BAR DIAGRAMS Bar diagrams are one of easiest and the most commonly used devices of presenting most of the business and economic data. These are satisfactory for categorical data or series. They consist a group of equidistant rectangles‚ one of each group or category of the data in which the values or the magnitudes are represented by the length or height of the rectangles‚ the width of the rectangles being arbitrary and immaterial. These diagrams are called one-dimensional because in such diagrams
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With the kingship diagram‚ I am focusing on my matrilineal descent. Kingship is a word use by anthropologists to describe certain family relationships; while a kingship diagram is basically a family tree. Fictive kin members bring character and different cultural beliefs into the family. Even though they are not part of the immediate family‚ they are still part of the family in relation; therefore they still represent the family and are included in all family activities. Sometimes it is good to have
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DFD Yourdon Recently reviewed In the late 1970s data-flow diagrams (DFDs) were introduced and popularized for structured analysis and design (Gane and Sarson 1979). DFDs show the flow of data from external entities into the system‚ showed how the data moved from one process to another‚ as well as its logical storage. Figure 1 presents an example of a DFD using the Gane and Sarson notation. There are only four symbols: Squares representing external entities‚ which are sources or destinations
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Compare Gerald before and after the confession Before the confession Gerald is constantly trying to fit in with the Birling family. Page 6‚ “I believe your right sir” he Gerald has just agreed with Mr Birling’s views even though Gerald might not agree with them he is desperate to seek approval from Mr Birling and to fit in with the family. Gerald is comfortable around the family before the confession and before he realises that he has some involvement into Eva’s death. Page 8‚ Gerald is allowed
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Life in South Africa before and after Apartheid AIDS in South Africa 1. Why did I choose this topic? Personal interest I chose this topic because I find it quite interesting. My lack of knowledge I had only heard a little about how many people are infected with AIDS and HIV‚ and that it’s a problem that there isn’t a way to stop it‚ but I didn’t knew that much. So I decided it would be a great topic to investigate. Feeling sorry and wanting to help through more focus on the topic I feel very
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disorders that can affect young children today. Some are too quick to jump to the use of medication. This controversial method of treatment for children has its ups and downs‚ as do all medications. ADHD can not be cured‚ but it can be taken care of.() Physicians today over diagnose ADHD which leads to the over-prescription of a powerful and potentially harmful stimulant. However‚ this shouldn’t deny the need for medication for the children who truly suffer from this serious and rehabilitating problem. When
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You should spend about 20 minutes on this task. The following diagram shows how greenhouse gases trap energy from the Sun. Write a report for a university lecturer describing the information shown below. Write at least 150 words. Complete the answer by filling the gaps with a word or phrase from the box below. lead to release result in subsequently fell reach less decades amounts as a result of Energy from the Sun .................... the Earth as heat. Some of this heat
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Entity-Relationship Diagrams (ERD) Data models are tools used in analysis to describe the data requirements and assumptions in the system from a top-down perspective. They also set the stage for the design of databases later on in the SDLC. There are three basic elements in ER models: Entities are the "things" about which we seek information. Attributes are the data we collect about the entities. Relationships provide the structure needed to draw information from multiple entities. Generally
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Using Data Flow Diagrams Data flow diagram is used by system analyst to put together a graphical representation of data processes throughout the organization. It depicts the broadest possible overview of system inputs‚ processes‚ and outputs. A series of layered data flow diagrams may be used to represent and analyze detailed procedures in the larger system. By using combinations of only four symbols‚ the system analyst can create a pictorial depiction of processes that will eventually provide
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In other words‚ the data storage server within each LAN should be accessible to all computers‚ no matter where they are located. Draw a network diagram that will support this configuration. 3. A small start-up company has a Web-based customer sales system that is written by using PHP and JavaScript. The company is deciding whether to host the system on its own servers‚ contract with a hosting company for a virtual server‚ or go to amazon’s cloud. Volumes are expected to be low at the beginning
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