Page 1 of 13
WGU C170 DATA MANAGEMENT -
APPLICATIONS 2026 EXAM COMPLETE
CURRENT TESTING QUESTIONS AND
DETAILED CORRECT ANSWERS (VERIFIED)
GUARANTEED PASS/TOP-RATED A+.
WGU C170
Maximize your success on the WGU C170 Data Management -
Applications exam with focused preparation that strengthens
your understanding of database design, SQL programming, data
normalization, and transaction management for real-world
applications. It is specifically designed for IT and data
management students to demonstrate proficiency in applying
structured query language and database principles.
In data modeling, the construct used to organize and
describe an attribute's set of possible values ✓ ✓......
ANSWER ....... domain
An attribute or attributes that uniquely identify each entity in
a table. Any composite key with this is also this. ✓ ✓......
ANSWER ....... superkey
, Page 2 of 13
A minimal superkey; that is, a key that does not contain a
subset of attributes that is itself a superkey ✓ ✓......
ANSWER ....... candidate key
The property of a relational table that guarantees each entity
has a unique value in a primary key and that the key has no
null values ✓ ✓...... ANSWER ....... entity integrity
A condition by which a dependent table's foreign key must
have either a null entry or a matching entry in the related
table ✓ ✓...... ANSWER ....... referential integrity
A DBMS component that stores metadata. It contains the
data definition & their characteristics and relationships; may
also include data external to the DBMS ✓ ✓...... ANSWER
....... data dictionary
A detailed system data dictionary that describes all objects
in a database ✓ ✓...... ANSWER ....... system catalog
WGU C170 DATA MANAGEMENT -
APPLICATIONS 2026 EXAM COMPLETE
CURRENT TESTING QUESTIONS AND
DETAILED CORRECT ANSWERS (VERIFIED)
GUARANTEED PASS/TOP-RATED A+.
WGU C170
Maximize your success on the WGU C170 Data Management -
Applications exam with focused preparation that strengthens
your understanding of database design, SQL programming, data
normalization, and transaction management for real-world
applications. It is specifically designed for IT and data
management students to demonstrate proficiency in applying
structured query language and database principles.
In data modeling, the construct used to organize and
describe an attribute's set of possible values ✓ ✓......
ANSWER ....... domain
An attribute or attributes that uniquely identify each entity in
a table. Any composite key with this is also this. ✓ ✓......
ANSWER ....... superkey
, Page 2 of 13
A minimal superkey; that is, a key that does not contain a
subset of attributes that is itself a superkey ✓ ✓......
ANSWER ....... candidate key
The property of a relational table that guarantees each entity
has a unique value in a primary key and that the key has no
null values ✓ ✓...... ANSWER ....... entity integrity
A condition by which a dependent table's foreign key must
have either a null entry or a matching entry in the related
table ✓ ✓...... ANSWER ....... referential integrity
A DBMS component that stores metadata. It contains the
data definition & their characteristics and relationships; may
also include data external to the DBMS ✓ ✓...... ANSWER
....... data dictionary
A detailed system data dictionary that describes all objects
in a database ✓ ✓...... ANSWER ....... system catalog
