Podcast
Questions and Answers
Hierarchical databases are organized like an ______ tree.
Hierarchical databases are organized like an ______ tree.
inverted
In hierarchical databases, each field has only one ______.
In hierarchical databases, each field has only one ______.
parent
Network databases use ______ to create relationships between data.
Network databases use ______ to create relationships between data.
pointers
Object-oriented databases use ______ to analyze data at a conceptual level.
Object-oriented databases use ______ to analyze data at a conceptual level.
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Multimedia databases support various ______ formats such as JPEG and GIF.
Multimedia databases support various ______ formats such as JPEG and GIF.
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A data ______ is a repository of consolidated corporate data.
A data ______ is a repository of consolidated corporate data.
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Subject = Customer Savings Database Savings Application Current Accounts Application Current Accounts ______ Personal Loans Application Personal Loans Database
Subject = Customer Savings Database Savings Application Current Accounts Application Current Accounts ______ Personal Loans Application Personal Loans Database
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Data is stored once in a single integrated location Customer data stored in several ______
Data is stored once in a single integrated location Customer data stored in several ______
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Every key structure in the data warehouse Contains an element of ______, explicitly or implicitly
Every key structure in the data warehouse Contains an element of ______, explicitly or implicitly
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Data warehouse data: provide information from a historical perspective (e.g., past 5-10 ______)
Data warehouse data: provide information from a historical perspective (e.g., past 5-10 ______)
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The time horizon for the data warehouse is significantly longer than that of operational ______
The time horizon for the data warehouse is significantly longer than that of operational ______
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A ______ warehouse is a repository of consolidated corporate data.
A ______ warehouse is a repository of consolidated corporate data.
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The main purpose of a ______ is to provide a protected business decision support environment.
The main purpose of a ______ is to provide a protected business decision support environment.
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The process of transferring data to a ______ is called Loading.
The process of transferring data to a ______ is called Loading.
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______ analysis involves discovering patterns and relationships in large amounts of historical data.
______ analysis involves discovering patterns and relationships in large amounts of historical data.
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The ______ of a data warehouse includes raw data, summary data, and metadata.
The ______ of a data warehouse includes raw data, summary data, and metadata.
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