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Questions and Answers
Structured data fits nicely into a relational database and is easily searchable.
Structured data fits nicely into a relational database and is easily searchable.
True
Unstructured data includes formats like audio and video.
Unstructured data includes formats like audio and video.
True
Semi-structured data is highly organized and formatted.
Semi-structured data is highly organized and formatted.
False
MS Access is a popular DBMS.
MS Access is a popular DBMS.
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The database system allows the collection, storage, management, and use of data within a database environment.
The database system allows the collection, storage, management, and use of data within a database environment.
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Data redundancy is a limitation of the file system.
Data redundancy is a limitation of the file system.
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DBMS is a collection of programs that manages the database structures and controls how the stored data are accessed.
DBMS is a collection of programs that manages the database structures and controls how the stored data are accessed.
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Single-user databases support multiple users at the same time.
Single-user databases support multiple users at the same time.
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Desktop databases run on personal computers.
Desktop databases run on personal computers.
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DBMS hides the complexities of the database internal structure from the end user.
DBMS hides the complexities of the database internal structure from the end user.
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Centralized databases store data in different locations for easy access.
Centralized databases store data in different locations for easy access.
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DBMS enables data in the database to be shared by multiple users.
DBMS enables data in the database to be shared by multiple users.
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A database system's components include hardware, software, people, procedures, and data.
A database system's components include hardware, software, people, procedures, and data.
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A field in a database is used to store record information.
A field in a database is used to store record information.
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One of the drawbacks of Database Systems is decreased costs.
One of the drawbacks of Database Systems is decreased costs.
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Database design activities are carried out to create structures for storing end-user data.
Database design activities are carried out to create structures for storing end-user data.
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The Database Life Cycle involves requirements establishment, implementation, testing, and maintenance phases.
The Database Life Cycle involves requirements establishment, implementation, testing, and maintenance phases.
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Fine-tuning and evaluating the database and application programs are parts of the Maintenance phase in the Database Life Cycle.
Fine-tuning and evaluating the database and application programs are parts of the Maintenance phase in the Database Life Cycle.
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