What are the key elements of a data flow diagram and how would you put one together?
There are four elements that make up a data flow diagram. each set consists of four symbols
that represent the same things: data flows, data stores, processes, and source
What is the difference between an operational system and a data warehouse?
Why do you need both?
According to the text, an operational system is, Systems that are used to interact with
customer and run a business in real time (Hoffer, George, & Valacich,
What are some important design principles to consider when designing forms and
As with everything involved with systems analysis and the design of an information
system, it all starts with the requirements phase. First, you must gain an understan
How do you think you should manage an information systems project?
Given the fact that for the most part information system projects can be quite large,
there must be a lot of thought that goes into managing such project. It all starts with the
Please elaborate on the criteria you think management should use in deciding on
a systems development project.
According to the text, projects deemed most likely to yield significant organizational
benefits, given available resources, are selected for sub
Change management plays a huge role in ongoing implementation and maintenance of
systems. It all starts with accepting the change that is going to take place. One of the
What are some important techniques in gathering requirements for a new system?
One of the most important techniques in gathering requirements and information about a
potential new system is also one of the most basic techniques. That is interviewing. At t