Chapter 1
The ability to compare, classify, evaluate, recognize patterns, analyze cause and effect, and apply logic.
What are critical thinking skills?
Process of identifying long-term organizational goals, strategies, and resources.
What is strategic planning?
A series of tasks that, if delayed, would affect the completion date of the overall project.
What is a critical path?
A physical model of the current system, a logical model of the current system, a logical model of the new system, and a physical model of the new system.
What is a four-model approach?
Represents a real person, place, event, or transaction.
What is an object?
Combines technology, people, and data to provide support for business functions such as order processing, inventory control, human resources, accounting, and many more.
What is an information system?
Reflects the firm’s vision, purpose, and values.
What is a mission statement?
A proactive effort to anticipate a risk and describe an action plan to deal with it.
What is a risk response plan?
Uses various symbols to show how the system transforms input data into useful information.
What is a data flow diagram?
A widely used method of visualizing and documenting an information system.
What is Unified Modeling Language (UML)
Helps plan, develop, and maintain information systems.
What is a systems analyst?
A popular technique for investigating causes and effects.
What is a fishbone diagram?
A system’s ability to handle increased business volume and transactions in the future.
What is scalability?
A top-level view of an information system that shows the system’s boundaries and scope.
What is a context diagram?
The transfer of information systems development, operation, or maintenance to an outside firm that provides these services
What is outsourcing?
Describe the tasks and business functions that users, managers, and IT staff members perform to achieve specific results.
What are processes?
The specific boundaries, or extent, of the project.
What is a project scope?
A planned meeting during which the analyst obtains information from another person.
What is an interview?
Maintains consistency among a set of DFDs by ensuring that input and output data flows align properly.
What is balancing?
Refers to the practice of shifting IT development, support, and operations to other countries.
What is offshoring?
The management group, the users inside and outside the company who will interact with the system, and IT staff members.
Who are stakeholders?
Projects with very general scope definitions are at risk of expanding gradually, without specific authorization, in a process called:
What is project creep?
A document containing a number of standard questions that can be sent to many individuals.
What is a questionnaire?
A central storehouse of information about the system’s data.
What is a data dictionary?
A percentage rate that compares the total net benefits (the return) received from a project to the total costs (the investment) of the project.
What is a return on investment (ROI)?