Data protection & security What is Data Protection and Security ? This is the protection of data such as database from accidental‚ unauthorised or malicious access Data Protection Act Data protection Act controls and monitors the way personal and customer information is been used by organisations. The Data Protection Act 1998 (DPA 1998) is an Act of the UK parliament that defines the ways in which peoples information is been handed. 8 Data Protection Act Principles • Data must be Processed
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Transforming Logical Data Models into Physical Data Models Susan Dash Ralph Reilly IT610-1404A-01 According to an article written by Tom Haughey the process for transforming a logical data model into a physical data model is: The business authorization to proceed is received. Business requirements are gathered and represented in a logical data model which will completely represent the business data requirements and will be non-redundant. The logical model is then transformed into a first cut physical
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Page 2 Data communications (Datacom) is the engineering Datacom) discipline concerned with the communication between devices. A network is a set of devices (often referred to as nodes) nodes) connected by communication links. links. A computer network is any set of computers or devices connected to each other via some form of transmission medium with the ability to exchange data. Here information is presented in a form which is agreed upon by the parties creating and using the data. A computer
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to : Data Flow Diagrams (DFDs) Data Flow Diagrams (DFDs) Data flow diagram (DFD) is a picture of the movement of data between external entities and the processes and data stores within a system Order CUSTOMER Status Message Status Data 2.0 Shipping Confirmation In-Stock Request WAREHOUSE 1.0 Shipping Order Check Status Order Data D1 Pending Orders 3.0 Issue Status Messages Order Data Payment Invoice Manage Accounts Receivable 5.0 Accounting Data Accounts Receivable Data 4.0
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Data‚ Information‚ and Knowledge – Interwoven To explore the concepts of Data‚ Information‚ and Knowledge independently is to attempt building a large and complex puzzle with only a few pieces from the box. While the relationships between these concepts can be as elusive as finding their universal definitions‚ it is within these relationships that data‚ information‚ and knowledge are most meaningful. In the broadest sense‚ data exists in the form of unorganized and raw facts about the environment
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Data Collection Data is a collection of facts that can be measured or translated. Data may consist of words‚ numbers‚ observations‚ descriptions of things‚ and measurements. Data may be qualitative or quantitative. “Qualitative data is descriptive information that describes something. Quantitative data is continuous measurements of numerical information” (Lind‚ Marchal‚ & Wathen‚ 2011‚ p. 9). Data can be collected in many ways but the simplest way is direct observation. Understanding data analysis
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systemized and orderly way of doing the transaction and saving a lot of time. METHODOLOGY The methodologies that were used by the researchers to develop the study were the following: A. Observation. Since the researchers know some personnel working in the institution‚ they acquired an access to the office to be able to follow the procedures‚ which gave them some idea on how to start their study. B. Interview. Face to face conversation between the researchers and the prospective users
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Introduction Data management within Human Resources (HR) is essential as this can be used when organisations have to make decisions‚ contact employees and also satisfy legal requirements. Aims and Objectives The aim of this report is to show the importance of why organisations must collect HR data. The objectives are: * To identify two types of data organisations must collect and how this supports HR * To describe two methods of storing HR records and the benefits of each * To explain two
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Telecommunications Data Issues Telecommunications have played a big role in today’s generation. Without it‚ it may be impossible for us live in a technologically-advanced world. In full gratitude to the first inventors‚ we are now able to communicate to other people to the other part of the world‚ transact a business with business partners from other nations without going out of the country. Country to country negotiation has become easier and data can be accessible anywhere. Telecommunications data has been
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Compiling a Data base for use in the Teaching of Statistics 2009-2010 Introduction With regards to the teaching of statistics‚ generally speaking the majority of undergraduate students tend to struggle when it comes to learning and applying course material. As illustrated by the Wason Selection Task we are better able to understand problems that we commonly encountered in the Pleistocene period of our biological evolution. This study set out to investigate
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