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ISA 245 Exam 1 Palmisano With 100% Correct And Verified Answers
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ISA 245 Exam 1 Palmisano With 100% Correct And Verified Answers
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ISA 245 Exam 1 Palmisano With 100%Correct And Verified Answers
Data Inconsistency - Correct Answer-various conflicting
copies
Data Isolation - Correct Answer-when/how changes made by
one operation become visible to other concurrent users
Data Integrity - Correct Answer-Maintain and assurance
that data is correct and consistent
Data Redudency - Correct Answer-Database where file
needs updated in one or more table
DMI (division of management information) - Correct
Answer-powerful software tool to store data
Flat - File - Correct Answer-A table storing all database
information in one large two-dimensional table
CIV - Correct Answer-comma separated value
Fixed Format Data - Correct Answer-spaces in between
(refer to example in class)
Issues with Data Redundancy - Correct Answer-- repeated
content (duplication)
- changes to information has to be changed across all files
Vendarsol
, Data Isolation - Correct Answer-set of data cannot be
accessed by other departments
- systems don't talk to eachother
Data Security - Correct Answer-no authorization levels,
anybody can see
Concurrency - Correct Answer-people cannot access a data
file at the same time
Normalization - Correct Answer-breaking the data elements
into the level of detail desired by the facility
Data Elements - Correct Answer-facts that represent real-
world information
Database - Correct Answer-shared collection of released
data used to support activities of a particular organization
Data Management System - Correct Answer-collection of
programs that enables users to create and maintain
databases and control access to them
Table - Correct Answer-combination of fields
Properties of a Database - Correct Answer-- real world
- logical and coherent
- specific purpose
- stored in a field
- combination of fields (tables)
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