IGCSE Computer Science Paper-1: Specimen Questions with Answers 42 - 43 of 164

Question 42

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What are some of the features of the Data Protection Act?

Explanation

Data Protection Act contain many features to tackle any Data breach or Data theft issue:

i) Specific Permission: No app or website is allowed to share or sell the specific details of a customer/user unless the user gives permission for the same.

ii) Data minimization: This means to hold data as much it is necessary and this data must be adequate, relevant and limited to what is necessary. For example while collecting data for catalogue the details required are person’s name and address.

iii) Data Accuracy: The collected data must be accurate, up to date. The data also needs to be erased if it is no longer required.

iv) Accountability: Data controllers should be able to prove that their data protection measures are sufficient. Data controllers must have technical and organizational procedures such as suitable privacy policies so that customers can handle their private information with a better trust and belief.

Question 43

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State some of the important features of GPS?

Explanation

GPS or the Global Positioning System is a network of about 30 satellites orbiting the Earth at an altitude of 20,000 km. GPS receiver intercepts the signals sent out through satellites at the speed of light.

Features:

i) Real Time Tracking or Monitoring: The location of the vehicles can be tracked on the map as it moves from point to point. Map markers are used to the current state of the vehicle like moving parked since or idle.

ii) Geo-Fencing: Geographical boundaries can be created called Geofences on the map around a landmark. Whenever the vehicle enters or exits the Geo-fence an alert is sent out. This results into increased operational efficiency, workforce optimization and elevated security and safety levels.

iii) Easy to Use and User-Friendly Interface: User-Friendly interface allows easy access to the right information to make informed decisions. Features like group-wise access are also provided without the need for multiple accounts.

the important features of GPS

The Important Features of GPS

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