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CHAPTER 9: DATABASE DESIGN

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CIS 3365 Quiz on CHAPTER 9: DATABASE DESIGN, created by Miguel Lucero on 05/04/2017.
Miguel Lucero
Quiz by Miguel Lucero, updated more than 1 year ago
Miguel Lucero
Created by Miguel Lucero about 8 years ago
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Resource summary

Question 1

Question
1. Systems analysis establishes the need for an information system and its extent
Answer
  • True
  • False

Question 2

Question
2. The term “database development” is used to describe the process of database design and implementation.
Answer
  • True
  • False

Question 3

Question
3. The primary objective in database design is to create complete, normalized, nonredundant, and fully integrated conceptual, logical, and physical database models.
Answer
  • True
  • False

Question 4

Question
4. The implementation phase of database design includes creating the database storage structure and loading the database, but does not provide for data management.
Answer
  • True
  • False

Question 5

Question
5. The Systems Development Life Cycle (SDLC) traces the history of an information system.
Answer
  • True
  • False

Question 6

Question
6. The Systems Development Life Cycle (SDLC) provides the big picture within which the database design and application development can be mapped out and evaluated.
Answer
  • True
  • False

Question 7

Question
7. The Systems Development Life Cycle (SDLC) is a sequential process rather than an iterative process.
Answer
  • True
  • False

Question 8

Question
8. The Systems Development Life Cycle’s (SDLC’s) planning phase yields a general overview of the company and its objectives.
Answer
  • True
  • False

Question 9

Question
9. The result of analysis phase of the Systems Development Life Cycle (SDLC) should be a better understanding of the system’s functional areas, actual and potential problems, and opportunities.
Answer
  • True
  • False

Question 10

Question
10. In the Systems Development Life Cycle (SDLC), problems defined during the planning phase are examined in greater detail during the analysis phase.
Answer
  • True
  • False

Question 11

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11. The analysis phase of the Systems Development Life Cycle (SDLC) involves a cycle of coding, testing, and debugging.
Answer
  • True
  • False

Question 12

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12. In the Systems Development Life Cycle (SDLC), the design of the system’s processes begins in the detailed systems design phase.
Answer
  • True
  • False

Question 13

Question
13. In the detailed systems design phase of the Systems Development Life Cycle (SDLC), steps are laid out for the conversion of a database from an old system to a new system.
Answer
  • True
  • False

Question 14

Question
14. Training principles and methodologies are planned during the implementation phase of the Systems Development Life Cycle (SDLC).
Answer
  • True
  • False

Question 15

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15. The detailed systems design phase of the Systems Development Life Cycle (SDLC) includes all the necessary technical specifications for the screens, menus, reports, and other devices used to make the system more efficient.
Answer
  • True
  • False

Question 16

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16. During the implementation phase of the Systems Development Life Cycle (SDLC), the hardware, database management system (DBMS) software, and application programs are installed, and the database design is implemented.
Answer
  • True
  • False

Question 17

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17. The database contents might be loaded interactively or in batch mode using a variety of methods and devices including customized user programs.
Answer
  • True
  • False

Question 18

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18. The system is subjected to exhaustive testing during the testing phase of the Systems Development Life Cycle (SDLC).
Answer
  • True
  • False

Question 19

Question
19. In the Systems Development Life Cycle (SDLC), after testing is concluded, end-user training is not necessary.
Answer
  • True
  • False

Question 20

Question
20. A system is always at some stage of SDLC because every request for structural changes requires retracing the steps of the Systems Development Life Cycle (SDLC).
Answer
  • True
  • False

Question 21

Question
21. A system maintenance activity generated in response to changes in the business environment is referred to as corrective maintenance.
Answer
  • True
  • False

Question 22

Question
22. The overall purpose of the database initial study is to create the conceptual design.
Answer
  • True
  • False

Question 23

Question
23. To analyze the company situation, the database designer must discover what the company’s operational components are, how they function, and how they interact.
Answer
  • True
  • False

Question 24

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24. After the initial declarations in Database Life Cycle (DBLC), the database designer must carefully probe in order to generate additional information that will help define the problem within the larger framework of company operations.
Answer
  • True
  • False

Question 25

Question
25. In most modern relational DBMSs, a new database implementation requires the creation of special storage-related constructs to house the end-user tables.
Answer
  • True
  • False

Question 26

Question
26. The assignment of access rights may restrict operations on predetermined objects such as databases, tables, views, queries, and reports.
Answer
  • True
  • False

Question 27

Question
27. Data integrity is enforced by the database management system (DBMS) through the proper use of primary and foreign key rules.
Answer
  • True
  • False

Question 28

Question
28. The testing and evaluation phase of the Database Life Cycle (DBLC) occurs after applications programming.
Answer
  • True
  • False

Question 29

Question
29. Database performance is one of the least important factors in all database implementations.
Answer
  • True
  • False

Question 30

Question
30. Evaluation of database performance is rendered easier by the fact there are no standards to measure it.
Answer
  • True
  • False

Question 31

Question
31. The main purpose of a backup is to guarantee database restoration following a hardware or software failure.
Answer
  • True
  • False

Question 32

Question
32. The database administrator must be prepared to perform routine maintenance activities within the database.
Answer
  • True
  • False

Question 33

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33. Physical design becomes simpler when data is distributed at different locations.
Answer
  • True
  • False

Question 34

Question
34. Decentralized design is typical of relatively simple, small databases and can be successfully done by a single person.
Answer
  • True
  • False

Question 35

Question
35. The process of creating an information system is known as .
Answer
  • a. systems development
  • b. database development
  • c. network development
  • d. enterprise development

Question 36

Question
36. The traditional Systems Development Life Cycle (SDLC) is divided into phases.
Answer
  • a. two
  • b. three
  • c. four
  • d. five

Question 37

Question
37. Discovery of user requirements, existing system evaluation, and logical system design are part of the phase of the Systems Development Life Cycle (SDLC).
Answer
  • a. planning
  • b. analysis
  • c. detailed systems design
  • d. implementation

Question 38

Question
38. Coding, testing, and debugging are part of the phase of the Systems Development Life Cycle (SDLC).
Answer
  • a. planning
  • b. analysis
  • c. detailed systems design
  • d. implementation

Question 39

Question
39. “Should the existing system be replaced?” is a question that is asked during the stage of the Systems Development Life Cycle (SDLC).
Answer
  • a. planning
  • b. analysis
  • c. implementation
  • d. maintenance

Question 40

Question
40. “What are the requirements of the current system’s end users?” is a question asked during the phase of the Systems Development Life Cycle (SDLC).
Answer
  • a. planning
  • b. analysis
  • c. implementation
  • d. maintenance

Question 41

Question
41. The feasibility study during the planning phase of the Systems Development Life Cycle (SDLC) must address the:
Answer
  • a. requirements of the current system’s end users.
  • b. problems and constraints related to the company situation.
  • c. questions about modification and replacement of existing system.
  • d. technical aspects of hardware and software requirements.

Question 42

Question
42. The logical systems design is created during the phase of the Systems Development Life Cycle (SDLC).
Answer
  • a. planning
  • b. analysis
  • c. implementation
  • d. maintenance

Question 43

Question
43. The database contents are loaded during the phase of the Systems Development Life Cycle (SDLC).
Answer
  • a. analysis
  • b. detailed systems design
  • c. implementation
  • d. maintenance

Question 44

Question
44. In DBLC, the phase after the database initial study is .
Answer
  • a. operation
  • b. database design
  • c. database initial study
  • d. implementation and loading

Question 45

Question
45. The implementation of applications tends to prolong the operational life of systems by making them easier to update and maintain.
Answer
  • a. database-produced
  • b. network-produced
  • c. CASE-produced
  • d. design-produced

Question 46

Question
46. The maintenance and evolution phase of the Database Life Cycle (DBLC) involves .
Answer
  • a. defining objectives
  • b. introducing changes
  • c. testing the database
  • d. installing the DBMS

Question 47

Question
47. Selecting database management system (DBMS) software is part of the phase of the Database Life Cycle (DBLC).
Answer
  • a. database initial study
  • b. database design
  • c. implementation and loading
  • d. testing and evaluation

Question 48

Question
48. Producing the required information flow is part of the phase of the Database Life Cycle (DBLC).
Answer
  • a. database initial study
  • b. database design
  • c. operation
  • d. testing and evaluation

Question 49

Question
49. is a technique that creates logical representations of computing resources that are independent of the underlying physical computing resources.
Answer
  • a. Normalization
  • b. Virtualization
  • c. Specialization
  • d. Generalization

Question 50

Question
50. The implementation and loading phase of the Database Life Cycle (DBLC) involves .
Answer
  • a. defining objectives
  • b. introducing changes
  • c. testing the database
  • d. installing the DBMS

Question 51

Question
51. In the context of the database design process, the conceptual design step that defines the fragmentation and allocation strategy is .
Answer
  • a. Database analysis and requirements
  • b. ER modeling and normalization
  • c. data model verification
  • d. distributed database design

Question 52

Question
52. In the context of the database design process, the conceptual design step that determines end-user views, outputs, and transaction-processing requirements is .
Answer
  • a. Data analysis and requirements
  • b. entity relationship modeling and normalization
  • c. data model verification
  • d. distributed data design

Question 53

Question
53. can render data useless to unauthorized users who might have violated some of the database security layers.
Answer
  • a. Data encryption
  • b. Access rights
  • c. Physical security
  • d. Password security

Question 54

Question
54. Once the data has been loaded into the database, the tests and fine-tunes the database for performance, integrity, concurrent access, and security constraints.
Answer
  • a. programmer
  • b. manager
  • c. database administrator
  • d. systems administrator

Question 55

Question
55. In a(n) , only the objects that have been updated or modified since the last full backup are backed up.
Answer
  • a. transaction log backup
  • b. conservative backup
  • c. differential backup
  • d. adaptive backup

Question 56

Question
56. Which of the following is a hardware-induced database failure?
Answer
  • a. memory chip errors
  • b. viruses
  • c. malware
  • d. abortion due to deadlock

Question 57

Question
57. The last step in the Database Life Cycle (DBLC) is .
Answer
  • a. maintenance and evolution
  • b. operation
  • c. testing and evaluation
  • d. implementation and loading

Question 58

Question
58. The first step in developing the conceptual model using ER diagrams is to .
Answer
  • a. normalize the entities
  • b. complete the initial ER diagram
  • c. identify, analyze, and refine the business rules
  • d. define the attributes, primary keys, and foreign keys for each of the entities

Question 59

Question
59. The first step in the ER model verification process is to .
Answer
  • a. identify each module and its components
  • b. identify the ER model’s central entity
  • c. verify all processes against the ER model
  • d. identify each module’s internal transaction requirements

Question 60

Question
60. is the process of determining the data storage organization and data access characteristics of the database to ensure its integrity, security, and performance.
Answer
  • a. Conceptual design
  • b. Network design
  • c. Logical design
  • d. Physical design

Question 61

Question
61. During decentralized design, after the has been completed, all modules are integrated into one conceptual model.
Answer
  • a. declaration process
  • b. verification process
  • c. conceptual process
  • d. logical process
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