DATA
MANAGEMENT -
FOUNDATION –
2025-2026 D426 WGU
EXAM WITH
QUESTIONS AND
CORRECT
VERIFIED
ANSWERS GRADED
A+ GUARANTEED
100% PASS
,Transaction Manager - ANSWER-Ensures
transactions are properly executed. Prevents
conflicts between concurrent transactions. Also
restores the database to a consistent state in
the event of a failure.
Log - ANSWER-A file containing a complete
record of ALL inserts, updates, and deletes
processed by the database. The records can be
used to restore a database.
Catalog/Data Dictionary/Repository - ANSWER-
A directory of tables, columns, indexes, and
other database objects.
Relational Database - ANSWER-Stores data in
tables, columns, and rows, SIMILAR to a
spreadsheet. It also supports SQL. Made up of
relations.
NoSQL - ANSWER-A new generation of DBMS
that is NOT based on the traditional relational
database model.
,CRUD - ANSWER-Acronym for actions that can
be performed by a query.
SQL Statement - ANSWER-A database
command such as a query that inserts,
retrieves, updates, or deletes data. Composed
of one or more clauses.
INSERT - ANSWER-Inserts rows into a table.
SELECT - ANSWER-Retrieves data from a
table.
UPDATE - ANSWER-Modifies data in a table.
DELETE - ANSWER-Deletes rows from a table.
CREATE TABLE - ANSWER-Creates a new
table by specifying the table and column
names.
Data Type - ANSWER-Indicates the TYPE of
data that can be stored in a field of a column.
, Data Independence - ANSWER-Allows
database administrators to improve query
performance by changing the organization of
data on storage devices, without affecting query
results or changes to programs.
Database Design - ANSWER-A specification of
database objects such as tables, columns data
types, and indexes. Also refers to the process
used to develop the specifications.
Metadata - ANSWER-Data ABOUT the
database, such as column names and the
number of rows in each table.
Database Design - Analysis - ANSWER-This
phase specifies database requirements without
regard to a specific database system. May also
be referred to as conceptual design, entity-
relationship modeling, and requirements
definition.
Database Design - Logical Design - ANSWER-
This phase implements database requirements
MANAGEMENT -
FOUNDATION –
2025-2026 D426 WGU
EXAM WITH
QUESTIONS AND
CORRECT
VERIFIED
ANSWERS GRADED
A+ GUARANTEED
100% PASS
,Transaction Manager - ANSWER-Ensures
transactions are properly executed. Prevents
conflicts between concurrent transactions. Also
restores the database to a consistent state in
the event of a failure.
Log - ANSWER-A file containing a complete
record of ALL inserts, updates, and deletes
processed by the database. The records can be
used to restore a database.
Catalog/Data Dictionary/Repository - ANSWER-
A directory of tables, columns, indexes, and
other database objects.
Relational Database - ANSWER-Stores data in
tables, columns, and rows, SIMILAR to a
spreadsheet. It also supports SQL. Made up of
relations.
NoSQL - ANSWER-A new generation of DBMS
that is NOT based on the traditional relational
database model.
,CRUD - ANSWER-Acronym for actions that can
be performed by a query.
SQL Statement - ANSWER-A database
command such as a query that inserts,
retrieves, updates, or deletes data. Composed
of one or more clauses.
INSERT - ANSWER-Inserts rows into a table.
SELECT - ANSWER-Retrieves data from a
table.
UPDATE - ANSWER-Modifies data in a table.
DELETE - ANSWER-Deletes rows from a table.
CREATE TABLE - ANSWER-Creates a new
table by specifying the table and column
names.
Data Type - ANSWER-Indicates the TYPE of
data that can be stored in a field of a column.
, Data Independence - ANSWER-Allows
database administrators to improve query
performance by changing the organization of
data on storage devices, without affecting query
results or changes to programs.
Database Design - ANSWER-A specification of
database objects such as tables, columns data
types, and indexes. Also refers to the process
used to develop the specifications.
Metadata - ANSWER-Data ABOUT the
database, such as column names and the
number of rows in each table.
Database Design - Analysis - ANSWER-This
phase specifies database requirements without
regard to a specific database system. May also
be referred to as conceptual design, entity-
relationship modeling, and requirements
definition.
Database Design - Logical Design - ANSWER-
This phase implements database requirements
