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
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 or a group of people to gather information, while an interview is a verbally administered set of questions intended for one person to gather in-depth responses.
Step 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 what is posted on the Internet, meaning anyone can put anything which may not be accurate.
Information may be outdated or biased.
Step 3
Explain what information overload is.
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Information overload occurs when individuals cannot cope with the amount of information they are exposed to on a daily basis. This can lead to confusion and difficulty in making decisions as the quantity of information can overwhelm the ability to process it effectively.
Step 4
Which social networking service is associated with the term 'hash-tags'?
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Twitter.
Step 5
What general name is given to this kind of scam?
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Answer
Phishing.
Step 6
Should the organiser click on the link? Motivate your answer by explaining what would happen if he did.
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No, he should not click on the link because it would likely direct him to a fraudulent website that mimics the real banking site. If he enters his details, they could be stolen and used for unauthorized transactions.
Step 7
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
Give TWO of these measures, besides the use of encryption.
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Use of one-time passwords.
Notifications sent to the user's cellphone when a banking session starts.
Step 9
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 the normal functioning of a computer without the user's knowledge. Two aims include: 1. To corrupt or damage data. 2. To create backdoors for other malicious software.
Step 10
What is a Trojan?
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A Trojan is a type of malware that disguises itself as legitimate software to trick users into installing it. Its aims include stealing sensitive information and giving unauthorized access to the computer.
Step 11
Explain how you would correct the following mistakes: The horizontal line is not displayed.
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Answer
You need to place the <hr /> tag within the body of the HTML document to ensure it is rendered correctly.
Step 12
Explain how you would correct the following mistakes: The heading 'DATES FOR THE IDOLS AUDITIONS' should be smaller.
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You could use smaller heading tags like <h2> or <h3> instead of <h1>.
Step 13
Explain how you would correct the following mistakes: The text 'Auditions kick off in Cape Town!' should be displayed in red font, but it is displayed in black.
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You could set the font color to red by using the <font color="red"> tag around the text or by using CSS style.
Step 14
Study the screenshot below and name the data type that should be used for the Specifications field to ensure a large amount of text.
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The data type that should be used is 'Long Text' as it allows for a larger amount of text compared to 'Short Text'.
Step 15
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 because it automatically assigns a unique number to each record, ensuring that each entry can be distinctly identified.
