Your municipality has formed a committee to deal with disaster management - NSC Computer Application Technology - Question 10 - 2017 - Paper 2
Question 10
Your municipality has formed a committee to deal with disaster management.
10.1 Mobile emergency officers will receive ICT equipment.
10.1.1 What Internet connecti... show full transcript
Worked Solution & Example Answer:Your municipality has formed a committee to deal with disaster management - NSC Computer Application Technology - Question 10 - 2017 - Paper 2
Step 1
What Internet connection should the officers get?
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The officers should get a cellular internet connection, such as 3G, Wi-Fi, LTE, or 4G, to ensure they have reliable access to the internet in various locations.
Step 2
Give TWO reasons for using an SSD rather than a traditional hard drive on laptop computers for the officers.
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SSDs are faster, leading to quicker boot and load times, which enhances productivity.
SSDs generate less heat and are more resistant to physical shock, making them suitable for mobile use.
Step 3
Give a specification of the laptop computer screen that will affect its use in sunlight.
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The screen's brightness is a crucial specification; a higher brightness level (measured in nits) will improve visibility in sunlight.
Step 4
What popular instant messaging service can be used to create groups for sharing disaster alerts for the area?
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WhatsApp is a widely used instant messaging service that can facilitate group communication for disaster alerts.
Step 5
State TWO disadvantages of crowd-funding for the individual who contributes money.
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Contributors may not receive any return on their investment if the project fails.
There is no guarantee of transparency in how the funds will be used.
Step 6
What technology would citizens use to determine the precise location of a natural disaster they may witness?
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Citizens can use GPS or cellular triangulation technology to accurately determine their location relative to a natural disaster.
Step 7
What information does a pin on a map provide in a mapping service app such as Google Maps?
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A pin on a map provides the specific coordinates of a location, allowing users to identify and navigate to that point.
Step 8
State an advantage of using RFID tags for people that have been displaced as a result of a disaster.
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RFID tags can help quickly identify displaced individuals, facilitating efficient allocation of resources and services.
Step 9
Give TWO examples of biometric devices.
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Fingerprint readers.
Facial recognition cameras.
Step 10
State TWO ways in which having a user account, such as an account with Google, Apple or Microsoft, can be helpful when a smartphone is lost.
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Users can locate their lost device through account tracking features.
They can remotely lock or erase data to protect personal information.
Step 11
What service can the municipality set up at the venues to provide free wireless Internet access to the people accommodated there?
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The municipality can set up Wi-Fi hotspots to provide free wireless Internet access to the individuals at the venues.
Step 12
State TWO precautions one should take when using a public computer.
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Avoid entering sensitive personal information, such as passwords or bank details.
Always log off and clear browsing history after use.
Step 13
What type of software is to blame for the message above?
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The message above is caused by ransomware, a type of malware that encrypts files and demands payment.
Step 14
What is Bitcoin?
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Bitcoin is a type of virtual or digital currency that allows for peer-to-peer transactions without the need for a central authority.
Step 15
State an advantage of being paid in Bitcoin for the authors of the message.
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Receiving payment in Bitcoin allows the authors to remain anonymous, making it difficult for authorities to trace.
Step 16
What action can the municipal IT department take to react to this threat?
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The IT department can restore data from backups and take measures to secure the system against future ransomware attacks.
Step 17
Why is the ID number in cell A2 displayed incorrectly?
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The ID number is displayed incorrectly because it is formatted as scientific notation rather than a standard number format.
Step 18
Why would not give the average age of the survivors?
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The average age function may not provide accurate results because some cells in the range could be formatted as text instead of numerical values.
Step 19
State TWO ways to fully display the word 'Age_Group' in cell E1.
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Manually adjust the column width to fit the header.
Use the 'Wrap Text' feature to display the full text within the cell.
