You have been given the opportunity to work at a local cellphone shop - NSC Computer Application Technology - Question 9 - 2016 - Paper 2
Question 9
You have been given the opportunity to work at a local cellphone shop. The manager of the store knows about your CAT background and has asked you to help with some o... show full transcript
Worked Solution & Example Answer:You have been given the opportunity to work at a local cellphone shop - NSC Computer Application Technology - Question 9 - 2016 - Paper 2
Step 1
What size screen does the device have?
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The device has a 5.0" screen. This measurement indicates the diagonal length of the display, which is common for smartphone screens.
Step 2
Explain what a Multi-Touch screen is.
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A Multi-Touch screen is a type of touchscreen technology that allows multiple points of contact at the same time. This means users can perform gestures like pinch-to-zoom or swipe using more than one finger.
Step 3
Give ONE example of an action that a Multi-Touch screen allows you to perform.
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One example is pinching to zoom in on an image or map, allowing for a closer view of details.
Step 4
Explain why less than 16 GB will be available, even when customers use the smartphone for the first time.
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The 16 GB of internal storage will not be entirely available to users because a portion of it is reserved for the operating system and pre-installed applications. This allocation is necessary to ensure that the device functions properly and provides a seamless user experience.
Step 5
Name TWO reasons why it is a good idea to upgrade to a smartphone that has more storage capacity than the smartphone you are using at the moment.
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Increased storage allows for more apps, photos, and videos to be saved without the need to frequently delete old content.
A smartphone with more storage may provide better performance as the device can manage files more effectively without running into space constraints.
Step 6
Name TWO basic functions that a computer has.
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Processing data: Computers take input, process it, and give output based on that data.
Storing information: Computers maintain data for future retrieval and use.
Step 7
Describe TWO ways in which the shop can get rid of old cellphones and smartphones to prevent sample or 'demo' phones from being stolen from the shop.
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The shop can recycle old devices through specific e-waste programs to ensure they're disposed of responsibly.
Alternatively, the shop can sell old phones as second-hand devices, ensuring they are wiped of any personal data and securely reset before resale.
Step 8
Briefly explain each of the following security threats:
9.3.1 E-mail spoofing
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E-mail spoofing is a technique used by cybercriminals where the sender's address is forged to make it appear as if the email is coming from a legitimate source. This can trick recipients into providing sensitive information.
Step 9
9.3.2 Phishing
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Phishing is a fraudulent attempt to obtain sensitive information by disguising as a trustworthy entity in electronic communications. It often involves emails or messages that lure individuals into providing personal data.
Step 10
9.3.3 Keylogging
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Keylogging involves the use of software or hardware to record every keystroke made on a device. Cybercriminals use this information to steal passwords, credit card numbers, and other confidential information.
Step 11
Which type of computer in the network would provide resources and services to the other computers?
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The type of computer that would provide resources and services to other computers in a network is known as a server. Servers manage and distribute data to clients or user's machines.
Step 12
Name TWO items needed for creating a network, other than computers and software.
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Communication medium, such as cables or wireless connections (Wi-Fi).
Networking devices, like switches or routers, which facilitate the connection between devices.
Step 13
Give TWO reasons why a customer would use VoIP instead of a normal cellphone call.
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VoIP can be significantly cheaper, especially for long-distance calls, compared to traditional cellphone rates.
It allows for additional features such as video calling and call conferencing.
Step 14
Name THREE design considerations the manager should keep in mind when designing the page.
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The webpage should have a user-friendly interface that is easy to navigate.
It should be visually appealing, with consistent formatting and color schemes.
Important information needs to be easily accessible and organized logically.
Step 15
Give TWO reasons why he would use a blog instead of an e-mail to distribute these tips.
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A blog can reach a wider audience, as it can be accessed by anyone online without needing a direct email.
The blog allows for easier updates and alterations, enabling the technician to add new information or tips over time.
Step 16
State TWO ways in which he could make sure that customers regularly visit the blog.
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He could provide regular updates and interesting content that keeps readers engaged.
Utilizing social media to promote the blog and attract visitors.
Step 17
What is the purpose of a driver in a computer?
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A driver is software that allows the operating system to communicate with hardware devices. It acts as a translator, enabling the system to send and receive instructions correctly to the hardware.
Step 18
State ONE possible way in which she can solve this problem without replacing any hardware.
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She can reinstall the appropriate drivers for her laptop, which may resolve the connectivity issue between the smartphone and the laptop.
Step 19
State TWO possible disadvantages of using a wireless keyboard and mouse on the new computers, excluding theft.
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Wireless devices tend to require battery replacements, which can be inconvenient.
They may experience connectivity issues or lag if there are interference or distance limitations.
Step 20
What does the term ergonomic mean in this context?
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In this context, ergonomic refers to the design of devices that promote efficiency and comfort while minimizing discomfort or potential injury during use.
Step 21
State TWO advantages of replacing the desktop computers with laptops.
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Laptops occupy less physical space, which is beneficial for shops with limited room.
Their portability allows employees to work from different locations within the shop or while on the go.
Step 22
Suggest TWO ways to prevent the laptops from being stolen.
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Implementing physical security measures like cable locks or surveillance cameras.
Keeping laptops secured in a locked area when not in use.
Step 23
Explain how you would correct the following mistakes:
The heading 'OUR BEST SPECIALS TO DATE!' should be smaller.
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To correct this, you can use a smaller header tag, such as <h2>, instead of <h1>. This adjustment will scale down the heading appropriately.
Step 24
The text 'Come to our store now and save big!' should be displayed in a red font, but it is displayed in black.
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The color attribute should be changed from 'colour' to 'color', and the <font> tag should be defined properly to ensure the text appears in red.
Step 25
Study the screenshot below and name the data type that should be used for the Specifications field to enter a large amount of text.
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The appropriate data type for the Specifications field, intended for a large amount of text, would be 'Text', as it accommodates longer textual information.
Step 26
Why is the AutoNumber data type always suitable to use for a primary key field?
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The AutoNumber data type is ideal for primary keys because it ensures each entry is unique and automatically increments with each new record, which prevents duplication of keys.
Step 27
Identify TWO errors in the design of this query that are causing it to include incorrect information.
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The use of 'OR' in the WHERE clause should be replaced with 'AND' for more accurate filtering, ensuring both conditions must be met together.
The query should clarify the use of wildcards and possibly consider the correct syntax for filtering the selling price.
Step 28
Briefly explain what each of the following would be used for in a word processing application:
Continuous section break
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A continuous section break is used to divide different sections of a document without starting a new page. This allows for varying formatting, such as different headers or footers, within the same document.
Step 29
Bookmark
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Bookmarks are used to mark a specific location in a document, enabling quick navigation to that point. They are particularly useful for long documents or for sections that need to be easily referenced.