NSC Information Technology Online applications: 6.1 Freelance jobs are often don

Question

6.1 Freelance jobs are often done from a mobile office.

6.1.1 Define the term mobile office.

6.1.2 How will a freelancer benefit from using a mobile office?

6.2 The following conclusion was published in a report based on a survey about freelancing in the media:

'In line with the fact that the majority of freelancers work in the digital/online space, it makes sense that social media is considered an important marketing tool for creative entrepreneurs. 32% of respondents cite Facebook as their primary marketing platform, followed by LinkedIn.'
[Adapted from internet source]

6.2.1 What is the common term used for digital/online space?

6.2.2 Give TWO examples of online data storage services.

6.2.3 When working with dynamic web pages, the term 'online storage' is used. Explain.

6.2.4 Give TWO examples of files that could be saved online for use by a dynamic web page, with examples.

6.2.5 State TWO guidelines for protecting users' privacy when using social media platforms.

6.3 Data synchronisation is of the utmost importance for freelancers on the move. Briefly explain what data synchronisation entails.

6.4 Different types of hardware and software are required to conduct video conferences for the purpose of freelancing.

6.4.1 State TWO main advantages of modular design in hardware.

6.4.2 Name a device that can be attached to a personal computer to conduct a video conference.

6.5 An NGO company does research on weather patterns. Therefore they require a lot of computer processing power.

They decide to use distributed computing.

6.5.1 Describe the term distributed computing.

6.5.2 Briefly describe how the general public can become involved in distributed computing.

6.6 An expert system is an application of AI.

6.6.1 What does AI stand for in this context?

6.6.2 Many freelancers use their skills to develop software. Explain, with reference to the diagram above, why a rule-based system, such as an expert system, can be developed without the developer being an expert in a specific field.

6.7 Cyber security is very important, especially for freelancers who often rely on the internet to save and process their data.

6.7.1 Malware threats can be reduced by updating your software.

(a) State the TWO types of software that should be updated.

(b) Explain for EACH type of software in QUESTION 6.7.1(a) why updating the software would prevent malware threats.

6.7.2 Define the term ransomware.

6.8 Website developers need to guard against many types of cybercrime.

6.8.1 Explain the concept of a DDoS attack.

6.8.2 Give the term used for an amateur programmer who modifies virus templates and then releases it.

6.9 A reliable backup and compression system is important to save data.

6.9.1 A UPS is one way of securing data.

Briefly explain what an uninterruptable power supply (UPS) entails.

6.9.2 State how a UPS is able to secure data.

6.9.3 What type of compression sacrifices insignificant data to conserve space?

6.10 DRM technologies were developed in response to the rapid increase in online piracy of commercially marketed material, which increased through the widespread use of peer-to-peer file sharing applications.

6.10.1 What does DRM stand for?

6.10.2 Name ONE popular and well-known example of a protocol that uses peer-to-peer file sharing over the internet.

6.11 The modern smartphone is an essential device for freelancers.

6.11.1 Suggest TWO practical tips for freelancers to keep their smartphone batteries charged for a longer time.

6.11.2 Freelancers can use their smartphones to make video calls with apps that utilize VoIP. State ONE other disadvantage that is associated with the use of VoIP, other than the use of battery power.

6.1 Freelance jobs are often done from a mobile office - NSC Information Technology - Question 6 - 2019 - Paper 2

Worked Solution & Example Answer:6.1 Freelance jobs are often done from a mobile office - NSC Information Technology - Question 6 - 2019 - Paper 2

Define the term mobile office.

How will a freelancer benefit from using a mobile office?

What is the common term used for digital/online space?

Give TWO examples of online data storage services.

When working with dynamic web pages, the term 'online storage' is used. Explain.

Give TWO examples of files that could be saved online for use by a dynamic web page, with examples.

State TWO guidelines for protecting users' privacy when using social media platforms.

Briefly explain what data synchronisation entails.

State TWO main advantages of modular design in hardware.

Name a device that can be attached to a personal computer to conduct a video conference.

Describe the term distributed computing.

Briefly describe how the general public can become involved in distributed computing.

What does AI stand for in this context?

Explain, with reference to the diagram above, why a rule-based system, such as an expert system, can be developed without the developer being an expert in a specific field.

State the TWO types of software that should be updated.

Explain for EACH type of software in QUESTION 6.7.1(a) why updating the software would prevent malware threats.

Define the term ransomware.

Explain the concept of a DDoS attack.

Give the term used for an amateur programmer who modifies virus templates and then releases it.

Briefly explain what an uninterruptable power supply (UPS) entails.

State how a UPS is able to secure data.

What type of compression sacrifices insignificant data to conserve space?

What does DRM stand for?

Name ONE popular and well-known example of a protocol that uses peer-to-peer file sharing over the internet.

Suggest TWO practical tips for freelancers to keep their smartphone batteries charged for a longer time.

State ONE other disadvantage that is associated with the use of VoIP, other than the use of battery power.

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