D426 - Data Management Foundations Pre-
Assessment Questions with Verified Correct
Answers
Which requirement within large, complex databases ensures users have limited access to the
database?
A) Recovery
B) Performance
C) Authorization
D) Confidentiality
C) Authorization
Which design type specifies database requirements without regard to a specific database
system?
A) Physical design
B) Conceptual design
C) Logical design
D) Abstract design
B) Conceptual Design
What characterizes the rules of relational databases?
They are logical constraints that ensure the data is valid.
Which event will result in an error code and error description when using MySQL Server?
When an SQL statement is syntactically incorrect
Which data type should be used to store whole integer values, such as age?
INT
, Which text-based interface is included in the MySQL Server Download?
MySQL Command-Line Client
True or False: MySQL includes the World database during its installation.
True
What is the standardized language of relational database systems?
Structured Query Language (SQL)
Which SQL sublanguage is used to manage database access?
Data Control Language (DCL)
Which SQL sublanguage is used to roll back database changes?
Data Transaction Language (DTL)
Which format is used by the TIME data type in MySQL?
hh:mm:ss
Which MySQL operator is the last in the order of operator precedence?
A) -
B) OR
C) NOT
D) =
OR
Which operator is used to compare columns from the left and right tables in MySQL?
=
Which type of join combines two tables without comparing columns?
CROSS
Which type of join compares columns using only the = operator?
Equijoin
Which type of join is demonstrated by the following query?
SELECT Dog.Nickname, Kennel.Address
Assessment Questions with Verified Correct
Answers
Which requirement within large, complex databases ensures users have limited access to the
database?
A) Recovery
B) Performance
C) Authorization
D) Confidentiality
C) Authorization
Which design type specifies database requirements without regard to a specific database
system?
A) Physical design
B) Conceptual design
C) Logical design
D) Abstract design
B) Conceptual Design
What characterizes the rules of relational databases?
They are logical constraints that ensure the data is valid.
Which event will result in an error code and error description when using MySQL Server?
When an SQL statement is syntactically incorrect
Which data type should be used to store whole integer values, such as age?
INT
, Which text-based interface is included in the MySQL Server Download?
MySQL Command-Line Client
True or False: MySQL includes the World database during its installation.
True
What is the standardized language of relational database systems?
Structured Query Language (SQL)
Which SQL sublanguage is used to manage database access?
Data Control Language (DCL)
Which SQL sublanguage is used to roll back database changes?
Data Transaction Language (DTL)
Which format is used by the TIME data type in MySQL?
hh:mm:ss
Which MySQL operator is the last in the order of operator precedence?
A) -
B) OR
C) NOT
D) =
OR
Which operator is used to compare columns from the left and right tables in MySQL?
=
Which type of join combines two tables without comparing columns?
CROSS
Which type of join compares columns using only the = operator?
Equijoin
Which type of join is demonstrated by the following query?
SELECT Dog.Nickname, Kennel.Address
