DATA MANAGEMENT FOUNDATIONS COMPREHENSIVE EXAM SCRIPT COMPLETE
QUESTIONS VERIFIED SOLUTIONS
Question:
entity.
Answer:
A(n) represents a particular type of object in the real world.
Question:
method.
Answer:
In object oriented terms, a(n) defines an object's behavior.
Question:
entity relationship.
Answer:
The model was developed to allow designers to use a graphical tool to examine structures rather
than describing them with text.
Question:
Constraints.
Answer:
Are normally expressed in the form of rules.
Question:
,Name node.
Answer:
Which of the following types of HDFS nodes stores all the metadata about a file system?
Question:
relational data model.
Answer:
MySQL is an example of the.
Question:
object-oriented.
Answer:
The data model is said to be a semantic data model.
Question:
data model.
Answer:
A(n) is a relatively simple representation of more complex real-world data structures.
Question:
file system data model.
Answer:
VMS/VSAM is an example of the.
Question:
network.
,Answer:
In the model, the user perceives the database as a collection of records in 1:M relationships, where
each record can have more than one parent.
Question:
data manipulation language (DML).
Answer:
A(n) defines the environment in which data can be managed and is used to work with the data in the
database.
Question:
They are not based on the relational model.
Answer:
Which of the following is true of NoSQL databases?
Question:
business rule.
Answer:
A(n) is a brief, precise, and unambiguous description of a policy, procedure, or principle within a
specific organization.
Question:
provide fault tolerance.
Answer:
NoSQL databases:
Question:
, constraint.
Answer:
A(n) is a restriction placed on the data.
Question:
tuple.
Answer:
Each row in a relation is called a(n).
Question:
business rules.
Answer:
From a database point of view, the collection of data becomes meaningful only when it reflects
properly defined.
Question:
1980s.
Answer:
The object-oriented data model was developed in the.
Question:
Client node.
Answer:
Which of the following types of HDFS nodes acts as the interface between the user application and
the HDFS?
Question:
QUESTIONS VERIFIED SOLUTIONS
Question:
entity.
Answer:
A(n) represents a particular type of object in the real world.
Question:
method.
Answer:
In object oriented terms, a(n) defines an object's behavior.
Question:
entity relationship.
Answer:
The model was developed to allow designers to use a graphical tool to examine structures rather
than describing them with text.
Question:
Constraints.
Answer:
Are normally expressed in the form of rules.
Question:
,Name node.
Answer:
Which of the following types of HDFS nodes stores all the metadata about a file system?
Question:
relational data model.
Answer:
MySQL is an example of the.
Question:
object-oriented.
Answer:
The data model is said to be a semantic data model.
Question:
data model.
Answer:
A(n) is a relatively simple representation of more complex real-world data structures.
Question:
file system data model.
Answer:
VMS/VSAM is an example of the.
Question:
network.
,Answer:
In the model, the user perceives the database as a collection of records in 1:M relationships, where
each record can have more than one parent.
Question:
data manipulation language (DML).
Answer:
A(n) defines the environment in which data can be managed and is used to work with the data in the
database.
Question:
They are not based on the relational model.
Answer:
Which of the following is true of NoSQL databases?
Question:
business rule.
Answer:
A(n) is a brief, precise, and unambiguous description of a policy, procedure, or principle within a
specific organization.
Question:
provide fault tolerance.
Answer:
NoSQL databases:
Question:
, constraint.
Answer:
A(n) is a restriction placed on the data.
Question:
tuple.
Answer:
Each row in a relation is called a(n).
Question:
business rules.
Answer:
From a database point of view, the collection of data becomes meaningful only when it reflects
properly defined.
Question:
1980s.
Answer:
The object-oriented data model was developed in the.
Question:
Client node.
Answer:
Which of the following types of HDFS nodes acts as the interface between the user application and
the HDFS?
Question:
