Management Info Systems QANL 3343 Management: Carrying out managerial functions to achieve a common goal Functions of Management: 1) Leading 2) Organizing 3) Planning 4) Controlling Information: Facts: Data: Facts about objects and events (color‚ weight‚ size‚ length‚ ect) measured by our senses or instruments. Information: Processed data: Methods of data processing: 1) Simple operations such as counting‚ sorting‚ categorizing‚ ect 2) Math/ Stat operations such as averages‚ sums‚ Std
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What steps must the LPN’s follow to unionize? What unfair labor practices need to be avoided by LPN’s? National Labor Relations Act “Federal and state laws guarantee the right to form unions! Eligible employees have the right to express their views on unions‚ to talk with their co-workers about their interest in forming a union‚ to wear union buttons‚ to attend union meetings and in many other ways to exercise their constitutional rights to freedom of speech and freedom of association.” The
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advantages and disadvantages of normalization. The process of normalization brings about organization to the database that it is applied to. Normalization makes everyone’s job easier due to the fact that it gets rid of as much useless data as possible. Repeated data is processed and simplified into single data. Repeated data‚ for example such as having someone named JOHN DOE in one table and the same person’s name JOHNNY M. DOE in another table. Modifying a table with as little data as possible
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Although‚ data is separated into different and more complex tables during normalization‚ the process of normalizing a database can help to organize data more efficiently by minimizing redundancy and providing more accurate records. During the process‚ column and field names are consolidated into more specific ones to avoid repetition of data. In many cases‚ tables are divided into two or more tables and linked via a relationship using their Primary Keys and/or Foreign Keys. The main goal is to
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OVERVIEW OF NOSQL Definition: NoSQL is a type of datastore; it’s a way of storing and retrieving data quickly‚ much like a relational database except it isn’t based on the mathematical relationship between tables as a traditional relational database does. NoSQL datastores can be much faster than relational databases but generally lack the robustness that those provide for the speed. The growth of ultra large websites like Facebook and Google has lead to the development of NoSQl as a way of
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CIS 276 February 5th‚ 2013 1.What is meant by data redundancy? Data redundancy is a situation that occurs within database systems and involves the unintentional creation of duplicated data that is not necessary to the function of the database. 2.What problems are associated with data redundancy? 3.What is an entity? An entity is a person‚ place‚ object‚ event‚ or idea for which you want to store and process data. An attribute‚ field‚ or column is a characteristic or property of an entity.
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U05A1 RELATIONAL DATABASE SYSTEM – SQL TUTORIAL IT2230 Introductions to Databases u05a1 Relational Database System – SQL Tutorial Assignment Overview of Lesson Assignments Table of Contents Overview of Lesson Assignments 2 LESSON 3 3 Exercise 1 3 Exercise 3 3 Exercise 5 4 Summary of Lesson 3 4 LESSON 4 5 Create Table Exercise 5 Summary of Lesson 4 5 LESSON 5 6
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Database Queries and Reports You are responsible for managing information system development projects at AAA Systems. To better track progress in completing projects，you have decided to maintain a simple database table to track the time your employees spend on various tasks and projects with which they are associated. It will also allow you to keep track of employees’ billable hours each week. The table below provides a sample data set. Project_Name Task Name Employee_ID Production Week
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Review Questions 6. What is an entity? Something about which we want to store data. 7. What is business logic? The set of rules that govern an organizations processes. 8. What is a relational database? A data base that organizes data into overlapping tables. They follow a set of very specific rules that ensure data contained in the database will be consistent. 9. How do the following terms relate to one another: record‚ table‚ field‚ primary key? Rows are called records
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In this archive file of MGT 245 Entire Course you will find the next documents: MGT-245-Assignment-Effective-Teams.doc MGT-245-Assignment-Final-Research-Paper.doc MGT-245-Assignment-Organizational-Culture.doc MGT-245-Assignment-Perception-and-Decision-Making.doc MGT-245-Assignment-Power-and-Politics-PART-1-OF-2.doc MGT-245-Assignment-Power-and-Politics-PART-2-OF-2.doc MGT-245-Capstone-Discussion-Question.doc MGT-245-CheckPoint-1-Organizational-Structure.doc MGT-245-CheckPoint-2-Peer-Review
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