Chapter 04 MC - 6. In a DFD, the symbol for an entity is...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
Systems Analysis and Design, 6 th Edition Chapter 06c66012e5153e98a0bd222e63a54edbbb014a6b.doc Page 1 of 2 Name _________________________ Date ___________ Instructions: Circle the correct response. 1. A(n) ____________ model shows what a system must do. a. physical b. logical c. System d. Enterprise 2. A(n) ____________ diagram shows how data moves through an information system. a. entity b. relationship c. data flow d. zero 3. A ___________ receives input data and produces out put that has a different content, form, or both. a. process b. symbol setting c. symbol set d. source 4. A ____________ is a path for data to move from one part of an information system to another. a. system flow b. data flow c. system logic d. transition path 5. A process that has no input is called a ____________ process. a. spontaneous generation b. black hole c. gray hole d. negative data flow
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: 6. In a DFD, the symbol for an entity is the ____________. Systems Analysis and Design, 6 th Edition Chapter 06c66012e5153e98a0bd222e63a54edbbb014a6b.doc Page 2 of 2 a. rectangle b. square c. diamond d. oval 7. ___________ maintains consistency among a set of DFDs by ensuring that input and output data flows align properly. a. Leveling b. Balancing c. Fronting d. Iterating 8. A ____________ is the term used to describe a central storehouse of information about a system’s data. a. data house b. data base c. data dictionary d. data warehouse 9. A ____________ is the smallest piece of data that has meaning within an information system. a. record b. structure c. store d. data element 10. Which of the following is not a logical structure upon which modular design is based? a. Calculation b. Sequence c. Selection d. Iteration...
View Full Document

This note was uploaded on 10/05/2011 for the course ECON 2301 taught by Professor Econmaster during the Spring '11 term at Dallas Colleges.

Page1 / 2

Chapter 04 MC - 6. In a DFD, the symbol for an entity is...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online