DATABASE FUNDAMENTALS
DATA WAREHOUSING AND DATA MINING
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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multi-threaded and multi-tasking
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multi-used support and preemptive
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Reliability and scalability
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all
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Detailed explanation-1: -Memory requirements A minimum of 1 GB of memory is required to install the data server components. Memory for running the product. A minimum of 1 GB of memory is the required to run the data server components. If you run the client components on the same computer, 2 GB of memory is recommended.
Detailed explanation-2: -An operational system is a term used in data warehousing to refer to a system that is used to process the day-to-day transactions of an organization. These systems are designed in a manner that processing of day-to-day transactions is performed efficiently and the integrity of the transactional data is preserved.
Detailed explanation-3: -Operational systems are designed to support high-volume transaction processing. Data warehousing systems are typically designed to support high-volume analytical processing (i.e., OLAP). Operational systems are usually concerned with current data. Data warehousing systems are usually concerned with historical data.