When storage space is scarce and physical records cannot span pages, creating multiple physical records from one logical relation will minimize wasted storage space.

Physical Database Design
When storage space is scarce and physical records cannot span pages, creating multiple physical records from one logical relation will minimize wasted storage space.

True

False

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Physical Database Design
The fastest read/write time and most efficient data storage of any disk array type is:

RAID-2

RAID-0

RAID-3

RAID-1

RAID-2

RAID-0

RAID-3

RAID-1

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Physical Database Design
It is usually not very important to design the physical database to minimize the time required by users to interact with the information systems.

False

True

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Physical Database Design
A pointer is a detailed coding scheme recognized by system software for representing organizational data.

False

True

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Physical Database Design
Which of the following improves a query's processing time?

Combine a table with itself.

Use compatible data types.

Query one query within another.

Write complex queries.

Combine a table with itself.

Use compatible data types.

Query one query within another.

Write complex queries.

ANSWER DOWNLOAD EXAMIANS APP

Physical Database Design
Data-volume and frequency-of-use statistics are not critical inputs to the physical database design process.

False

True

ANSWER DOWNLOAD EXAMIANS APP

Physical Database Design

Physical Database Design When storage space is scarce and physical records cannot span pages, creating multiple physical records from one logical relation will minimize wasted storage space.

Physical Database Design The fastest read/write time and most efficient data storage of any disk array type is:

Physical Database Design It is usually not very important to design the physical database to minimize the time required by users to interact with the information systems.

Physical Database Design A pointer is a detailed coding scheme recognized by system software for representing organizational data.

Physical Database Design Which of the following improves a query's processing time?

Physical Database Design Data-volume and frequency-of-use statistics are not critical inputs to the physical database design process.

Physical Database Design
When storage space is scarce and physical records cannot span pages, creating multiple physical records from one logical relation will minimize wasted storage space.

Physical Database Design
The fastest read/write time and most efficient data storage of any disk array type is:

Physical Database Design
It is usually not very important to design the physical database to minimize the time required by users to interact with the information systems.

Physical Database Design
A pointer is a detailed coding scheme recognized by system software for representing organizational data.

Physical Database Design
Which of the following improves a query's processing time?

Physical Database Design
Data-volume and frequency-of-use statistics are not critical inputs to the physical database design process.