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A vendor builds multiple types of tablet computers. Each hs a type identification number and a name. The key specifications for each type include amount of storage and display type. The company uses multiple processor types, exactly one of which is used for a specific tablet type. The same processor can be used in multiple types of tablets. Each processor has a manufacturer and a manufacturer's unique code that identifies it.
perform the following tasks:
1. Identify the degree and cardinalities of the relationship.2. Express the relationships graphically with an E-R diagram.
Views are integral part of virtual private databases, yet views are utilized for many other reasons. Find out many other uses for views.
What does CHS stand for? List three items contained in the FAT database. List two features NTFS provides that FAT does not.
Write the procedure named Get_frequencies which constructs character frequency table. Input to procedure must be a pointer to the string, and pointer to array of 256 doublewords.
VSS has an existing software package that controls its high bay systems and wants to rewrite it. The existing system is written in C and uses C-ISAM files to store data.
One of the tenets of database development is to never permit developers to create or own objects during development. All objects are created by application owner and stored in that schema.
Input names of students from the user, terminated by ZZZ, and create a data file GRADES with records of the form.
Compute the numbers of married men, single men, married women and single women. Print these numbers on a student summary report.
Transform the tables into one or more tables in BCNF. Write the primary keys, candidate keys, and referential integrity constraints.
Using data mining, it is possible to gather information which has been buried that can be manipulated and cross indexed which could be a valuable information gathering technique for entities.
Suppose that the security model is required for protection of information in class. Using NSTISSC model, analyze each of cells (i.e. 27 cells related with McCumber model).
We want to construct a database for a world-wide package delivery company. Define a set of relational schemas and identify primary and foreign keys. Try not to include redundant schemas.
Create a database design specification (Enhanced Entity Relationship Diagram (EERD) and Relational Data Model (RDM)) from the given business description. The RDM must be in 3rd Normal Form.
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