Relational algebra - Guides d'étude, Notes de cours & Résumés

WGU C170 Data Management Application. Exam Review. Graded A+ AREA - -In DB2, a named section of permanent storage space that is reserved to store the database. associative entity - -See composite entity. bridge entity - -See composite entity. candidate key - -A minimal superkey; that is, a key that does not contain a subset of attributes that is itself a superkey. See key. closure - -A property of relational operators that permits the use of relational algebra operators on existing ta...

WGU C170 Prerequisite pretest Exam training Questions with Rated A + Marking Scheme Latest 2024/2025 AREA - correct answer In DB2, a named section of permanent storage space that is reserved to store the database. associative entity - correct answer See composite entity. bridge entity - correct answer See composite entity. candidate key - correct answer A minimal superkey; that is, a key that does not contain a subset of attributes that is itself a superkey. See key. closure - cor...

AREA - correct answer In DB2, a named section of permanent storage space that is reserved to store the database. associative entity - correct answer See composite entity. bridge entity - correct answer See composite entity. candidate key - correct answer A minimal superkey; that is, a key that does not contain a subset of attributes that is itself a superkey. See key. closure - correct answer A property of relational operators that permits the use of relational algebra operators on e...

WGU C170 Chapter 1|Latest Update Complete with A+ Graded Answers AREA In DB2, a named section of permanent storage space that is reserved to store the database. associative entity See composite entity. bridge entity See composite entity. candidate key A minimal superkey; that is, a key that does not contain a subset of attributes that is itself a superkey. See key. closure A property of relational operators that permits the use of relational algebra operators on existin...

WGU C170 Chapter 1|Latest Update Complete with A+ Graded Answers AREA In DB2, a named section of permanent storage space that is reserved to store the database. associative entity See composite entity. bridge entity See composite entity. candidate key A minimal superkey; that is, a key that does not contain a subset of attributes that is itself a superkey. See key. closure A property of relational operators that permits the use of relational algebra operators on existin...

AREA - Answer In DB2, a named section of permanent storage space that is reserved to store the database. associative entity - Answer See composite entity. bridge entity - Answer See composite entity. candidate key - Answer A minimal superkey; that is, a key that does not contain a subset of attributes that is itself a superkey. See key. closure - Answer A property of relational operators that permits the use of relational algebra operators on existing tables (relations...

Data Base - Answer-a storage system used to query, manipulate, and analyze tabular data Hierarchical Database - Answer-1:1 parent/ child Secure, restricted paths Network Database - Answer-multiple parents/child flexible complex Relational Database - Answer-USED IN GIS flexible Boolean Algebra - Answer-AND OR NOT Attribute data - Answer-tables of nominal data color type ratio linked to spatial data Spatial Data - Answer-location coordinates Raster Advantages - Answer-simpleeasy ...

Data Base - Answer-a storage system used to query, manipulate, and analyze tabular data Four components of a GIS - Answer-Hardware Software People!! Spatial Data Topology - Answer-Whats next to what and what is connected to what Hierarchical Database - Answer-1:1 parent/ child Secure, restricted paths Network Database - Answer-multiple parents/child flexible complex Relational Database - Answer-USED IN GIS flexible Boolean Algebra - Answer-AND OR NOT Attribute data - Answer-table...

DAD 220 Chapter 2: Relational Databases Exam Questions And Correct Answers All 100% Verified relational model - Answer -A database model based on mathematical principles, with three parts: 1. A data structure that prescribes how data is organized. 2. Operations that manipulate data structures. 3. Rules that govern valid relational data. set - Answer -a collection of values, or elements, with no inherent order Three mathematical concepts the relational data structure is based on: - An...

HIM 361 TAL Distributors Exercises Relational Algebra