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Prepare a report - The report should be related to Business communications.
Topics to cover in your written report;
• LAN • WAN • Leased circuits (private business circuits rented from a carrier) • VPN • Internet, International communications • Security • Video conference • Remote collaboration on projects Carrier/Supplier • Fiberoptic • Copper cable • Satellite • Wireless • Bandwidth • Multiplexing Protocols • X25 • Frame relay • ATM Cloud • What is the Cloud • What does/can it supply • What benefits does it bring, • What potential problems will it bring.
assignmentwrite a assignment to study and modify the postgresql source code with a focus on one of the core modules -
Create an ER diagram using the set of requirements provided for Oxford City Council's bicycle sharing scheme and identify the minimal set of functional dependencies and all candidate keys for the relation R
Diagram of the table containing the initial data - state how you checked that the XML file is well-formed and what messages are sent if it is not well-formed?
Assume you manage business activity which needs a new IS with a database. The development team is divided on which DBMS you must use. One faction wishes to use oracle,a second wants to use MtSQL, and a third wants to use SQL server.
Prepare the example of table which is in first normal form but not in second normal form and example of a table which is in second normal form but not in third normal form.
For each of the following sets of FDs, assuming those are the only dependencies that hold for R, do the following: (a) Identify the candidate key(s) for R. (b) Identify the best normal form that R satisfies (1NF, 2NF, 3NF, or BCNF). (c) If R is ..
By now you should have a "toolbox" full of useful design and analysis tools. List the tools in your toolbox and then write one short paragraph on how you can/will apply them in your careers, lives, etc.
Evaluate the success WellCo and PharmaCARE shareholders
Compute a canonical cover for the above set of functional dependencies (show each step of your derivation with an explanation).
Prepare an ER diagram for the database described below(using crows foot notation). Be sure to identify all required entities, attributes, and relationships (including cardinalities). State any assumptions you make, and indicate a primary key for e..
Company XYZ needs a program to build a database concerning employee information.
Explain the role of a database administrator,the tasks performed by this role and why this role is important in Database Management.
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