DatabaseDatabase
Systems_
Database
Systems_
Design,Systems_
Implementation,
Design, Implementation,
Design,and
Implementation,
Management
and Management
and
– Chapter
Management
– 1Chapter
Review
– 1Chapter
Questions
Review1Questions
Review
_ Verified
Questions
_Questions
Verified_Questions
Verified
& Answers
Questions
& Answers.pdf
& Answers.pdf
Database Systems: Design, Implementation, and
Management – Chapter 1 Review Questions |
Verified Questions & Answers
Page 1 ofDatabase
16 Systems_ Design, Implementation, and Management – Chapter 1 Review Questions _ Verified Questions & Answers.pdf
Page 1 of 16
,Database Systems_ Design, Implementation, and Management_
Database Systems_
Chapter 1Design,
ReviewImplementation,
Questions and Management_
Database Systems_
Chapter 1Design,
ReviewImplementation,
Questions.pdf and Management_ Chapter 1 Review Questions.pdf
1. Define each of the following terms:
a. data
b. field
c. record
d. file
Data: raw facts
Field: an attribute, same data type
Record: related data that describes an entity
File: a collection of related records.
2. What is data redundancy, and which characteristics of the file system can lead to it?
Data redundancy occurs when the same data are stored in multiple places unnecessarily.
The use of spreadsheets and tables in different parts of the organization can cause it.
Page 2 of 16 Database Systems_ Design, Implementation, and Management_ Chapter 1 Review Questions.pdf Page 2 of 16
, Database Systems_ Design, Implementation, and Management_
Database Systems_
Chapter 1Design,
ReviewImplementation,
Questions and Management_
Database Systems_
Chapter 1Design,
ReviewImplementation,
Questions.pdf and Management_ Chapter 1 Review Questions.pdf
3. What is data independence, and why is it lacking in file systems?
Data independence exists when you can change the data storage characteristics without
impeding the program's ability to access the data.
Page 3 of 16 Database Systems_ Design, Implementation, and Management_ Chapter 1 Review Questions.pdf Page 3 of 16
Systems_
Database
Systems_
Design,Systems_
Implementation,
Design, Implementation,
Design,and
Implementation,
Management
and Management
and
– Chapter
Management
– 1Chapter
Review
– 1Chapter
Questions
Review1Questions
Review
_ Verified
Questions
_Questions
Verified_Questions
Verified
& Answers
Questions
& Answers.pdf
& Answers.pdf
Database Systems: Design, Implementation, and
Management – Chapter 1 Review Questions |
Verified Questions & Answers
Page 1 ofDatabase
16 Systems_ Design, Implementation, and Management – Chapter 1 Review Questions _ Verified Questions & Answers.pdf
Page 1 of 16
,Database Systems_ Design, Implementation, and Management_
Database Systems_
Chapter 1Design,
ReviewImplementation,
Questions and Management_
Database Systems_
Chapter 1Design,
ReviewImplementation,
Questions.pdf and Management_ Chapter 1 Review Questions.pdf
1. Define each of the following terms:
a. data
b. field
c. record
d. file
Data: raw facts
Field: an attribute, same data type
Record: related data that describes an entity
File: a collection of related records.
2. What is data redundancy, and which characteristics of the file system can lead to it?
Data redundancy occurs when the same data are stored in multiple places unnecessarily.
The use of spreadsheets and tables in different parts of the organization can cause it.
Page 2 of 16 Database Systems_ Design, Implementation, and Management_ Chapter 1 Review Questions.pdf Page 2 of 16
, Database Systems_ Design, Implementation, and Management_
Database Systems_
Chapter 1Design,
ReviewImplementation,
Questions and Management_
Database Systems_
Chapter 1Design,
ReviewImplementation,
Questions.pdf and Management_ Chapter 1 Review Questions.pdf
3. What is data independence, and why is it lacking in file systems?
Data independence exists when you can change the data storage characteristics without
impeding the program's ability to access the data.
Page 3 of 16 Database Systems_ Design, Implementation, and Management_ Chapter 1 Review Questions.pdf Page 3 of 16
