WGU Data Management - Foundations - D426
1. Which requirement within large, complex databases Authorization
ensures users have limited access to the database?
Recovery
Performance
Authorization
Confidentiality
2. Which design type specifies database requirements Conceptual design
without regard to a specific database system?
Physical design
Conceptual design
Logical design
Abstract design
3. 3. What characterizes the rules of relational databas- They are logical con-
es? straints that ensure the
data is valid.
-They are logical constraints that ensure the data is
valid.
-They are based on business policy and specific data-
bases.
-They represent data volumes and rapidly changing
data structures.
-They embody the theoretical foundation of the SQL
language.
4. 4. Which event will result in an error code and error When an SQL statement is
description when using MySQL Server? syntactically incorrect
When the server or updates are incorrectly installed
When an SQL statement is entered to locate errors in
, WGU Data Management - Foundations - D426
the database
When an SQL statement is syntactically incorrect
When a Mac OS shortcut code is used on a Windows
OS
5. 5. Which data type should be used to store whole INT
integer values, such as age?
NUM
VARCHAR
DATE
INT
6. 6. Which text-based interface is included in the MySQL MySQL Command-Line
Server Download? Client
MySQL Command-Line Client
MySQL Workbench
MySQL Enterprise
MySQL Community
7. 7. Which database system includes the World data- MySQL
base during its installation?
MySQL
MongoDB
Oracle
PostgreSQL
8. 8. What is the standardized language of relational Structured Query Lan-
database systems? guage
Contextual Query Language
, WGU Data Management - Foundations - D426
Structured Query Language
Select Query Language
Object Query Language
9. 9. Which SQL sublanguage is used to manage data- Data Control Language
base access? (DCL)
Data Definition Language (DDL)
Data Query Language (DQL)
Data Manipulation Language (DML)
Data Control Language (DCL)
10. 10. Which SQL sublanguage is used to roll back data- Data Transaction Lan-
base changes? guage (DTL)
Data Transaction Language (DTL)
Data Manipulation Language (DML)
Data Query Language (DQL)
Data Control Language (DCL)
11. 11. Which format is used by the TIME data type in hh:mm:ss
MySQL?
YYYY-MM-DD
YYYY-MM-DD hh:mm:ss hh:mm:ss
hh:mm:ss YYYY-MM-DD
12. 12. Which MySQL operator is the last in the order of OR
operator precedence?
-
OR
1. Which requirement within large, complex databases Authorization
ensures users have limited access to the database?
Recovery
Performance
Authorization
Confidentiality
2. Which design type specifies database requirements Conceptual design
without regard to a specific database system?
Physical design
Conceptual design
Logical design
Abstract design
3. 3. What characterizes the rules of relational databas- They are logical con-
es? straints that ensure the
data is valid.
-They are logical constraints that ensure the data is
valid.
-They are based on business policy and specific data-
bases.
-They represent data volumes and rapidly changing
data structures.
-They embody the theoretical foundation of the SQL
language.
4. 4. Which event will result in an error code and error When an SQL statement is
description when using MySQL Server? syntactically incorrect
When the server or updates are incorrectly installed
When an SQL statement is entered to locate errors in
, WGU Data Management - Foundations - D426
the database
When an SQL statement is syntactically incorrect
When a Mac OS shortcut code is used on a Windows
OS
5. 5. Which data type should be used to store whole INT
integer values, such as age?
NUM
VARCHAR
DATE
INT
6. 6. Which text-based interface is included in the MySQL MySQL Command-Line
Server Download? Client
MySQL Command-Line Client
MySQL Workbench
MySQL Enterprise
MySQL Community
7. 7. Which database system includes the World data- MySQL
base during its installation?
MySQL
MongoDB
Oracle
PostgreSQL
8. 8. What is the standardized language of relational Structured Query Lan-
database systems? guage
Contextual Query Language
, WGU Data Management - Foundations - D426
Structured Query Language
Select Query Language
Object Query Language
9. 9. Which SQL sublanguage is used to manage data- Data Control Language
base access? (DCL)
Data Definition Language (DDL)
Data Query Language (DQL)
Data Manipulation Language (DML)
Data Control Language (DCL)
10. 10. Which SQL sublanguage is used to roll back data- Data Transaction Lan-
base changes? guage (DTL)
Data Transaction Language (DTL)
Data Manipulation Language (DML)
Data Query Language (DQL)
Data Control Language (DCL)
11. 11. Which format is used by the TIME data type in hh:mm:ss
MySQL?
YYYY-MM-DD
YYYY-MM-DD hh:mm:ss hh:mm:ss
hh:mm:ss YYYY-MM-DD
12. 12. Which MySQL operator is the last in the order of OR
operator precedence?
-
OR
