The organisers of the Idols competition will be responsible for the accuracy of all information, as well as to create surveys - NSC Computer Application Technology - Question 10 - 2017 - Paper 2
Question 10
The organisers of the Idols competition will be responsible for the accuracy of all information, as well as to create surveys.
10.1 Explain the difference between a... show full transcript
Worked Solution & Example Answer:The organisers of the Idols competition will be responsible for the accuracy of all information, as well as to create surveys - NSC Computer Application Technology - Question 10 - 2017 - Paper 2
Step 1
10.1 Explain the difference between a survey and an interview.
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Answer
A survey is a set of written or typed questions given to many people, often used for data collection. An interview, on the other hand, is a verbally administered set of questions intended for one individual, allowing for deeper direct interaction.
Step 2
10.2 Give TWO reasons why one should always check the reliability and accuracy of information found on the Internet.
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There are no outside checks on the content available online, which means anyone can post misleading or inaccurate information.
Information may be biased or outdated, leading to misinformed decisions if relied upon without verification.
Step 3
10.3 Explain what information overload is.
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Information overload occurs when individuals are exposed to an excessive amount of data, making it difficult to process and understand. This often leads to confusion, stress, and an inability to focus on key information.
Step 4
10.4 Which social networking service is associated with the term 'hash-tags'?
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Twitter is the social networking service closely associated with the use of 'hash-tags,' which help categorize content and improve searchability.
Step 5
10.5.1 What general name is given to this kind of scam?
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Phishing.
Step 6
10.5.2 Should the organiser click on the link? Motivate your answer by explaining what would happen if he did.
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No, the organiser should not click on the link. If he does, he would likely be directed to a fraudulent website that mimics the real banking site, allowing scammers to steal sensitive information such as PIN numbers and passwords.
Step 7
10.5.3 What is the generic name given to techniques that rely on convincing people to give out information or to grant access by pretending to be someone who has the right to access this information?
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Social engineering.
Step 8
10.5.4 Give TWO measures, besides the use of encryption.
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Use of strong passwords and multi-factor authentication to enhance security.
Regular updates and monitoring of account activity to detect unauthorized access.
Step 9
10.5.5 Briefly explain what a computer virus is by referring to TWO of its general aims in your answer.
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A computer virus is malicious software designed to disrupt normal computer operations. Its general aims include: 1) To corrupt or delete data, rendering files unusable. 2) To replicate itself and spread to other computers, causing widespread damage.
Step 10
10.5.6 What is a Trojan?
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A Trojan is a type of malware that disguises itself as a legitimate program. Its primary aim is to gain access to user systems to steal information or install additional harmful software.
Step 11
10.6.1 The horizontal line is not displayed.
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Answer
To correct the mistake, ensure that the <hr /> tag is properly placed within the HTML body and that there are no CSS styles conflicting with its display.
Step 12
10.6.2 The heading 'DATES FOR THE IDOLS AUDITIONS' should be smaller.
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Change the <h1> tag to a smaller heading tag such as <h2> to reduce the font size.
Step 13
10.6.3 The text 'Auditions kick off in Cape Town!' should be displayed in red font, but it is displayed in black.
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To ensure the text displays in red, you can add a style attribute or use CSS to set the font color specifically to red or wrap the text with a <font color="red"> tag.
Step 14
10.7.1 Study the screenshot below and name the data type that should be used for the Specifications field to ensure it can store a variety of text.
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The data type that should be used is 'Short Text,' as it allows for varied-length entries.
Step 15
10.7.2 Why is the AutoNumber data type always suitable to use for a primary key field?
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The AutoNumber data type is suitable for a primary key field because it automatically generates unique values for each entry, ensuring that no two records have the same identifier.
