Page 1 of 22
2026/2027 WGU D306 AZURE DEVELOPER
ASSOCIATE OBJECTIVE ASSESSMENT (OA)
EXAM COMPLETE CURRENT TESTING
QUESTIONS AND CORRECT ANSWERS FOR
GUARANTEED PASS/TOP-RATED A+.
WGU D306
Maximize your success on the WGU D306 Azure Developer
Associate Objective Assessment (OA) exam with focused
preparation that strengthens your understanding of designing,
building, testing, and maintaining Microsoft Azure cloud
applications and services. It is specifically designed for WGU
students to validate their skills and readiness for the Microsoft
Azure Developer Associate certification.
the core and default API for accessing data in a Cosmos DB
account; allows querying of JSON objects with SQL syntax
...... ANSWER ....... SQL ✓✓
evolution of the Azure Table Storage service; allows defining
indexes in tables and storing information based on
documents ...... ANSWER ....... Table✓✓
, Page 2 of 22
column-based database that stores information using a key-
value approach; Cosmos DB implements the wire protocol
for Apache Cassandra ...... ANSWER .......
Cassandra✓✓
NoSQL database that allows storing application information
in a document-based structure; Cosmos DB implements the
wire protocol compatible with MongoDB 3.2 ...... ANSWER
....... MongoDB✓✓
API based on the Apache TinkerPop graph traversal
language; allows storing information in Cosmos DB with a
graph structure ...... ANSWER ....... Gremlin✓✓
entities in a graph structure stored in Cosmos DB ......
ANSWER ....... Vertices✓✓
relationships between vertices in a graph structure stored in
Cosmos DB ...... ANSWER ....... Edges✓✓
, Page 3 of 22
attributes assignable to vertices or edges in a graph
structure stored in Cosmos DB ...... ANSWER .......
Properties✓✓
divisions based on user-defined criteria in Cosmos DB; all
items share the same partition key ...... ANSWER .......
Logical partitions✓✓
immutable keys used for partitioning data in Cosmos DB;
critical for distributing data across logical partitions ......
ANSWER ....... Partition keys✓✓
occurs when the partition key in Cosmos DB is not specific
enough, leading to most requests and reaching
throughput/storage limits ...... ANSWER ....... Hot
partition✓✓
a key compound of two concatenated properties used for
partitioning data in Cosmos DB ...... ANSWER .......
Synthetic partition key✓✓
2026/2027 WGU D306 AZURE DEVELOPER
ASSOCIATE OBJECTIVE ASSESSMENT (OA)
EXAM COMPLETE CURRENT TESTING
QUESTIONS AND CORRECT ANSWERS FOR
GUARANTEED PASS/TOP-RATED A+.
WGU D306
Maximize your success on the WGU D306 Azure Developer
Associate Objective Assessment (OA) exam with focused
preparation that strengthens your understanding of designing,
building, testing, and maintaining Microsoft Azure cloud
applications and services. It is specifically designed for WGU
students to validate their skills and readiness for the Microsoft
Azure Developer Associate certification.
the core and default API for accessing data in a Cosmos DB
account; allows querying of JSON objects with SQL syntax
...... ANSWER ....... SQL ✓✓
evolution of the Azure Table Storage service; allows defining
indexes in tables and storing information based on
documents ...... ANSWER ....... Table✓✓
, Page 2 of 22
column-based database that stores information using a key-
value approach; Cosmos DB implements the wire protocol
for Apache Cassandra ...... ANSWER .......
Cassandra✓✓
NoSQL database that allows storing application information
in a document-based structure; Cosmos DB implements the
wire protocol compatible with MongoDB 3.2 ...... ANSWER
....... MongoDB✓✓
API based on the Apache TinkerPop graph traversal
language; allows storing information in Cosmos DB with a
graph structure ...... ANSWER ....... Gremlin✓✓
entities in a graph structure stored in Cosmos DB ......
ANSWER ....... Vertices✓✓
relationships between vertices in a graph structure stored in
Cosmos DB ...... ANSWER ....... Edges✓✓
, Page 3 of 22
attributes assignable to vertices or edges in a graph
structure stored in Cosmos DB ...... ANSWER .......
Properties✓✓
divisions based on user-defined criteria in Cosmos DB; all
items share the same partition key ...... ANSWER .......
Logical partitions✓✓
immutable keys used for partitioning data in Cosmos DB;
critical for distributing data across logical partitions ......
ANSWER ....... Partition keys✓✓
occurs when the partition key in Cosmos DB is not specific
enough, leading to most requests and reaching
throughput/storage limits ...... ANSWER ....... Hot
partition✓✓
a key compound of two concatenated properties used for
partitioning data in Cosmos DB ...... ANSWER .......
Synthetic partition key✓✓
