4/17/24, 8:10 PM Assessment 4: Attempt review
INF2603-24-Y Welcome Message Assessment 4
QUIZ
Started on Wednesday, 17 April 2024, 7:48 PM
State Finished
Completed on Wednesday, 17 April 2024, 8:10 PM
Time taken 21 mins 15 secs
Grade 19.00 out of 20.00 (95%)
Question 1
Correct
Mark 1.00 out of 1.00
A verb associating two nouns in a business rule translates to a(n) _____ in the data model.
a. entity
b. attribute
c. relationship
d. constraint
The correct answer is: relationship
Question 2
Correct
Mark 1.00 out of 1.00
Which of the following is true of business rules?
a. They allow the designer to set company policies with regard to data.
b. They allow the designer to develop business processes.
c. They can serve as a communication tool between the users and designers.
d. They provide a framework for the company's self-actualization.
The correct answer is: They can serve as a communication tool between the users and designers.
https://mymodules.dtls.unisa.ac.za/mod/quiz/review.php?attempt=17801330&cmid=860434 1/7
,4/17/24, 8:10 PM Assessment 4: Attempt review
Question 3
Incorrect
Mark 0.00 out of 1.00
Oracle 12c, MS SQL Server, and Tamino are examples of _____ data models.
a. hierarchical
b. file system
c. relational
d. XML Hybrid
The correct answer is: XML Hybrid
Question 4
Correct
Mark 1.00 out of 1.00
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.
a. hierarchical
b. network
c. object-oriented
d. entity relationship
The correct answer is: network
Question 5
Correct
Mark 1.00 out of 1.00
Which of the following types of HDFS nodes stores all the metadata about a file system?
a. Data node
b. Client node
c. Name node
d. Map node
The correct answer is: Name node
https://mymodules.dtls.unisa.ac.za/mod/quiz/review.php?attempt=17801330&cmid=860434 2/7
INF2603-24-Y Welcome Message Assessment 4
QUIZ
Started on Wednesday, 17 April 2024, 7:48 PM
State Finished
Completed on Wednesday, 17 April 2024, 8:10 PM
Time taken 21 mins 15 secs
Grade 19.00 out of 20.00 (95%)
Question 1
Correct
Mark 1.00 out of 1.00
A verb associating two nouns in a business rule translates to a(n) _____ in the data model.
a. entity
b. attribute
c. relationship
d. constraint
The correct answer is: relationship
Question 2
Correct
Mark 1.00 out of 1.00
Which of the following is true of business rules?
a. They allow the designer to set company policies with regard to data.
b. They allow the designer to develop business processes.
c. They can serve as a communication tool between the users and designers.
d. They provide a framework for the company's self-actualization.
The correct answer is: They can serve as a communication tool between the users and designers.
https://mymodules.dtls.unisa.ac.za/mod/quiz/review.php?attempt=17801330&cmid=860434 1/7
,4/17/24, 8:10 PM Assessment 4: Attempt review
Question 3
Incorrect
Mark 0.00 out of 1.00
Oracle 12c, MS SQL Server, and Tamino are examples of _____ data models.
a. hierarchical
b. file system
c. relational
d. XML Hybrid
The correct answer is: XML Hybrid
Question 4
Correct
Mark 1.00 out of 1.00
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.
a. hierarchical
b. network
c. object-oriented
d. entity relationship
The correct answer is: network
Question 5
Correct
Mark 1.00 out of 1.00
Which of the following types of HDFS nodes stores all the metadata about a file system?
a. Data node
b. Client node
c. Name node
d. Map node
The correct answer is: Name node
https://mymodules.dtls.unisa.ac.za/mod/quiz/review.php?attempt=17801330&cmid=860434 2/7
