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WGU d NEWEST EXAM WITH 200 REVIEW QUESTIONS & CORRECT VERIFIED ANSWERS ALREADY GRADED A+/ WESTERN GOVERNORS UNIVERSITY D027 ACTUAL EXAM (LATEST) $20.49
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WGU d NEWEST EXAM WITH 200 REVIEW QUESTIONS & CORRECT VERIFIED ANSWERS ALREADY GRADED A+/ WESTERN GOVERNORS UNIVERSITY D027 ACTUAL EXAM (LATEST)

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  • WGU - D426: Objective Assessment 2024-2
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  • WGU - D426: Objective Assessment 2024-2

WGU d NEWEST EXAM WITH 200 REVIEW QUESTIONS & CORRECT VERIFIED ANSWERS ALREADY GRADED A+/ WESTERN GOVERNORS UNIVERSITY D027 ACTUAL EXAM (LATEST)

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  • August 24, 2024
  • 47
  • 2024/2025
  • Exam (elaborations)
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  • WGU - D426: Objective Assessment 2024-2
  • WGU - D426: Objective Assessment 2024-2
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WGU D426 426 2024-2025 NEWEST EXAM WITH
200 REVIEW QUESTIONS & CORRECT
VERIFIED ANSWERS ALREADY GRADED A+/
WESTERN GOVERNORS UNIVERSITY D027
ACTUAL EXAM (LATEST)




The relationship (within the relation) that describes how the
value of one attribute may be used to find the value of another
attribute.
Functional Dependency
3 multiple choice options




An attribute that can be used to find the value of another
attribute in the relation.
Determinant
3 multiple choice options

,Value can be used to find the value of every other non-key
attribute in the table. Unique and minimal.
Candidate Key
3 multiple choice options




Define & manage database structures
DDL
2 multiple choice options




Adding, deleting, and modifying data - Manipulates data stored
in a database.
DML
2 multiple choice options




Used to create user accounts, manage permissions and access.
DCL
2 multiple choice options

,Includes CREATE, DROP, ALTER, TRUNCATE, RENAME
DDL
2 multiple choice options




A view created and stored on the database. Underlying data is
changed and also updated in this view. Uses memory space.
Materialized View
2 multiple choice options




Not stored in memory. Only computed when used or accessed.
Virtual View
2 multiple choice options




The data about the data. Describes elements such as columns,
names, and data type.
Metadata

, 3 multiple choice options




Ordered collection of elements in parentheses.
Tuple
3 multiple choice options




% of table rows selected by a query
Hit Ration
3 multiple choice options




Reads blocks directly, without accessing an index.
Table Scan
3 multiple choice options




Reads index blocks sequentially in order to locate the needed
table blocks.

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