Nt2520 Unit 3 Assignment 1 Essay

618 Words Aug 13th, 2013 3 Pages
Unit 3 Assignment 1: Homework
Learning Objectives and Outcomes
Use the database modeling template in MS Visio.
Create entities and add attributes of a database.
Define relationship between entities of a database.
Create many-to-many relationships with a linking table.

Assignment Requirements
Answer the following True or False questions on the student answer sheet.

Required Resources
Textbook

Submission Requirements
Submit your written answers to your instructor at the beginning of Unit 4.

Unit 3 True/False Questions
Indicate whether the following statements are true or false on the student answer sheet.

1) The logical design is independent of any database management system.

2) The physical design is the
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17) A surrogate key is a random or arbitrary key often just numbers incremented.

18) A composite key refers to an entity that has multiple keys.

19) Domain entities are entities that represent the core business elements of the database.

20) A lookup entity can help ensure consistency in data entries.

Unit 3 Assignment 1: Student Answer Sheet
DATE: ____________________________
STUDENT NAME: ____________________________
COURSE NUMBER: ____________________________
INSTRUCTOR: ____________________________
SCHOOL LOCATION: ____________________________
General Instructions:
To answer each question, darken the circle corresponding to your answer using a pencil. If you decide to change your answer, please erase your original answer completely and darken your new answer.

Question No. | True | False | 1 | | | 2 | | | 3 | | | 4 | | | 5 | | | 6 | | | 7 | | | 8 | | | 9 | | | 10 | | | 11 | | | 12 | | | 13 | | | 14 | | | 15 | | | 16 | | | 17 | | | 18 | | | 19 | | | 20 | | |

Unit 3 Research Assignment 1
Learning Objectives and Outcomes
Use the database modeling template in MS Visio.
Create entities and add attributes of a database.
Define relationship between entities of a database.
Create many-to-many relationships with a linking table.

Assignment Requirements
Use the Internet and the ITT Tech Virtual Library to research the following

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