5.1 Give TWO reasons for connecting computers in a network - NSC Computer Application Technology - Question 5 - 2016 - Paper 2
Question 5
5.1 Give TWO reasons for connecting computers in a network.
5.2 Name an e-mail or IM (instant messaging) feature that makes it easy to see if the sent message was r... show full transcript
Worked Solution & Example Answer:5.1 Give TWO reasons for connecting computers in a network - NSC Computer Application Technology - Question 5 - 2016 - Paper 2
Step 1
Give TWO reasons for connecting computers in a network.
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Answer
Sharing of hardware, such as printers or storage devices, allows multiple computers to utilize the same resources efficiently.
Centralized data storage helps in managing and securing data, as it can be backed up and accessed from a single location.
Step 2
Name an e-mail or IM (instant messaging) feature that makes it easy to see if the sent message was read or not.
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One common feature is read receipts or delivery reports, which notify the sender when the recipient has opened or read the message.
Step 3
How does a social network such as Facebook make most of its money?
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Facebook primarily generates revenue through advertising. Businesses pay to display ads to targeted demographics, taking advantage of the vast user data Facebook collects to optimize ad placements.
Step 4
State TWO potential disadvantages of using Bluetooth for communication.
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Limited range, as Bluetooth devices typically only connect within a short distance, usually around 10 meters.
Potential security issues, such as unauthorized access to devices or data being transmitted without proper encryption.
Step 5
Give TWO examples of where one would need a broadband connection to be able to use the Internet.
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Streaming video content on platforms like Netflix or YouTube, which requires a stable and high-speed connection.
Online gaming, which benefits from low latency and high-speed broadband for a better gaming experience.
Step 6
Give TWO reasons for compressing files before uploading them to cloud storage.
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Compressing files saves bandwidth and time during the upload process, making it quicker to transfer large amounts of data.
It uses less online storage space, allowing more files to be stored within a given limit.
Step 7
Name ONE technology that can be used to improve security while one is using the Internet.
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A common technology is the use of VPNs (Virtual Private Networks), which encrypt internet connections and help protect user data from unauthorized access.
Step 8
Which communications technology or protocol allows devices to connect within a WLAN?
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Wi-Fi is the primary technology that allows devices to connect to a Wireless Local Area Network (WLAN).
Step 9
Give TWO reasons why you would block pop-ups.
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Pop-ups can be irritating and disrupt the user experience while browsing.
Blocking pop-ups can also prevent potential security risks, such as phishing attempts and malware.
Step 10
What is the purpose of the 'History' button or tab in a web browser?
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The 'History' feature in a web browser keeps track of pages visited, allowing users to revisit websites they have previously accessed easily.
