System Development Core Activity Translates system specifications from design stage into software program code?

Answer 9

Programming

Question 10

Which System Development Activity Includes: Unit test, Systems test, and Acceptance test? Shows if system produces the right results.

Answer 10

Testing

Question 11

Which System Development Activity Includes: Plan conversion, prepare documentation, and train users and technical staff?

Answer 11

Conversion

Question 12

Which System Development Activity Includes: Operate the system, Evaluate the system, and Modify the system & Reviews, revisions & maintenance?

Answer 12

Production and Maintenance

Question 13

System Development Activity: Analysis of problem to be solved or a new opportunity to be exploited by developing a new system

Answer 13

Systems Analysis

Question 14

System Analysis Activity: Identifying information requirements of the various users (current & potential)

Answer 14

Requirements Analysis

Question 15

System Analysis Activity: Define objectives of new/modified system; Detail the functions new system must perform

Answer 15

Objectives

Question 16

System Analysis Activity: Formulate and evaluate alternative solutions

Answer 16

Alternative Solutions

Question 17

System Analysis Activity: Is solution feasible and good investment? (Economic)
Is required technology, skill available? (Technical)

Answer 17

Feasibility Study

Question 18

Leading cause of systems failure and high systems development cost

Answer 18

Faulty Requirements Analysis

Question 19

Describes system specifications that will deliver functions identified during systems analysis

Answer 19

Systems Design

Question 20

System Design Specifications:

Answer 20

Output, Input, Interface, Database, Processing

Question 21

System Design - End User Role?

Answer 21

User information requirements drive system building-effort. Insufficient user involvement in design effort is major cause of system failure.

Question 22

Translating design into software program code, development stage

Answer 22

Programming

Question 23

Various testing efforts required to validate expected outcomes

Answer 23

Testing

Question 24

Test Type: Tests each program in system separately

Answer 24

Unit Testing

Question 25

Test Type: Test functioning of system as a whole

Answer 25

System Testing

Question 26

Test Type: Makes sure system is ready to be used in production setting

Answer 26

Acceptance Testing

Question 27

Process of changing from old system to new system. Includes: implementation, training, system operations documentation

Answer 27

Conversion

Question 28

Changes in hardware, software, documentation, or procedures to a production system to correct errors, meet new requirements, or improve processing efficiency

Answer 28

Maintenance

Question 29

5 Approaches to Building Information Systems

Answer 29

Traditional Systems Life-Cycle, Prototyping, End-User Development, Application Software Packages and Outsourcing

Question 30

Oldest method of building Info Systems, divided into formal stages maintaining formal division of labor b/t end users and information systems specialists.

Answer 30

Traditional Systems Life-Cycle

Question 31

Method of Info System building that builds experimental system rapidly and inexpensively for end users to evaluate a working but preliminary version of IS. Once approved it serves as a template for final system.

Answer 31

Prototyping

Question 32

Steps in Prototyping:

Answer 32

(1) Identify user requirements (2) Develop initial prototype (3) Use prototype (4) Revise and enhance prototype

Question 33

Advantages and Disadvantages of prototyping?

Answer 33

Adv: more likely to fulfill end-user requirements, often used for end user interface design and useful if uncertainty in requirements or design solutions. DisAdv: Can gloss over essential steps, may not accommodate large numbers of data or users, and may not undergo full testing or documentation

Question 34

Method of Info System building that uses fourth-generation languages to allow end-users to develop systems with little or no help from technical specialists

Answer 34

End-User Development

Question 35

End-User Development IS building greatest challenge?

Answer 35

Managing the process and standards

Question 36

End-User Development IS Advantages?

Answer 36

More rapid completion of projects and high-level of user involvement and satisfaction

Question 37

End-User Development IS Disadvantages?

Answer 37

Not designed for processing-intensive applications, inadequate management and control, testing, documentation, and loss of control over data

Question 38

Method of Info System building that saves time, money and many offer customization features that modify it to meet requirements without destroying integrity of software?

Answer 38

Application Software Packages

Question 39

Application software packages: Detailed list of questions submitted to packaged-software vendors, Used to evaluate alternative software packages based on weights of the criteria

Answer 39

Request for Proposal (RFP)

Question 40

Application software packages: Evaluation criteria include several factors, including functions provided by the package, hardware and software resources, vendor quality, cost, etc.

Answer 40

Software Package Evaluation

Question 41

Method of Info System building chosen if a firm doesnt want to use its internal resources to build or operate information systems, they ______ the work to an external organization that specializes in providing these services.

Answer 41

Outsourcing

Question 42

2 Types of external outsoucing?

Answer 42

Domestic and Offshore Outsourcing

Question 43

Advantages of Outsourcing?

Answer 43

Allow org flexibility in IT needs

Question 44

Disadvantages of Outsourcing?

Answer 44

Hidden Costs, Opening up proprietary business processes to 3rd party.

Question 45

Types of Outsourcing:

Answer 45

Cloud and SaaS providers & external vendors.