UNISA 2025 INF1505-25-Y Welcome Message Assessment 1
QUIZ
Started on Thursday, 1 May 2025, 4:47 AM
State Finished
Completed on Thursday, 1 May 2025, 5:14 AM
Time taken 26 mins 37 secs
Grade 25.00 out of 25.00 (100%)
Question 1
Correct
Mark 1.00 out of 1.00
Which decision is supported by a logistics information system (LIS)?
a. Selecting the best modes of transportation
b. Predicting an organization’s future personnel needs
c. Minimizing capital investment risks
d. Determining portfolio structures
The correct answer is:
Selecting the best modes of transportation
Question 2
Correct
Mark 1.00 out of 1.00
Which type of computer is the most expensive?
a. Subnotebooks
b. Notebooks
c. Personal computers
d. Supercomputers
The correct answer is:
Supercomputers
, Question 3
Correct
Mark 1.00 out of 1.00
In the context of database data types, which source provides external data?
a. Tax records
b. Sales records
c. Transaction records
d. Personnel records
The correct answer is:
Tax records
Question 4
Correct
Mark 1.00 out of 1.00
In a relational database model, a _____ is a field in a relational table that matches the primary key column of another table.
a. foreign key
b. secondary key
c. serial key
d. domain key
The correct answer is:
foreign key
Question 5
Correct
Mark 1.00 out of 1.00
When repetitive transaction-processing operations are automated, human involvement is increasingly required.
True
False
page 7
The correct answer is 'False'.
QUIZ
Started on Thursday, 1 May 2025, 4:47 AM
State Finished
Completed on Thursday, 1 May 2025, 5:14 AM
Time taken 26 mins 37 secs
Grade 25.00 out of 25.00 (100%)
Question 1
Correct
Mark 1.00 out of 1.00
Which decision is supported by a logistics information system (LIS)?
a. Selecting the best modes of transportation
b. Predicting an organization’s future personnel needs
c. Minimizing capital investment risks
d. Determining portfolio structures
The correct answer is:
Selecting the best modes of transportation
Question 2
Correct
Mark 1.00 out of 1.00
Which type of computer is the most expensive?
a. Subnotebooks
b. Notebooks
c. Personal computers
d. Supercomputers
The correct answer is:
Supercomputers
, Question 3
Correct
Mark 1.00 out of 1.00
In the context of database data types, which source provides external data?
a. Tax records
b. Sales records
c. Transaction records
d. Personnel records
The correct answer is:
Tax records
Question 4
Correct
Mark 1.00 out of 1.00
In a relational database model, a _____ is a field in a relational table that matches the primary key column of another table.
a. foreign key
b. secondary key
c. serial key
d. domain key
The correct answer is:
foreign key
Question 5
Correct
Mark 1.00 out of 1.00
When repetitive transaction-processing operations are automated, human involvement is increasingly required.
True
False
page 7
The correct answer is 'False'.
