1. ________ is a system development technique that produces a graphical representation of a concept or process that systems developers can analyze, test, and modify A. Modeling
2. ________ is the amount of data that can be transferred in a fixed time period A. bandwidth
3. A _______ is a set of letters or numbers that represent a data item A. Code
4. A common tool for showing the distribution of a questionnaire or sampling results is a vertical bar chart called a(n) ____. A. histogram
5. A horizontal bar chart that graphically displays project tasks and durations. A. Gantt Chart
6. A main advantage of ERP is that it describes a specific hardware and software environment, also called a platform, which ensures connectivity and easy integration of future systems, including in-house softwares and commercial packages A. True
7. A software package developed to handle information requirements for a specific type of business is called a _____ A. vertical application
8. A use case represents the steps in a specific business function or process. A. True
9. An _______ produces one or more lines of output for each record processed A. Detail report
10. An evaluation model is a technique that uses a common yardstick to measure and compare vendor ratings A. True
11. An object’s ____ are the tasks or functions the object performs. A. methods
12. If processes must be performed in a specific sequence, you document the information in the ____. A. process descriptions
13. In an efficient design, data is reentered at least two times. A. False
14. In the systems design phase, a logical model is built that describes how the system will be constructed A. False
15. internal and external factors affect every business decision that a company makes, and IT systems are no exception A. True
16. IT professionals recognize that successful systems must be user-oriented, and users need to be involved, formally or informally, at every stage of systems development A. True
17. Structured application development usually involves a(n) _____, which proceeds from a general design to a detailed structure. A. top-down approach
18. The database and internet speak the same language A. False
19. The first step in managing IT security is to develop a _______ based on confidentiality, integrity and availability A. security policy
20. Today’s mobile devices have enough computing power to provide processing “at the edge,” which means at the end of a network, in the user’s hands. A. True
21. Tools make it easier to build an information system, thereby boosting IT productivity and improving the quality of the finished product. A. True
22. Using a work breakdown structure (WBS) allows one to manage a project as one large task. A. False
23. Using flowcharts, programmers can break large systems into subsystems that are easier to understand and code. A. True
24. When network traffic is encrypted, it is invisible and its content and purpose are masked. A. False
25. Which is an example of a discretionary project A. Creating a new report for a user
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