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Illustrate out e-commerce architecture and then concisely illustrate each one of its components.
Use following business rules to make the E-R diagram. You must clearly show all the minimum and maximum cardinality constraint on each side of relationship.
By using the data above, normalise the relation to Third Normal Form. Show any intermediate relations and explain each step in the normalisation process. Underline the keys in each relation.
Consultants at Northern General Hospital have intended the following E-R diagram to explain the hospital’s conceptual data model.
Illustrate out the term Class and Object which is employed in the Object Oriented concept. Discuss and illustrate three (3) strengths of ODBMSs.
Discuss and illustrate the data access protocol based upon the compatibility matrix.
The term parallelism is employed extensively to describe different parallel computer systems, and sometimes employed interchangeably by some authors with term concurrency. Illustrate the three (3) f
Recognize the functional dependencies represented by data in table. Illustrate any assumptions you make about data.
Map the following E-R model in the relational schema, concisely outlining the procedure and clearly showing the relation names, primary keys, attributes and foreign keys.
Discuss and describe the two (2) critical factors which can influence success with application of data mining technology.
Illustrate out the main objectives of parallel database system. In specific, discuss two (2) kinds of parallelism typically found in relational database system. Use diagram to demonstrate your discu
Illustrate the main advantages of the object-oriented database systems (OODBMS) which, in your estimation, have contributed to OODBMSs’ popularity in current years. Your discussion must compri
Explain the advantages of a query language. Write down the characteristics of SQL.
What do you mean by relational data integrity? How do you filter records in SQL?
Explain best-case, worst-case and average-case complexity of the algorithm in detail. What is time-space trade off?
What do you mean by row-major and column-major order?
Describe in detail the Linked representation and Array representation of Binary Tree.
Write down the difference between Postfix and Prefix notation.
Write down at least five major features of Supercomputer. Illustrate what you understand by the “Worm”?
Describe different methods of Data Protection and Recovery.
What is Enterprise Resource Planning? Explain in detail.
Illustrate out that what is a computer, provide four anatomies of Personal Computer and list all five (5) components of System unit.
Which security service isn’t a goal of the cryptographic systems? Why would you not contemplate the employ of One-Time Pad Cipher for large messages?
What is the main difference between virus and worm? What combination of backup strategies offers the fastest backup creation time?
Write down the drawbacks of simplex protocol. Write down the four services of transport layer. Explain them in detail.