Describe and provide an example of an entity-relationship (E-R) diagram. In our day to day database use, we need to identify data in database tables with the help of identifiers that may be present in other tables. To make these …
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Describe and explain how to identify functional dependencies, identify determinants and dependent attributes in a database. Functional dependencies are used to identify the dependency of different attributes on each other. When explaining dependencies, we have some attributes that may determine …
What are some of the most exciting developments in these applications that may come to fruition in the near future? The future databases are anticipated to be more advanced than what we have at present. For example these databases would …
What are the most difficult problems or challenges faced by these applications right now? There are many challenges faced by database applications. These challenges are important to overcome to provide database users a desired experience. One of the challenge that …
What are the most critical changes and/or trends taking place in the design and implementations of database applications today? The most critical changes that are taking place in the design and implementation of databases are related to the security of …
What impact do database applications have on business and society? The simplest definition of a database is that it is a collection of information. I did nay say that it is the collection of information in a systematic manner because …
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Describe a basic SQL SELECT/FROM/WHERE framework as the basis for database queries. SQL or Structured Query Language is a computer language used to manage different databases. SQL can write new information into a database, search and retrieve information from a …
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