Exam (elaborations)
AIN2601 Assignment 1 Semester 2 2024
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4/3/24, 10:22 AM Assessment 1: Attempt reviewUNISA 2024 AIN2601-24-S1 Assessment 1
QUIZ
Started on Wednesday, 3 April
2024, 9:37 AM
State Finished
Completed on Wednesday, 3 April
2024, 10:20 AM
Time taken
out of 50.00
%)
Question 1
Complete
Mark 1.00 out of 1.00
__________ is raw data that has been 1 0 0 3
processed by the company’s
computerised information system.
1. Facts
2. Knowledge
3. Information
4. Database
Question 2
Complete
Mark 1.00 out of 1.00
In a relational database a/an __________
contains a single data value and is the
smallest unit of data that can be
accessed in a database.
1. data eld
2. data record
3. attribute
4. eld name
https://mymodules.dtls.unisa.ac.za/mod/quiz/review.php?attempt=16834861&cmid=842315&showall=1 1/18
,4/3/24, 10:22 AM Assessment 1: Attempt review
Question 3
Complete
Mark 1.00 out of 1.00
The following is NOT a method of data
processing:
1. Transporting data
2. Summarising data
3. Performing calculations
4. Classifying data
Question 4
Complete
Mark 1.00 out of 1.00
The primary purpose of the operational
database is to store data and secondary
purpose is to support data integrity,
consistency, and concurrency.
Select one:
True
False
Question 5
Complete
Mark 1.00 out of 1.00
A/An _________ is a character or group of
related characters used to populate the
data eld.
1. data value
2. eld name
3. attribute
4. data record
https://mymodules.dtls.unisa.ac.za/mod/quiz/review.php?attempt=16834861&cmid=842315&showall=1 2/18
,4/3/24, 10:22 AM Assessment 1: Attempt review
Question 6
Complete
Mark 1.00 out of 1.00
VBA is very complicated and does not
contain beginner-friendly syntax,
resulting in one having to memorise
di cult commands as compared to what
other programming languages require.
Select one:
True
False
Question 7
Complete
Mark 1.00 out of 1.00
A le containing the book titles, authors
and years published of all the books in
the library records is an example of a
transaction le.
Select one:
True
False
Question 8
Complete
Mark 1.00 out of 1.00
Which one is NOT a solution to data
synchronisation in a heterogeneous
database environment:
a. Log analysis method
b. Timestamp-Based Approach
c. DB Links and Triggers
d.
Andrew File System (AFS)
https://mymodules.dtls.unisa.ac.za/mod/quiz/review.php?attempt=16834861&cmid=842315&showall=1 3/18
, 4/3/24, 10:22 AM Assessment 1: Attempt review
Question 9
Complete
Mark 1.00 out of 1.00
Software-de ned storage allows users to
properly communicate their storage
needs and allows automated mobility
and management of data, which can
reduce storage cost and enhances data
reliability.
Select one:
True
False
Question 10
Complete
Mark 1.00 out of 1.00
When a primary key of a database is
entered into another data le to create a
relation between the two les the primary
key in the other data le is known as a
_________.
1. reference le
2. foreign key
3. le name
4. primary data eld
Question 11
Complete
Mark 0.00 out of 1.00
Online analytical processing (OLAP) and
data mining are similar because …
1. they are both used to break
down data in order to uncover
trends, patterns and
relationships
2. they are mainly used to
summarise data
3. they are business intelligence
tools
4. they answer different questions
https://mymodules.dtls.unisa.ac.za/mod/quiz/review.php?attempt=16834861&cmid=842315&showall=1 4/18
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