Data Management and Assessment Question

Database
Which of the following has (have) the broadest impact on an organization?
Decisions about data.

Assessment Question 3.25
Your answer is correct.
Which of the following is not a reason why managing data is difficult over time?

New systems are developed.
The media the data are stored on becomes problematic.
New sources of data are created.
The amount of data increases exponentially.
All of these are reasons why managing data is difficult over time.

Assessment Question 3.26
Your answer is correct.
Not including alphabetic characters in a Social Security Number field is an example of _____.

Data isolation.
Data integrity.
Data consistency.
Data redundancy.
Application/data dependence.

Assessment Question 3.27
Your answer is correct.
_____ occurs when applications cannot access data associated with other applications.

Data isolation
Data integrity
Data consistency
Data redundancy
Application/Data dependence

Assessment Question 3.28
Your answer is correct.
_____ occurs when the same data are stored in many places.

Data isolation
Data integrity
Data consistency
Data redundancy
Application/Data dependence

Assessment Question 3.29
Your answer is correct.
_____ occurs when various copies of the data agree.

Data isolation
Data integrity
Data consistency
Data redundancy
Application/Data dependence

Assessment Question 3.31
Your answer is correct.

Place the following members of the data hierarchy in their correct order:

Bit – byte – field – record – database – file
Bit – field – byte – record – file – database
Byte – bit – record – field – database
Bit – byte – field – record – file – database
Bit – record – field – byte – file -- database

Assessment Question 3.33
Your answer is correct.
A(n) _____ is a logical grouping of characters into a word, a small group of words, or a complete number. Byte
Field
Record
File
Database
Assessment Question 3.34
Your answer is correct.
A(n) _____ is a logical grouping of related fields.

Byte
Field
Record
File