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CIS 321 DeVry Entire Course

CIS321

CIS321 DeVry Week 1 Discussion 1 Latest

Who are the typical system stakeholders (the key players), and what are their unique roles?

 

CIS321 DeVry Week 1 Discussion 2 Latest

Seventy percent or more of information system projects have failed to meet the needs of users and have exceeded budgetary limits. Why do you think this is? What can the systems analyst do to increase the probability of having a successful project?

 

CIS321 DeVry Week 2 Discussion 1 Latest

Compare and contrast the PM life cycle with the SDLC. Why is project management different from normal management?

 

CIS321 DeVry Week 2 Discussion Latest

What are the challenges in analyzing a system? What are some of the components in analyzing a system so that it has a high degree of success or is found unfeasible? Why would a system project fail?

 

CIS321 DeVry Week 3 Discussion 1 Latest

Finding the requirements for a new system or a redeveloped system is a major undertaking and a very high priority. What are some of the techniques in discovering the requirements (fact finding) for a system? Which ones work best? Which ones are the most economical? Where in the SDLC do we most commonly search for requirements?

CIS321 DeVry Week 3 Discussion 2 Latest

We will focus on the way to build the first diagram in the process model called a context data flow diagram (CDFD). Give an example of how process modeling might be beneficial? How does creating the CDFD benefit IT system development and the user?

 

CIS321 DeVry Week 4 Discussion 1 Latest

Discuss the importance and usefulness of data modeling in the analysis phase. How do we know what data we need to model?

 

CIS321 DeVry Week 4 Discussion 2 Latest

What steps can you go through to ensure that you are including all of the necessary data in your model? How are the techniques of data modeling applied to problem statements?

 

CIS321 DeVry Week 5 Discussion 1 Latest

In this discussion, we will focus on the way to build process models and discuss their technical aspects. Give an example of how process modeling might be beneficial, whether specifically for an IT system development project or not. How are logical process modeling techniques used in detailed systems requirements analysis?

 

CIS321 DeVry Week 5 Discussion 2 Latest

This week, we will continue to work on how to create good ER diagrams. More sample problems will be introduced and demonstrated. The emphasis will be on many-to-many relationships. Why do we need an associative table for many-to-many relationships?

 

CIS321 DeVry Week 6 Discussion 1 Latest

What is a feasibility analysis? Please share an example of feasibility analysis that is not IT related (or even one that is IT related if you want to). Show how that experience relates to one or more of the feasibility tests for operational, technical, schedule, or economic feasibility described in Chapter 11.

 

CIS321 DeVry Week 6 Discussion 2 Latest

What is the difference between systems analysis and systems design? What are some of the different model-driven methodologies?

 

CIS321 DeVry Week 7 Discussion 1 Latest

As a culminating exercise, what key aspects did you learn regarding the creation, analysis, and management of information systems? How will this impact your future? What thoughts or issues were developed that require further exploration?

 

CIS321 DeVry Week 7 Discussion 2 Latest

Explain the purpose of testing. Explain how tests are performed at different levels in the system, such as stub testing, unit testing, integration testing, system testing, and parallel and user acceptance tests.

 

 

CIS 321 DeVry Week 2 Assignment Milestone 1

Scope Definition

Case Background

 

 

CIS 321 DeVry Week 3 Assignment Milestone 2

Problem Analysis
 

CIS 321 DeVry Week 3 Assignment Milestone 3

Process Modeling Part 1

 

 

CIS 321 DeVry Week 4 Assignment Milestone 4

Milestone 4 – Data Modeling – Part I (Logical ERD)

 

 

CIS 321 DeVry Week 5 Assignment Milestone 4

Milestone 4 – Data Modeling – Part II (Physical ERD)

Data Modeling and Analysis (continued)

 

 

CIS 321 DeVry Week 6 Assignment Milestone 5

Milestone 5 – Process Modeling – Part II (Exploded DFD)

Part 1 Synopsis

 

 

CIS 321 DeVry Week 7 Assignment Milestone 5

Milestone 5 – Process Modeling – Part III (User Interface)

Synopsis

 

 

CIS 321 DeVry Week 1 Quiz Latest

Question : (TCO 1) Which of the following is NOT an ongoing activity of systems support?

 

Question 2. Question : (TCO 1) The first CMM level at which a standard project methodology is practiced is

 

Question 3. Question : (TCO 1) A contemporary term that describes the combination of hardware, software, and data communications is

 

Question 4. Question : (TCO 1) An information system’s sponsor and chief advocate is the

 

Question 5. Question : (TCO 1) Decision makers who are concerned with the overall business performance, any strategic or long-term planning, and problem-solving are

 

Question 6. Question : (TCO 1) How does globalization affect systems analysis?

 

Question 7. Question : (TCO 1) A comprehensive approach to facilitate quality improvements and management within a business and its products and services is known as

 

Question 8. Question : (TCO 1) If a fast food organization set up a web-based information system that employees, suppliers, and franchisees could all access for coordination of deliveries, that would be an example of a(n)

 

 

 

CIS 321 DeVry Week 2 Quiz Latest

Question : (TCO 1) A problem-solving technique that reassembles a system’s component pieces into a complete, new, and improved system is

 

Question 2. Question : (TCO 1) A system proposal may be presented as a

 

Question 3. Question : (TCO 1) A committee of executive business and system managers that studies and prioritizes competing project proposals to determine which projects will return the most for an organization and should therefore be approved is a

 

Question 4. Question : (TCO 1) Which of the following is not a category of constraints?

 

Question 5. Question : (TCO 1) A description of activities and services that a system must provide is a

 

Question 6. Question : (TCO 3) Which of the following is the amount of delay that can be tolerated by a noncritical task without causing a delay in the completion date of the entire project?

 

Question 7. Question : (TCO 3) Which of the following is NOT shown on a PERT chart?

 

Question 8. Question : (TCO 3) A tool for helping management understand the dynamics and impact of changing project parameters, such as cost, schedule, scope, and quality, is

 

Question 9. Question : (TCO 3) Which of the following establishes a project start date and then schedules forward from that date?

 

Question 10. Question : (TCO 3) Which of the following establishes a project deadline and then schedules backward from that date?

 

 

 

CIS 321 DeVry Week 3 Quiz Latest

Question : (TCO 4) A systematic sampling technique that attempts to reduce the variance of the estimates by spreading out the sampling or by avoiding very high or low estimates is

 

Question 2. Question : (TCO 4) Which of the following is something you should do during an interview?

 

Question 3. Question : (TCO 4) Which of the following is NOT a guideline for successfully conducting a JRP session?

 

Question 4. Question : (TCO 5) The act of breaking a system into its component subsystems, processes, and sub processes is known as

 

Question 5. Question : (TCO 5) Another name for a data flow diagram is a

 

Question 6. Question : (TCO 4) A function or feature that highlights what a system must do is known as

 

Question 7. Question : (TCO 4) A fact-finding technique wherein the systems analyst either participates in or watches a person perform activities to learn about the system is

 

Question 8. Question : (TCO 5) In data flow diagrams

 

Question 9. Question : (TCO 5) A context data flow diagram shows all of the following EXCEPT

 

Question 10. Question : (TCO 5) A process that has an input and an output data flow is known as

 

 

CIS 321 DeVry Week 4 Quiz Latest

Question : (TCOs 9 and 10) The value that is recorded in an attribute if a user does not specify one is known as the

 

Question 2. Question : (TCOs 9 and 10) Which of the following is a category of entities?

 

Question 3. Question : (TCOs 9 and 10) Any candidate key that is not selected to become the primary key is called

 

Question 4. Question : (TCOs 9 and 10) The problem analysis phase model that includes only entities and relationships but no attributes

 

Question 5. Question : (TCOs 9 and 10) A code that assigns sequentially generated numbers to entity instances is known as

 

Question 6. Question : (TCOs 9 and 10) Fields whose values identify one and only one record in a file are called

 

Question 7. Question : (TCOs 9 and 10) Which defines the minimum and maximum number of occurrences of one entity that may be related to a single occurrence of the other entity?

 

Question 8. Question : (TCOs 9 and 10) An entity that inherits its primary key from more than one entity is called a(n)

 

Question 9. Question : (TCOs 9 and 10) When a parent entity contributes its primary key to become part of the primary key of the child entity, the relationship is known as

 

Question 10. Question : (TCOs 9 and 10) Which normal form deals with repeating attributes?

 

Question 11. Question : (TCOs 9 and 10) A table in which rows indicate entities (and possible attributes), the columns indicate locations, and the cells indicate the document level of access, including create, read, update, or delete, is known as

 

Question 12. Question : (TCOs 9 and 10) A Gender field can hold only the values M or F. This is an example of

 

Question 13. Question : (TCOs 9 and 10) Students take courses and get grades. A Course can have many Students. A Student can take many Courses. For each course, the student gets a Grade. How would you define the relationship between Student and Course such that it is in 3NF?

 

CIS 321 DeVry Week 5 Quiz Latest

Question : (TCOs 5, 6, 7, and 9) A tabular form of presentation that specifies a set of conditions and their corresponding actions is

 

Question 2. Question : (TCOs 5, 6, 7, and 9) A tool that depicts the flow of data through a system and the work or processing performed by that system is known as

 

Question 3. Question : (TCOs 5, 6, 7, and 9) Which of the following is not a restriction of Structured English?

 

Question 4. Question : (TCOs 5, 6, 7, and 9) A set of related and ongoing activities in a business is known as

 

Question 5. Question : (TCOs 5, 6, 7, and 9) Black holes are caused by

 

Question 6. Question : (TCOs 5, 6, 7, and 9) Which of the following is a restriction of Structured English?

 

Question 7. Question : (TCOs 5, 6, 7, and 9) A set of rules that governs some process in business is known as

 

Question 8. Question : (TCOs 5, 6, 7, and 9) Structured English includes which of the following as a construct?

 

 

CIS 321 DeVry Week 6 Quiz Latest

Question : (TCO 2) Which of the following tools provides a ranking of candidate systems?

 

Question 2. Question : (TCO 2) Which kind of feasibility can be impacted by how the working environment of end users will change, given the proposed system?

 

Question 3. Question : (TCO 2) Which of the following is a fixed operating cost?

 

Question 4. Question : (TCO 2) At which of the following points during systems analysis would you NOT have a feasibility checkpoint?

 

Question 5. Question : (TCO 2) Which of the following is NOT a guideline for conducting a formal presentation?

 

Question 6. Question : (TCO 6) Which of the following is an advantage of prototyping?

 

Question 7. Question : (TCO 6) Which of the following emphasizes the drawing of pictorial system models to document the technical or implementation aspects of a new system?

 

Question 8. Question : (TCO 6) Structured design seeks to factor a program into the top-down hierarchy of modules that have which of the following properties?

 

Question 9. Question : (TCO 6) Which technique emphasizes the participative development among system owners, users, designers, and builders?

 

Question 10. Question : (TCO 6) Which of the following is a disadvantage of prototyping?

 

Question 11. Question : (TCO 6) The information system application layer that implements any processing that must be done to generate the user interface is known as

 

Question 12. Question : (TCO 6) The application architectural blueprint communicates which of the following design decisions?

 

Question 13. Question : (TCO 6) Which of the following is a reason to split a logical process into multiple physical processes?

 

Question 14. Question : (TCO 6) The information system application layer that is the actual stored data in the database is known as

 

Question 15. Question : (TCO 6) A server that hosts application logic and services for an information system, which must communicate on the front end with clients and on the back end with database servers, is known as a(n)

 

 

 

CIS 321 DeVry Week 7 Quiz Latest

Question : (TCO 8) Which of the following reports categorizes information for managers who do not want to wade through the details?

 

Question 2. Question : (TCO 8) Which of the following is a general principle for output design?

 

Question 3. Question : (TCO 8) Paper is bulky and requires considerable storage space. To overcome the storage problem, many businesses use what other output medium?

 

Question 4. Question : (TCO 8) Computer outputs should be simple to read and interpret. Which of the following is a guideline that applies to this principle?

 

Question 5. Question : (TCO 8) Optical character recognition

 

Question 6. Question : (TCO 8) Which kind of chart is useful for comparing series or categories of data? Each horizontal bar represents one series or category of data.

 

Question 7. Question : (TCO 8) A check box

 

Question 8. Question : (TCO 8) Batch processing is

 

Question 9. Question : (TCO 8) Existence checks

 

Question 10. Question : (TCO 8) Self-checking digits

 

Question 11. Question : (TCOs 11, 12, and 13) Which of the following is NOT a task of the systems implementation phase?

 

Question 12. Question : (TCOs 11, 12, and 13) Which kind of validation testing might lead to rescheduling some processing to other parts of the day?

 

Question 13. Question : (TCOs 11, 12, and 13) Which kind of testing runs the system in a simulated environment using simulated data?

 

Question 14. Question : (TCOs 11, 12, and 13) Which kind of validation testing involves simulating a data loss disaster?

 

Question 15. Question : (TCOs 11, 12, and 13) The person generally responsible for network security is called a