WGU D426 V2 ACTUAL TEST PAPER COMPLETE ANSWER GUIDE VERIFIED CONTENT GUARANTEED TO PASS

WGU D426 V2 ACTUAL TEST PAPER
COMPLETE ANSWER GUIDE VERIFIED
CONTENT GUARANTEED TO PASS

⩥ Which design type specifies database requirements without regard to a
specific database system?


Physical design
Conceptual design
Logical design
Abstract design.
Answer: Conceptual design


⩥ Which requirement within large, complex databases ensures users
have limited access to the database?


Recovery
Performance
Authorization
Confidentiality.
Answer: Authorization

,⩥ 3. What characterizes the rules of relational databases?


-They are logical constraints that ensure the data is valid.
-They are based on business policy and specific databases.
-They represent data volumes and rapidly changing data structures.
-They embody the theoretical foundation of the SQL language..
Answer: They are logical constraints that ensure the data is valid.


⩥ 4. Which event will result in an error code and error description when
using MySQL Server?


When the server or updates are incorrectly installed
When an SQL statement is entered to locate errors in the database
When an SQL statement is syntactically incorrect
When a Mac OS shortcut code is used on a Windows OS.
Answer: When an SQL statement is syntactically incorrect


⩥ 5. Which data type should be used to store whole integer values, such
as age?


NUM
VARCHAR

, DATE
INT.
Answer: INT


⩥ 6. Which text-based interface is included in the MySQL Server
Download?


MySQL Command-Line Client
MySQL Workbench
MySQL Enterprise
MySQL Community.
Answer: MySQL Command-Line Client


⩥ 7. Which database system includes the World database during its
installation?


MySQL
MongoDB
Oracle
PostgreSQL.
Answer: MySQL