4.1 Name TWO types of users who would find the performance of a standard entry-level computer suitable to their needs - NSC Computer Application Technology - Question 4 - 2019 - Paper 2
Question 4
4.1 Name TWO types of users who would find the performance of a standard entry-level computer suitable to their needs.
4.2 How does an open-source operating system,... show full transcript
Worked Solution & Example Answer:4.1 Name TWO types of users who would find the performance of a standard entry-level computer suitable to their needs - NSC Computer Application Technology - Question 4 - 2019 - Paper 2
Step 1
Name TWO types of users who would find the performance of a standard entry-level computer suitable to their needs.
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Answer
Home user: Often requires a basic system for web browsing, emails, and light productivity tasks.
Student: Needs a computer for assignments, research, and studying but does not require high-performance specifications.
Step 2
How does an open-source operating system, such as Linux, differ from an enterprise operating system, such as Windows?
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Open-source software typically has a less formal support structure compared to enterprise systems like Windows.
The source code of open-source systems is available for modification, while enterprise operating systems are generally proprietary.
Step 3
State TWO advantages for a student using web-based applications over installed applications.
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Students can access web-based applications from any device with an internet connection, providing flexibility and convenience.
Web-based applications often ensure that users are always working with the latest version, removing the need for manual updates.
Step 4
Give TWO practical examples of where RFID tags are used.
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Inventory management in retail environments to track stock levels efficiently.
Access control systems where RFID is used in ID cards for secured entry to buildings.
Step 5
Give TWO reasons why touch screens are commonly used in portable devices.
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Touch screens offer a more intuitive user interface, making devices easier to navigate for users.
They can reduce the size of the device by eliminating the need for additional physical buttons.
Step 6
State TWO advantages of using a micro USB port instead of the standard USB port on a smartphone.
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Micro USB ports are smaller, allowing for sleeker and more compact device designs.
They can share chargers with other devices, enhancing compatibility and convenience.
Step 7
Give TWO reasons why it may be better to use an external hard drive instead of a DVD to backup data.
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Answer
External hard drives typically have a larger storage capacity than DVDs, allowing for more data to be backed up.
Hard drives are faster for data transfer compared to DVDs, making the backup process more efficient.
Step 8
Suggest TWO ways in which more space can be created on an external hard drive that is almost full.
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Users can delete unwanted files or use utilities such as Disk Cleanup to free up space.
Compressing data stored on the hard drive can also help to save space.
Step 9
Give TWO reasons why files on an external hard drive could become corrupted when making backups.
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Power failure during data transfer can interrupt the backup process and corrupt files.
An improper USB connection can lead to data corruption while backing up.
Step 10
Other than a faulty screen, discuss TWO reasons why there is no display.
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The computer may not be powered on or properly connected to a power source, affecting the display.
A faulty graphics card or motherboard could also lead to a complete lack of display.
Step 11
Give TWO reasons why a program fails to install.
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The installation media may not be compatible with the operating system, preventing the software from installing.
The computer might not meet the minimum system requirements needed for the installation to proceed.
Step 12
State ONE limitation of using a 3D printer.
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A 3D printer typically has a limited size when it comes to the objects it can fabricate, restricting the scale of the printed items.
Step 13
Discuss TWO possible reasons for this.
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The printer may be out of ink or not calibrated correctly, leading to incomplete prints.
The document’s formatting could be incompatible with the printer, causing certain sections to be cut off.
