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ISDS c questions and answers verified 2024
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ISDS c questions and answers verified 2024
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ISDS-406 MidtermWhat is scope creep? - correct answer ✔New requirement is added to the
project after original project scope was defined. Its very difficult to control if the
project doesn't possess the upmost, highest priority features.
What are the four elements of a DFD? - correct answer ✔-Process or event
(Rounded Rectangle w/ Number)
-Data flow (Arrow)
-External entity or agent (Square)
-Data store (Open rectangle/parallel lines)
Which element of the DFD is never included in the Context Diagram? Is there
a workaround exception? - correct answer ✔Data Store
If the system uses data from or supplies data to another system, that system
becomes an external entity and not a data store.
Which phase is usually the longest and most expensive, but can also be the
least complex? - correct answer ✔Implementation Phase
Describes the reasons for developing the system and outline the capabilities it
will provide the organization - correct answer ✔Business Requirements
A process of selecting, prioritizing and monitoring project results. - correct
answer ✔Project portfolio management
Process of planning and controlling the project within a specified time frame. -
correct answer ✔Project Management
,What are the two gathering strategies for small improvements in an
organization? - correct answer ✔-Problem Analysis: Asks users to identify
problems and solutions.
-Root Case Analysis: Finds out why problem exists. Attempts to find "real"
problem.
Which gathering strategies are useful for making moderate improvements in
effectiveness? - correct answer ✔-Duration Analysis: How long whole
process and each step within process takes. Looks for steps that can be
shortened or omitted.
-Activity-based Costing: Looks at the cost of each step to see if any can be
made more cost effective.
-Informal Benchmarking: Compares organizations process to similar
organizations processes to find improvement opportunities.
Which gathering strategies are best for redesigning the whole system
(complete "overhaul" of the system)? - correct answer ✔-Outcome Analysis:
The desirable outcomes from the customer's perspective are considered.
-Technology Analysis: Analysts and employees list important/interesting
technologies for consideration in new system.
-Activity elimination: Imagines what would happen with out each
organizational activity (even if it's ridiculous).
,Do process models document the current (as-is) system or the new (to-be)
system? Explain. - correct answer ✔trick question, they can be used for
either or.
The reason is that a process model is defined as a description of a business
process, or the activities that people do. Because an as-is system and a to-be
system are essentially both business processes, process models and
document both.
What are system requirements? - correct answer ✔What the system needs
to do in order to satisfy business user needs.It also summarizes the features
the information system must include, such as the ability to collect customer
orders online or the ability for suppliers to receive inventory status information
as sales occur.
What are the duties of the project manager? - correct answer ✔-Creates a
workplan, staffs the project, puts techniques in place to help control and direct
project through the entire SDLC
-planning and controlling the project with a specified time frame, at minimum
cost, with desired outcomes
What is agile development? - correct answer ✔Is a group of programming-
centric methodologies that focus on streamlining the SDLC.
What are the weaknesses of agile development? - correct answer ✔-requires
discipline
-significant users involvement is essential
-initial high learning curve
, -works best in smaller projects
-more coordination required because analysts/designers/users all work
together in every iteration
What is CASE? - correct answer ✔Computer-Aided Software Engineering is
used during the analysis phase to create integrated diagrams of the system
and to store information regarding the system components, also automates all
or part of the development process.
All of the following are tangible benefits to a system except?
a) increased sales
b)reduced staff
c)better supplier relations
d)reductions in inventory
e)better supplier prices - correct answer ✔c) better supplier relations is a
intangible benefit.
Which of the following is true about the roles of project manager and systems
analyst?
a. They can be the same person, but often are not (especially in larger
organizations) Correct
b. They are always the same person
c. They should never be the same person - correct answer ✔a. They can be
the same person, but often are not (especially in larger organizations)
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