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CIS 515 Week 1 Discussion 1 Planning Database Design   CIS 515 Week 1 Discussion 2 Database Modeling   CIS 515 Week 2 Discussion 1 Maintaining Data Integrity   CIS 515 Week 2 Discussion 2 Aggregate Queries   CIS 515 Week 3 Discussion 1 The Entit..
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“Database Trends” Please respond to the following: Identify at least two industries that are currently using common data exchange and data management trends. Rank the success of each implementation based on the ease of implementation, ease of use, and costs. Speculate the data exchange and da..
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"Practical Database Management" Please respond to the following: Imagine that you have been hired to optimize and secure an existing database installation. Select at least three considerations that would enable the organization to extend database functionality and reliability, and enhance dat..
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"Database Security" Please respond to the following: Confidentiality, integrity, and availability are the three common security goals. Select at least three security vulnerabilities that could jeopardize and compromise a database.  Classify each vulnerability with being technical, manage..
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"Database Administrator’s Role" Please respond to the following: Information professionals with adequate skills are required to maintain the business continuity of database services in an organization. Identify and assess at least three professional skills that would be required to be success..
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"Extensible Markup Language (XML)" Please respond to the following: XML provides a method for data to be transferred between systems. Specify at least three components of an XML document. Analyze how each component ensures data reliability and validation. Identify at least two e-Commerce ..
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"Database Connectivity Methods" Please respond to the following: Database solutions today must be able to adapt and integrate among various computing applications. Determine at least three forms of database connectivity methods that can be used as an interface between applications. For each m..
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"Business Intelligence Tools" Please respond to the following: Business intelligence tools are considered the key drivers for many organizations. Identify and evaluate at least two business intelligence tools that could be effectively used to report business performance. Justify your response..
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"Centralized versus Decentralized Database Management Systems" Please respond to the following: Big Data brought its own challenges to the field of databases. What are these challenges, and how does the emerging NoSQL model address these challenges? The different NoSQL technologies were c..
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Week 7 Discussion 2 "Optimization for Transactional Processing"   Databases can grow in data structure and data capacity throughout time. At certain times, it is necessary to perform optimization techniques in order to ensure optimal performance of the database. Evaluate at least two..
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Week 7 Discussion 1 "Concurrency Control" There are times when a database is accessed by many users across the enterprise.  Transaction logs can help maintain concurrency in a multiuser platform. Describe at least two business scenarios where COMMIT and ROLLBACK would be required. Descri..
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"Logical and Physical Design" Please respond to the following: In order to ensure optimal database performance, the logical and physical design should consider the user requirements thoroughly. Suppose you have been hired to transform a conceptual model into a logical model for a sales databa..
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"Planning the DBLC" Please respond to the following:  The development of a database requires thorough methodology that ensures quality within the solution. Imagine you have been contracted to develop a finance database that will help an organization track monthly expenditures by departme..
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"Advanced SQL and PL / SQL" Please respond to the following: Extracting and interpreting data can be very valuable to an organization. Describe the importance of using sub queries in a database system. Provide at least two business case scenarios to support your response.   A good IT..
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"Relational Set Operators" Please respond to the following: A relational Database Model allows database users to analyze data thoroughly. To accomplish this, advanced commands such as UNION and INTERSECT may be used.  Describe a business scenario where a UNION relational set operator may..
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CIS 515 Week 4 Discussion Question 2    “Denormalization Functionality” Please respond to the following:   Having an adequate data model to serve specific business needs of an organization is important. Evaluate the need for denormalization within an organization. P..
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CIS 515 Week 4 Discussion Question 1   “Optimizing Database Design” Please respond to the following:   Many legacy systems require normalization. Identify at least two factors that should be considered in order to produce an optimal normalized set of tables when performi..
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"Preparing an Adequate Data Model" Please respond to the following: Using specialization hierarchies can provide an efficient application development structure. Justify the use of surrogate primary keys for a database design. Provide an example to support your response.   Histori..
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"The Entity Relationship Model" Please respond to the following: Defining relationships within a database can improve search capabilities and optimal performance of the database in the long run. Identify at least two relationship strength types that can be used within the entity relationship ..
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"Aggregate Queries" Please respond to the following: Suppose you have been hired as an IT professional to support database reporting functionality for a Human Resources system.  Compose at least two aggregate function queries that can be useful for the executives of the organization to e..

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