Q: In which ETL stage would a business intelligence professional map data types from the sources to the target system in order to ensure the data fits the destination? or Q: To make sure the data meets the destination, what ETL stage would a business intelligence specialist map data types from the sources to the target system? Load Extract Transform …
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A business intelligence professional stores large amounts of raw data in its original format within a database system. Then, they can access the data whenever they need it for their BI project. What type of database are they using?
Q: A business intelligence professional stores large amounts of raw data in its original format within a database system. Then, they can access the data whenever they need it for their BI project. What type of database are they using? or Q: A business intelligence specialist uses a database system to store a lot of raw data in its original…
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Which of the following statements correctly describes primary and foreign keys? Select all that apply.
Q: Which of the following statements correctly describes primary and foreign keys? Select all that apply. or Q: Which of the following summaries of main and foreign keys is accurate? Choose every option that pertains. A foreign key references a column or a group of columns in which each row uniquely identifies each record in the table. A primary key…
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Fill in the blank: A _____ schema is an extension of a star schema, which contains additional dimensions.
Q: Fill in the blank: A _____ schema is an extension of a star schema, which contains additional dimensions. or Q: Complete the blank: An expansion of a star schema with extra dimensions is called a _____ schema. dimensional snowflake geometric responsive Explanation: A snowflake schema is an extension of a star schema, where the dimensions are normalized into multiple…
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What type of database stores relevant data locally for analysis and less relevant data remotely?
Q: What type of database stores relevant data locally for analysis and less relevant data remotely? or Q: Which kind of database keeps less important data offsite and pertinent data onsite for analysis? Combined systems Separated storage and computing systems Single-homed databases Distributed databases Explanation: Distributed databases store relevant data locally for quick access and analysis, while less relevant data…
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When designing a data warehouse, BI professionals take into account which of the following considerations? Select all that apply.
Q: When designing a data warehouse, BI professionals take into account which of the following considerations? Select all that apply. or Q: Which of the following factors is taken into account by BI specialists when constructing a data warehouse? Choose every option that pertains. The visualization tools that will be used for the dashboard The business needs (CORRECT) The shape…
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Fill in the blank: Logical data modeling involves representing different _____ in a physical data model.
Q: Fill in the blank: Logical data modeling involves representing different _____ in a physical data model. or Q: Complete the blank: Different _____ must be represented in a physical data model in logical data modeling. Schemas Tables Permissions Users Explanation: Logical data modeling involves representing different schemas in a physical data model. Schemas define the structure of the data…
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A BI professional considers the relevant data for a project, the names and data types of table columns, formatting of data entries, and unique keys for database entries and objects. What will these activities enable them to accomplish?
Q: A BI professional considers the relevant data for a project, the names and data types of table columns, formatting of data entries, and unique keys for database entries and objects. What will these activities enable them to accomplish? or Q: A BI specialist takes into account the pertinent data for a project, table column names and data kinds, data…
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What is the term for the predetermined locations where pipeline data is sent in order to be acted on?
Q: What is the term for the predetermined locations where pipeline data is sent in order to be acted on? or Q: What’s the name of the designated places where pipeline data is transferred so that it may be processed? Application interface Installations Target tables Data models Explanation: Target tables refer to the predetermined locations in a database or data…
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Many BI tools are built upon similar principles and often have similar utilities. Therefore, a BI professional’s general understanding of one tool can be applied to others. What is this an example of?
Q: Many BI tools are built upon similar principles and often have similar utilities. Therefore, a BI professional’s general understanding of one tool can be applied to others. What is this an example of? or Q: Comparable ideas form the foundation of many BI tools, and they frequently have comparable features. As a result, a BI specialist’s broad comprehension of…