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Discussion: "Planning the DBLC"
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 departments. Using the DBLC, discuss the various activities that you would have to achieve each phase. Assess possible challenges that may exist within each phase. Suggest actions that one can perform in order to overcome these possible challenges.
o In order to mitigate risks associated with a database, it is essential to consider common sources of database failures. Describe at least two possible database failures that may occur once a database is placed into operation. Suggest actions that may be performed in order to avoid or mitigate these possible failures.
What would be the primary keys for each of those? What would be the foreign keys among those to create the necessary relationships?
A state-wide toll road system (MyStateTolls) allows users to buy an RF tag for use in paying tolls on their system. Each tag includes a unique tagID.
Display the number of seats that were in the cinema and the name of the movie. A list of all screenings of PG movies during the month of January, 2015.
Imagine that you have been hired to fulfill their need of enhancing the data repository for their current reservation processing system. Upon reviewing the system, you find that the data structure holds redundant data and that this structure lacks..
Write an algorithm called \Find-G" to nd a maximally-general consistent hypothesis. You can assume the data will be noise-free and that the target concept is in the hypothesis space.
Create a database using professional principles and standards. Use a relational database software application to develop a database implementing logical design.
Within SQL*Plus, list names of the tables that you have created whose name starts with MM (Hint: use data dictionary view USER_TABLES)
Write a query using the BOOKS and PUBLISHER tables that will show all of the publishers' names and related book titles, even those publishers who do not currently have any books listed in the BOOKS table.
Discuss how the information gathered during your footprinting analysis could be used to initiate an attack against the organization. Discuss social engineering techniques that could be utilized to gather information regarding the organization's com..
A small recruitment firm that specializes in recruiting Information Technology professionals for small to medium-sized organizations has asked you to develop.
Find the names of pets owned by anyone whose first name is John - Extend the design to include Veterinarians, PetSuppliers, and ToySuppliers
Build a relational database that will allow for querying things such as products sold, customer purchases, total apartment purchases, and total spent per apartment.
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