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  • D426 - Data Management
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D426 - DATA MANAGEMENT.DOC RED TEXT QUESTIONS WITH VERIFIED ANSWERS,100%CORRECT

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Institution D426 - Data Management
Course D426 - Data Management
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Database Application - ANSWERsoftware that helps business users interact with database systems Database Administrator - ANSWERResponsible for securing the database system against unauthorized users. Enforces procedures for user access and database system availability. Query Processor - ANSWERinterprets queries, creates a plan to modify the database or retrieve data, and returns query results to the application. Performs query optimization Query Optimization - ANSWERensures the most efficient instructions are executed on the data Storage Manager - ANSWERTranslates the query processor instructions into low-level file system commands that modify or retrieve data. Uses indexes to quickly locate data. Transaction Manager - ANSWEREnsures transactions are properly executed. Prevents conflicts between concurrent transactions. Restores the database to a consistent state in the event of a transaction or system failure. Relational Database - ANSWERstores data in predefined tables that contain rows & columns similar to spreadsheet NoSQL - ANSWERNonrelational databases that arise from big data. Open source MongoDB - ANSWER Database Design Process - ANSWER1. Analysis

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D426 - DATA MANAGEMENT.DOC RED
TEXT QUESTIONS WITH VERIFIED
ANSWERS,100%CORRECT

, Database Application - ANSWERsoftware that helps business users interact with
database systems

Database Administrator - ANSWERResponsible for securing the database system
against unauthorized users. Enforces procedures for user access and database system
availability.

Query Processor - ANSWERinterprets queries, creates a plan to modify the database or
retrieve data, and returns query results to the application. Performs query optimization

Query Optimization - ANSWERensures the most efficient instructions are executed on
the data

Storage Manager - ANSWERTranslates the query processor instructions into low-level
file system commands that modify or retrieve data. Uses indexes to quickly locate data.

Transaction Manager - ANSWEREnsures transactions are properly executed. Prevents
conflicts between concurrent transactions. Restores the database to a consistent state
in the event of a transaction or system failure.

Relational Database - ANSWERstores data in predefined tables that contain rows &
columns similar to spreadsheet

NoSQL - ANSWERNonrelational databases that arise from big data.
Open source
MongoDB

- ANSWER

Database Design Process - ANSWER1. Analysis
2. Logical Design
3. Physical Design

Analysis Phase - ANSWERspecifies database requirements without regard to a specific
database system

Logical Design Phase - ANSWERimplements database requirements in a specific
database system. Converts entities/relationships/attributes into tables/keys/columns

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