Learners use digital technologies that could have a positive and negative impact on their lives - NSC Computer Application Technology - Question 9 - 2018 - Paper 2
Question 9
Learners use digital technologies that could have a positive and negative impact on their lives. You are required to answer some questions about digital technologies... show full transcript
Worked Solution & Example Answer:Learners use digital technologies that could have a positive and negative impact on their lives - NSC Computer Application Technology - Question 9 - 2018 - Paper 2
Step 1
9.1.1 Some learners confuse the terms internet and World Wide Web. Explain the terms internet and World Wide Web.
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The internet is a global network that connects millions of private, public, academic, business, and government networks. It enables communication and data sharing across diverse devices. In contrast, the World Wide Web is a system of interlinked hypertext documents accessed via the internet. It consists of web pages that can be viewed using a web browser, where content is formatted in HTML.
Step 2
9.1.2 What term is used to describe the concept where a learner is able to use more than one app on the same device at the same time?
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The term used to describe this concept is multitasking.
Step 3
9.1.3 Give ONE reason why a web page does not open in the browser on a mobile device.
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One reason a web page might not open on a mobile device is that the data/mobile connection has been switched off or is weak, preventing the browser from loading the webpage.
Step 4
9.1.4 State ONE argument against accessing the internet using a public Wi-Fi hotspot.
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One argument against accessing the internet via a public Wi-Fi hotspot is that data transfer may be insecure, allowing hackers to intercept personal information.
Step 5
9.2.1 Recommend TWO rules that should be included in a school's social media policy.
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Use social media responsibly without posting inappropriate content or engaging in cyberbullying.
Only use social media for school-related work during designated times.
Step 6
9.2.2 Explain the term click-jacking.
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Click-jacking is a deceptive technique where a user is tricked into clicking on a hidden layer or disguised link, which performs an undesired action on their device, often exposing personal information or installing malware.
Step 7
9.2.3 Name TWO features of a smartphone that determine how many photos can be saved on it.
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Storage capacity (built-in memory) determines how much data can be saved.
Expandable storage options, such as additional memory cards, allow for more photos to be stored.
Step 8
9.2.4 Explain what a plug-in is.
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A plug-in is a piece of software that adds specific features or functionalities to an existing application. It allows applications, like web browsers, to extend capabilities, such as enabling multimedia playback or enhancing user interfaces.
Step 9
9.3.1 State TWO ways in which learners can prevent eyestrain when spending a lot of time on these mobile devices.
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Adjust screen brightness and use filtering software to minimize glare.
Take regular breaks from the screen (the 20-20-20 rule: look at something 20 feet away for 20 seconds every 20 minutes).
Step 10
9.3.2 State TWO possible mental health issues that the continuous use of technology can cause.
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Anxiety, often due to social media pressure and constant notifications.
Addiction to technology, leading to decreased face-to-face interactions and relationships.
Step 11
9.3.3 State TWO positive effects that technology has on education.
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Improved access to information, enabling learners to research topics beyond traditional textbooks.
Enhanced collaboration, allowing students to work together on projects from different locations using digital tools.
Step 12
9.3.4 Suggest TWO ways in which teachers can prevent learners from being distracted when using the school’s mobile devices in the classroom.
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Limit mobile device use during lectures and ensure they are used only for educational purposes.
Implement classroom management strategies, such as apps that restrict access to non-educational websites.
Step 13
9.4 Suggest a combination of TWO word processing techniques to correct the display of the image below so that all the text in the objects is clearly visible.
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Resize objects to ensure they fit better on the page without overlapping.
Align and distribute the objects evenly to improve overall clarity and visibility.
Step 14
9.5 Discuss TWO reasons why the information in the image is difficult to interpret.
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Lack of labels or captions for the percentages makes it challenging to understand what each number represents.
Inconsistent color use or not visually distinct enough, which may confuse viewers when trying to relate percentages to each social network.
