WGU Data Management - Foundations - D426 Exam
1. Which requirement within large, complex databases ensures users
have limited access to the database?
Recovery
Performance
Authorization
Confidentiality: Authoriation
2. Which design type specifies database requirements without regard
to a specific database system?
Physical design
Conceptual design
Logical design
Abstract design: Conceptual design
3. 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.: They are
logical constraints that ensure the data is valid.
4. 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: When an SQL
statement is syntactically incorrect
5. 5. Which data type should be used to store whole integer values, such
as age?
NUM
VARCHAR
DATE
,INT: INT
6. 6. Which text-based interface is included in the MySQL Server Download?
MySQL Command-Line Client
, MySQL Workbench
MySQL Enterprise
MySQL Community: MySQL Command-Line Client
7. 7. Which database system includes the World database during its
installa- tion?
MySQL
MongoDB
Oracle
PostgreSQL: MySQL
8. 8. What is the standardized language of relational database systems?
Contextual Query Language
Structured Query Language
Select Query Language
Object Query Language: Structured Query Language
9. 9. Which SQL sublanguage is used to manage database access?
Data Definition Language (DDL)
1. Which requirement within large, complex databases ensures users
have limited access to the database?
Recovery
Performance
Authorization
Confidentiality: Authoriation
2. Which design type specifies database requirements without regard
to a specific database system?
Physical design
Conceptual design
Logical design
Abstract design: Conceptual design
3. 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.: They are
logical constraints that ensure the data is valid.
4. 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: When an SQL
statement is syntactically incorrect
5. 5. Which data type should be used to store whole integer values, such
as age?
NUM
VARCHAR
DATE
,INT: INT
6. 6. Which text-based interface is included in the MySQL Server Download?
MySQL Command-Line Client
, MySQL Workbench
MySQL Enterprise
MySQL Community: MySQL Command-Line Client
7. 7. Which database system includes the World database during its
installa- tion?
MySQL
MongoDB
Oracle
PostgreSQL: MySQL
8. 8. What is the standardized language of relational database systems?
Contextual Query Language
Structured Query Language
Select Query Language
Object Query Language: Structured Query Language
9. 9. Which SQL sublanguage is used to manage database access?
Data Definition Language (DDL)
