DATABASE A database is an organized collection of data. The data is typically organized to model aspects of reality in a way that supports processes requiring information. (1) Often abbreviated DB‚ a database is basically a collection of information organized in such a way that a computer program can quickly select desired pieces of data. You can think of a database as an electronic filing system. Traditional databases are organized by fields‚ records‚ and files. A field is a single piece of information;
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tables‚ forms‚ and other objects that will make up your database‚ it is important to take time to design your database. A good database design is the keystone to creating a database that foes what you want it to do effectively‚ accurately‚ and efficiently. The first step in designing a Microsoft Access database is to determine the purpose of the database and how it’s to be used. You need to know what information you want from the database. Form that‚ you can determine what subjects you need
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Database: specialized structures that allow computer-based systems to store‚ manage‚ and retrieve data very quickly. Data are raw facts. Information is the result of processing raw data to reveal its meaning. To reveal meaning‚ information requires context. Raw data must be properly formatted for storage Data constitute the building blocks of information. Information is produced by processing data. Information is used to reveal the meaning of data. Accurate‚ relevant‚ and timely information
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organisation money and managing the data is essential to help this. The other type of data that is collected is statutory regords such as national insurance contributions‚ tax‚ hours worked‚ sickness and SSP. These records ensure that the HR deparment abide by all regulatory requirements. This organisation has 34 stores and tends to employ many students and temporary workers during busy periods. I would suggest using a computerised personnel information system‚ which can be used across a number
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Essay question: "The led must not be compelled; they must be able to choose their own leader." Albert Einstein “No man is good enough to govern another man without that other ’s consent.” Abraham Lincoln Why are some leaders more powerful than others? Is there one “best style” of leadership or does it depend on who is following? Do women followers prefer a different leadership style than men followers? When I think of great leaders‚ a few names come to my mind: Abraham Lincoln‚
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Description | example uses | Database could be when people in the the Leisure centre inputs the data or make different query’s like how much money they’ve made. This will speed up the process when working. It can store all the information for the activities and how many people attending specific classes. | advantages | A database can be really helpful for this business to grow in terms of: Customer & Service Analysis‚ Data Management‚ Reduce Costs & Time. Databases can also help businesses
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create a database. entity type is a collection of entity instances sharing similar properties Strong Entity Vs Weak Entity An entity set that does not have sufficient attributes to form a primary key is termed as a weak entity set. An entity set that has a primary key is termed as strong entity set. A weak entity is existence dependent. That is the existence of a weak entity depends on the existence of a identifying entity set. The discriminator (or partial key) is used to identify other attributes
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Chapter 1 – Software and Software Engineering Overview Software is designed and built by software engineers. Software is used by virtually everyone in society. Software is pervasive in our commerce‚ our culture‚ and our everyday lives. Software engineers have a moral obligation to build reliable software that does no harm to other people. Software engineers view computer software‚ as being made up of the programs‚ documents‚ and data required to design and build the system. Software users are
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SUDAN UNIVERSITY OF SCIENCE AND TECHNOLOGY COLLEGE OF COMPUTER SCIENCE AND IT Master of computer science 2013 - group(B) ADVANCED NETWORKS COURSE Assignment (1) * Packet switching * Circuit switching * Virtual Circuit switching * Message switching BY: JIHAD MOHAMMED SIDDIG 27/2/2013 Packet switching in networks Packet switching is used to optimize the use of the channel capacity available in digital telecommunication networks such as computer networks‚ to minimize
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students’ violations as well as the corresponding punishments and sanctions. It also includes basic information and the record of offenses of erring students. Student discipline system is also present in some foreign schools. Their system includes recording of the violations of their students. A database holds the records as well as the information regarding the degree of offenses accumulated of a student violator. A university needs to have a system like this in order to effectively implement the rules
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