3.1 Although networking has many advantages in a business environment there may be some challenges from a set-up and management point of view - NSC Information Technology - Question 3 - 2016 - Paper 2
Question 3
3.1 Although networking has many advantages in a business environment there may be some challenges from a set-up and management point of view.
Name TWO of these cha... show full transcript
Worked Solution & Example Answer:3.1 Although networking has many advantages in a business environment there may be some challenges from a set-up and management point of view - NSC Information Technology - Question 3 - 2016 - Paper 2
Step 1
Although networking has many advantages in a business environment there may be some challenges from a set-up and management point of view. Name TWO of these challenges.
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Answer
High level of expertise needed to set it up.
Need a high level of security.
Step 2
3.2.1 Draw a simple diagram to illustrate a star topology.
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Answer
A simple diagram illustrating a star topology includes a central switch with multiple nodes (PCs) connected to it. Each node connects directly to the central point (switch), ensuring that if one link fails, the others remain operational.
Step 3
3.2.2 State TWO advantages of using a star topology.
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Easy to troubleshoot and isolate issues.
Easy to add new nodes without affecting the existing network.
Step 4
3.3.1 Give ONE advantage of using UTP cables.
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UTP cables are cheap and easy to install, making them a cost-effective choice for networking.
Step 5
3.3.2 Would it be sensible to use fibre-optic cables for the Internet café? State TWO arguments to motivate your answer.
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Not sensible because fibre-optic cables are expensive to install and require specialized expertise.
Sensible because they offer high bandwidth, which is beneficial for many users in a café.
Step 6
3.4.1 Which protocol is used for a secure website?
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The protocol used for a secure website is HTTPS.
Step 7
3.4.2 What is the function of the VoIP?
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The function of VoIP is to make voice/audio/video calls over the Internet/network, providing a variety of multimedia communication methods.
Step 8
3.5.1 What does VOD stand for?
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VOD stands for Video on Demand.
Step 9
3.5.2 What is the name given to the physical location in a public area where users may be granted Wi-Fi access to connect wirelessly to the Internet on their mobile devices?
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The name given to this location is a Hotspot.
Step 10
3.5.3 What is the function of an ISP?
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The function of an ISP (Internet Service Provider) is to provide access to the Internet.
Step 11
3.5.4 What does the symbol indicated by the black arrow in the diagram represent?
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The black arrow represents Wi-Fi/Wireless connectivity.
Step 12
3.5.5 State ONE disadvantage of using Bluetooth to share access.
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One disadvantage of using Bluetooth to share access is its short range.
Step 13
3.6.1 Which technology is generally used for location-based computing?
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GPS (Global Positioning System) is the technology generally used for location-based computing.
Step 14
3.6.2 Suggest ONE advantage for the Internet café owners if they use location-based computing.
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One advantage is that marketing and advertising can be targeted when customers are in close proximity to the venue.
Step 15
3.7.1 Explain how push technology will keep learners up to date with new e-mails.
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Push technology will automatically notify learners when a new message has arrived, downloading it to their devices without them needing to check manually.
Step 16
3.7.2 State TWO shortcomings when e-mail is received on a mobile device.
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Attachments can use up storage space on the device.
Attachments are not automatically downloaded, which can lead to inconvenience.
