ISDS 406 Exam Study Questions Bank- 200
Questions and Correct Answers| Latest Update
2024/2025
What is the primary goal of the Requirements Analysis phase in Systems Analysis and
Design?
A. To determine the hardware and software requirements for the system
B. To identify and document the functional and non-functional requirements of the
system
C. To create a detailed project plan for the development process
D. To test the system to ensure it meets the requirements - ANSWER The correct answer
is B. The primary goal of the Requirements Analysis phase is to identify and document
the functional and non-functional requirements of the system, which will serve as the
foundation for the system's design and implementation.
What is Work Breakdown Structure (WBS) - ANSWER List of tasks hierarchically
numbered. That uses a top-down approach with high lvl tasks defined first, then further
broken down into subtasks. A project work plan is managed in the WBS.
Which of the following is NOT a reason why approximately 50% of large system
development projects fail?
a) Missed deadlines
b) Poor planning
c) Excessive scope creep
d) Big data - ANSWER d) Big Data
,Describe "Black Hole" in DFD. What are the errors to avoid in DFDs? - ANSWER An
instance in the Data Flow Diagram where a process has an input but no output (it just
"consumes" data). This is an error. Avoid Black holes, miracle, and gray hole.
Goals in the Analysis Phase consist of?
A. Collect and Analyze
B. Develop new system concept
C. Analysis Model of new system
D. All of the above - ANSWER D. All of the above
What are the three types of requirements? - ANSWER Business requirements, user
requirements, and system requirements.
What are exceptions? - ANSWER Error conditions encountered while performing use
case steps.
What are two things that drive a system analyst to do a good job? - ANSWER 1. The
satisfaction of working with a team
2. Seeing the positive impact of their work on the business
What is a popular technique for creating process models? - ANSWER Data flow
diagramming.
What are the guidelines for creating DFDs? - ANSWER Never have data flowing from one
entity to another
Never have data flowing from an entity to a data store
Never have data flowing a data store to an entity
Never have data flowing from one data store to another
,*Processes must be in between each
What is the purpose of a context diagram? - ANSWER There are several levels of DFDs,
so the context diagram is the top level showing the entire system in context with the
environment. Lower levels then give more details. A context diagram shows the overall
business process, without data stores. It also shows the external entities, which are the
who or what that interact with the system in the said environment.
Which of the following is NOT one of the four main elements/symbols in the type of
diagram that is thoroughly explained in Chapter 5?
A) Data store (open rectangle)
B) Process (rounded rectangle or circle)
C) External entity (or agent) (rectangle)
D) Data flow (arrow)
E) Data Entry (triangle) - ANSWER E) Data Entry (triangle)
The four main elements/symbols in the DFD discussed in Chapter 5 are data store,
process (or event), external entity (or agent), and data flow.
Is the statement below true or false?
The waterfall methodology moves sequentially from planning, to analysis, to design, to
implementation. Each part of the SDLC is carefully completed before moving on to next
step. - ANSWER True (Waterfall Development Methodology focuses on Moving from
phase to phase. Emphasis on deliverables from one
phase flowing into the next phase)
Project managers always face trade-offs among three critical aspects of a project. If one
changes, it affects the other two. What are those three critical aspects? - ANSWER
Project Cost, Project Scope, Project Time
, True or False:
When conducting a technology analysis to identify business needs, it is important to list
all technology considerations. - ANSWER Answer: True
Which of the following is NOT a Key aspect of working on a team (3 C's) Answer D
-A.) Communication: Expectations and team cohesion
-B.) Conveyance: Sharing task information and work
-C.) Convergence: Making decisions about the work
-D.)Connection: Ways to communicate with others - ANSWER Answer: D
Which element is never included in context diagrams?
A. Process
B. Data flow
C. Data storage
D. External entity - ANSWER Answer: C. data storage is not included in context diagrams.
Which of the following is NOT an element of a system request?
A. Project sponsor
B. Business need
C. Business requirements
D. Systems Analyst - ANSWER Answer: D. Systems Analyst is not an element of a system
request.
What are the three categories of feasibility analysis? - ANSWER Technical feasibility,
economic feasibility, organization feasibility
Questions and Correct Answers| Latest Update
2024/2025
What is the primary goal of the Requirements Analysis phase in Systems Analysis and
Design?
A. To determine the hardware and software requirements for the system
B. To identify and document the functional and non-functional requirements of the
system
C. To create a detailed project plan for the development process
D. To test the system to ensure it meets the requirements - ANSWER The correct answer
is B. The primary goal of the Requirements Analysis phase is to identify and document
the functional and non-functional requirements of the system, which will serve as the
foundation for the system's design and implementation.
What is Work Breakdown Structure (WBS) - ANSWER List of tasks hierarchically
numbered. That uses a top-down approach with high lvl tasks defined first, then further
broken down into subtasks. A project work plan is managed in the WBS.
Which of the following is NOT a reason why approximately 50% of large system
development projects fail?
a) Missed deadlines
b) Poor planning
c) Excessive scope creep
d) Big data - ANSWER d) Big Data
,Describe "Black Hole" in DFD. What are the errors to avoid in DFDs? - ANSWER An
instance in the Data Flow Diagram where a process has an input but no output (it just
"consumes" data). This is an error. Avoid Black holes, miracle, and gray hole.
Goals in the Analysis Phase consist of?
A. Collect and Analyze
B. Develop new system concept
C. Analysis Model of new system
D. All of the above - ANSWER D. All of the above
What are the three types of requirements? - ANSWER Business requirements, user
requirements, and system requirements.
What are exceptions? - ANSWER Error conditions encountered while performing use
case steps.
What are two things that drive a system analyst to do a good job? - ANSWER 1. The
satisfaction of working with a team
2. Seeing the positive impact of their work on the business
What is a popular technique for creating process models? - ANSWER Data flow
diagramming.
What are the guidelines for creating DFDs? - ANSWER Never have data flowing from one
entity to another
Never have data flowing from an entity to a data store
Never have data flowing a data store to an entity
Never have data flowing from one data store to another
,*Processes must be in between each
What is the purpose of a context diagram? - ANSWER There are several levels of DFDs,
so the context diagram is the top level showing the entire system in context with the
environment. Lower levels then give more details. A context diagram shows the overall
business process, without data stores. It also shows the external entities, which are the
who or what that interact with the system in the said environment.
Which of the following is NOT one of the four main elements/symbols in the type of
diagram that is thoroughly explained in Chapter 5?
A) Data store (open rectangle)
B) Process (rounded rectangle or circle)
C) External entity (or agent) (rectangle)
D) Data flow (arrow)
E) Data Entry (triangle) - ANSWER E) Data Entry (triangle)
The four main elements/symbols in the DFD discussed in Chapter 5 are data store,
process (or event), external entity (or agent), and data flow.
Is the statement below true or false?
The waterfall methodology moves sequentially from planning, to analysis, to design, to
implementation. Each part of the SDLC is carefully completed before moving on to next
step. - ANSWER True (Waterfall Development Methodology focuses on Moving from
phase to phase. Emphasis on deliverables from one
phase flowing into the next phase)
Project managers always face trade-offs among three critical aspects of a project. If one
changes, it affects the other two. What are those three critical aspects? - ANSWER
Project Cost, Project Scope, Project Time
, True or False:
When conducting a technology analysis to identify business needs, it is important to list
all technology considerations. - ANSWER Answer: True
Which of the following is NOT a Key aspect of working on a team (3 C's) Answer D
-A.) Communication: Expectations and team cohesion
-B.) Conveyance: Sharing task information and work
-C.) Convergence: Making decisions about the work
-D.)Connection: Ways to communicate with others - ANSWER Answer: D
Which element is never included in context diagrams?
A. Process
B. Data flow
C. Data storage
D. External entity - ANSWER Answer: C. data storage is not included in context diagrams.
Which of the following is NOT an element of a system request?
A. Project sponsor
B. Business need
C. Business requirements
D. Systems Analyst - ANSWER Answer: D. Systems Analyst is not an element of a system
request.
What are the three categories of feasibility analysis? - ANSWER Technical feasibility,
economic feasibility, organization feasibility
