SEP1505
Assignment 1 Semester 2025
Unique Number: 209625
Due Date: 28 March 2025
DISCLAIMER & TERMS OF USE
Educational Aid: These study notes are intended to be used as educational resources and should not be seen as a
replacement for individual research, critical analysis, or professional consultation. Students are encouraged to perform
their own research and seek advice from their instructors or academic advisors for specific assignment guidelines.
Personal Responsibility: While every effort has been made to ensure the accuracy and reliability of the information in
these study notes, the seller does not guarantee the completeness or correctness of all content. The buyer is
responsible for verifying the accuracy of the information and exercising their own judgment when applying it to their
assignments.
Academic Integrity: It is essential for students to maintain academic integrity and follow their institution's policies
regarding plagiarism, citation, and referencing. These study notes should be used as learning tools and sources of
inspiration. Any direct reproduction of the content without proper citation and acknowledgment may be considered
academic misconduct.
Limited Liability: The seller shall not be liable for any direct or indirect damages, losses, or consequences arising from
the use of these notes. This includes, but is not limited to, poor academic performance, penalties, or any other negative
consequences resulting from the application or misuse of the information provided.
, UNISA 2025 SEP1505-25-S1 Welcome Message Assessment 1
QUIZ
Started on Saturday, 8 March 2025, 8:51 PM
State Finished
Completed on Saturday, 8 March 2025, 8:58 PM
Time taken 7 mins 53 secs
Grade 20.00 out of 20.00 (100%)
Question 1
Correct
Mark 1.00 out of 1.00
You are instructed to install a PIR device for an internal office space. The environment is stable and free of draughts,heat
sources and rodents.Which one of the following would be best suited?
a. Digital PIR
b. Dual-element PIR
c. Quad-element PIR
d. Lex-element PIR
The correct answer is: Dual-element PIR
Question 2
Correct
Mark 1.00 out of 1.00
When considering the use of manned security only,which one of the following factors must NOT be included:
a. The size of the area
b. The number of entry and exit points
c. The spread of assets in the area
d. Possession of a diploma in security
The correct answer is: Possession of a diploma in security
, Question 3
Correct
Mark 1.00 out of 1.00
The magnetic contact is used to protect doors and window openings. Name the two parts of a magnetic contact device.
a. Reed and switch
b. Ball and socket
c. By-pass zones and infrared detectors
d. Active infrared beams and glass-break detectors
The correct answer is: Reed and switch
Question 4
Correct
Mark 1.00 out of 1.00
The two methods commonly used in the security industry to transmit information from an alarm control panel to a control
room are:
a. A digital communicator and a radio transmitter
b. A digital communicator and a satellite dish
c. A radio transmitter and satellite dish
d. Digital receiver and radio transmitter
The correct answer is: A digital communicator and a radio transmitter
Question 5
Correct
Mark 1.00 out of 1.00
The passive infrared detector,or PIR,is the most commonly used component in modern security systems. They are used to:
a. Detect a change in background temperature caused when an intruder passes through its detection zones
b. This device is often installed in high-risk areas or areas that may be prone to environmental disturbances such as
rodents
c. Protect a property by detecting intruders before they gain access to a protected area
d. They are generally used internally and externally
The correct answer is: Detect a change in background temperature caused when an intruder passes through its detection
zones
Assignment 1 Semester 2025
Unique Number: 209625
Due Date: 28 March 2025
DISCLAIMER & TERMS OF USE
Educational Aid: These study notes are intended to be used as educational resources and should not be seen as a
replacement for individual research, critical analysis, or professional consultation. Students are encouraged to perform
their own research and seek advice from their instructors or academic advisors for specific assignment guidelines.
Personal Responsibility: While every effort has been made to ensure the accuracy and reliability of the information in
these study notes, the seller does not guarantee the completeness or correctness of all content. The buyer is
responsible for verifying the accuracy of the information and exercising their own judgment when applying it to their
assignments.
Academic Integrity: It is essential for students to maintain academic integrity and follow their institution's policies
regarding plagiarism, citation, and referencing. These study notes should be used as learning tools and sources of
inspiration. Any direct reproduction of the content without proper citation and acknowledgment may be considered
academic misconduct.
Limited Liability: The seller shall not be liable for any direct or indirect damages, losses, or consequences arising from
the use of these notes. This includes, but is not limited to, poor academic performance, penalties, or any other negative
consequences resulting from the application or misuse of the information provided.
, UNISA 2025 SEP1505-25-S1 Welcome Message Assessment 1
QUIZ
Started on Saturday, 8 March 2025, 8:51 PM
State Finished
Completed on Saturday, 8 March 2025, 8:58 PM
Time taken 7 mins 53 secs
Grade 20.00 out of 20.00 (100%)
Question 1
Correct
Mark 1.00 out of 1.00
You are instructed to install a PIR device for an internal office space. The environment is stable and free of draughts,heat
sources and rodents.Which one of the following would be best suited?
a. Digital PIR
b. Dual-element PIR
c. Quad-element PIR
d. Lex-element PIR
The correct answer is: Dual-element PIR
Question 2
Correct
Mark 1.00 out of 1.00
When considering the use of manned security only,which one of the following factors must NOT be included:
a. The size of the area
b. The number of entry and exit points
c. The spread of assets in the area
d. Possession of a diploma in security
The correct answer is: Possession of a diploma in security
, Question 3
Correct
Mark 1.00 out of 1.00
The magnetic contact is used to protect doors and window openings. Name the two parts of a magnetic contact device.
a. Reed and switch
b. Ball and socket
c. By-pass zones and infrared detectors
d. Active infrared beams and glass-break detectors
The correct answer is: Reed and switch
Question 4
Correct
Mark 1.00 out of 1.00
The two methods commonly used in the security industry to transmit information from an alarm control panel to a control
room are:
a. A digital communicator and a radio transmitter
b. A digital communicator and a satellite dish
c. A radio transmitter and satellite dish
d. Digital receiver and radio transmitter
The correct answer is: A digital communicator and a radio transmitter
Question 5
Correct
Mark 1.00 out of 1.00
The passive infrared detector,or PIR,is the most commonly used component in modern security systems. They are used to:
a. Detect a change in background temperature caused when an intruder passes through its detection zones
b. This device is often installed in high-risk areas or areas that may be prone to environmental disturbances such as
rodents
c. Protect a property by detecting intruders before they gain access to a protected area
d. They are generally used internally and externally
The correct answer is: Detect a change in background temperature caused when an intruder passes through its detection
zones
