5.1 Define the concept grid computing - NSC Computer Application Technology - Question 5 - 2023 - Paper 2
Question 5
5.1 Define the concept grid computing.
5.2 Name ONE communication technology that uses light to transfer data.
5.3 Many people and organisations use video conferen... show full transcript
Worked Solution & Example Answer:5.1 Define the concept grid computing - NSC Computer Application Technology - Question 5 - 2023 - Paper 2
Step 1
Define the concept grid computing.
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Answer
Grid computing refers to the integration of the processing power of multiple computers, which work together to complete a single task or solve a problem. This enables more efficient processing by leveraging the resources of several computers simultaneously.
Step 2
Name ONE communication technology that uses light to transfer data.
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Answer
Fibre optic technology is a communication method that utilizes light to transmit data.
Step 3
Suggest TWO good practices an organiser can implement to manage a video conference.
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Ensure all participants are able to hear the speaker clearly by testing audio and using appropriate equipment.
Enable transcripts of the meeting to facilitate better understanding and reference for all attendees.
Step 4
Explain TWO disadvantages of video conferencing.
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Video conferencing can lead to technical issues like internet instability, causing disruptions that hinder effective communication.
Participants may face challenges in engaging fully, leading to lack of participation or distractions from their environment.
Step 5
Give TWO reasons why users cannot access a file on a network.
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Users may encounter access rights issues, preventing them from opening the file.
The file may be corrupted, rendering it inaccessible.
Step 6
Give TWO ways to prevent problems, such as buffering and delays, while using the internet without having to close applications or restricting the number of users.
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Disable automatic updates or enable a data saver mode to reduce bandwidth consumption.
Stream content at a lower resolution to ensure smoother viewing experiences.
Step 7
Give TWO reasons why instant messaging is widely used.
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Instant messaging allows real-time communication across multiple platforms, making it convenient for users.
It often includes security features like end-to-end encryption, which enhances privacy for conversations.
Step 8
Complete the table above by giving the TWO aspects of the service offered by the ISP, taking the price of each option into consideration.
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The first option is cheaper at R299.00 and offers shaped internet connectivity, while the second option at R599.00 provides a higher level of service with unshaped connectivity.
Both options have the same speed of 30 'meg', making them suitable for different needs depending on user expectations for reliability and speed.