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An ICT system must be implemented for a national television station running a talent show - NSC Information Technology - Question 2 - 2023 - Paper 2

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An ICT system must be implemented for a national television station running a talent show. Each of the judges will be provided with a laptop that has the following s... show full transcript

Worked Solution & Example Answer:An ICT system must be implemented for a national television station running a talent show - NSC Information Technology - Question 2 - 2023 - Paper 2

Step 1

State the purpose of a central processing unit (CPU).

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Answer

The central processing unit (CPU) is responsible for performing calculations and executing instructions. It processes data, running the software applications that the laptop uses.

Step 2

Explain what the term multicore refers to in terms of CPU design.

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Answer

Multicore refers to a processor architecture that incorporates more than one processing unit or core within a single chip. This allows the CPU to handle multiple tasks simultaneously, improving performance and efficiency.

Step 3

Name ONE processing technique that will allow the full benefit of multicore technology to be utilised.

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Answer

Multi-threading is a processing technique that enables multiple threads to run concurrently, allowing for better utilization of the multicore architecture.

Step 4

Explain why multicore technology is able to improve the performance of a processor.

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Multicore technology enhances processor performance by enabling parallel processing, allowing multiple tasks to be executed at the same time. This reduces latency and improves computational speed, as tasks can be divided among the cores.

Step 5

Motivate why including a graphics processor would have a positive impact on the performance of the laptop.

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Including a graphics processor (GPU) offloads graphical tasks from the CPU, thus reducing its workload. This allows the CPU to focus on other tasks, leading to quicker overall performance and improved graphics rendering during applications and gaming.

Step 6

Explain how the size of a screen is measured.

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The size of a screen is measured diagonally from one corner to the opposite corner. This measurement is typically expressed in inches.

Step 7

Indicate which ONE of these connectors is the preferred connector in modern devices. Motivate your choice.

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Answer

The preferred connector is HDMI, as it allows for faster transfer of data, supports higher resolutions, and carries both video and audio signals, providing better overall performance compared to VGA.

Step 8

Motivate the use of flash technology in SSD devices by stating TWO positive properties of flash disk technology.

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  1. Flash technology offers high access speeds and higher read/write speeds, which enhances the performance of data retrieval.
  2. SSDs have no moving parts, making them more robust, durable, and resistant to mechanical failures than traditional hard drives.

Step 9

Explain why Wi-Fi would be better suited to connect to a wireless network than Bluetooth.

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Answer

Wi-Fi provides a much higher bandwidth and can connect to a broader range of devices over greater distances compared to Bluetooth. This makes it more suitable for high-speed internet access and transferring large files.

Step 10

Define the term operating system.

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Answer

An operating system (OS) is system software that manages the hardware and software resources of a computer, controlling the activities that take place within the computer.

Step 11

Which ONE of these types of software, proprietary or open-source, would you recommend? Motivate your recommendation by discussing the merits of using the specific software.

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Answer

I would recommend open-source software. Open-source software allows for greater flexibility as it can be customized to meet specific needs. Furthermore, it often has lower costs associated with it, as it can be used and modified without licensing fees.

Step 12

What does the SaaS model entail?

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The SaaS model entails that software is not purchased outright but rented or subscribed to, allowing users to access it over the internet or cloud.

Step 13

Justify why the use of the SaaS model is the preferred marketing model for many software companies such as Microsoft.

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Answer

The SaaS model is preferred because it allows for easier rollout of updates, better control over licensing, reduced piracy, and a consistent income stream for companies. This model also provides users with flexibility and access to the latest features without requiring manual upgrades.

Step 14

Explain how the functioning of the antivirus software can contribute to the decrease in the overall performance of a SSD.

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Answer

Antivirus software may decrease overall performance by continuously scanning files for viruses and running tasks in the background. This can consume system resources, resulting in slower performance, especially on devices with limited hardware capabilities.

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