Composite entity Study guides, Class notes & Summaries
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WGU C170 Prerequisite pretest Exam training Questions with Rated A + Marking Scheme Latest 2024/2025
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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...
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MISY 5300 Final Review Latest Update Graded A+
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MISY 5300 Final Review Latest Update 
 
Graded A+ 
 
Steps in conceptual level design Defining the necessary attributes for each entity and 
 
outlining their relationships based on business rules. This often involves creating an entity- 
relationship (E-R) diagram to visually represent the database structure. 
 
User perspectives Specific data required by individuals or processes for particular tasks. 
 
One-to-Many Relationship Indicates that one record in one table can correspond to multiple ...
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Data Management Applications C170
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Data Management Applications C170 
What is a table? 
A table is a persistent representation of a logical relation that is a relation whose contents can be saved for permanent use. 
 
 
What are the characteristics of a relational table? 
The characteristics of a relational table are that a table is perceived as a two-dimensional structure composed of rows and columns, each row (tuple) represents a single entity occurrence within the set, each column represents an attribute, each column has a dis...
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ESSENTIAL WASTEWATER ADMINISTRATOR PRACTICE TEST 2024
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ESSENTIAL WASTEWATER ADMINISTRATOR PRACTICE TEST 2024 
 
What is the dominating organic entity in a solid enacted slop treatment plant? 
 
A. Followed ciliates 
B. rotifers 
C. nematodes 
D. single adaptable cells - ANSWER ☑☑A. Followed Ciliates 
 
A composite example should be? 
 
A. irregularly gathered in the treatment plant 
B. taken at one time 
C. examined right away 
D. delegate and sub-tests time divided more than 15 minutes separated - ANSWER ☑☑D. delegate and sub-tests time div...
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WGU C170 Data Management - Applications|Latest Update Complete with A+ Graded Answers
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WGU C170 Data Management - Applications|Latest Update Complete with A+ Graded Answers 
 
Domain 
In data modeling, the construct used to organize and describe an attribute's set of possible values. 
 
 
Primary key (PK) 
An identifier composed of one or more attributes that uniquely identifies a row. Also, a candidate key selected as a unique entity identifier. A minimal superkey. 
 
 
 
Key 
One or more attributes that determine other attributes. 
 
 
Determination 
The role of a key. In the c...
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WGU C170 Chapter 1|Latest Update Complete with A+ Graded Answers
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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...
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WGU C170 - DATA MANAGEMENT APPLICATIONS STUDY GUIDE
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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...
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MIST 4610 Multiple Choice Question and answers rated A+ 2024
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MIST 4610 Multiple Choice Question and answers rated A+ 2024 MIST 4610 Muilitple Choice 
 
An instance is a particular occurrence of an attribute. 
(A): True 
(B): False - correct answer (B): False 
 
An instance is a particular occurrence of an Entity. 
 
What do Names of identifiers correspond to in a Table? 
(A): Columns 
(B): Primary Keys 
(C): Entities 
(D): Rows - correct answer (B): Primary Keys 
 
Which query returns the entire contents of a table? 
(A): FROM Buses SELECT ALL; 
(B)...
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C170 Data Management Application Questions and Answers Graded A+
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C170 Data Management Application Questions and Answers Graded A+ 
AREA 
In DB2, a named section of permanent storage space that is reserved to store the database. 
 
 
 
associative entity 
See composite entity. 
 
 
 
 
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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 ...
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WGU C170 Data Management Application. Exam Review. Graded A+
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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...
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