Questions from Accounting Information Systems

Q: Which type of data storage medium is most appropriate when a single

Which type of data storage medium is most appropriate when a single record of data must be accessed frequently and quickly?

Q: Briefly explain a situation at your home, university, or job

Briefly explain a situation at your home, university, or job in which you think somebody used computers unethically. Be sure to include an explanation of why you think it was unethical.

Q: Differentiate between data redundancy and concurrency.

Differentiate between data redundancy and concurrency.

Q: What is the term for the software program(s) that

What is the term for the software program(s) that monitors and organizes the database and controls access and use of data? Describe how this software controls shared access.

Q: What four conditions are required for all types of databases?

What four conditions are required for all types of databases?

Q: Within a hierarchical database, what is the name for the built

Within a hierarchical database, what is the name for the built‐in linkages in data tables? Which data relationships can be contained in a hierarchical database?

Q: How is the primary key used in a relational database?

How is the primary key used in a relational database?

Q: What language is used to access data from a relational database?

What language is used to access data from a relational database? Why is the language advantageous when accessing data?

Q: Which type of database model has the most flexibility for querying?

Which type of database model has the most flexibility for querying? How does this flexibility assist management?

Q: What are the first three rules of normalization? What is meant

What are the first three rules of normalization? What is meant by the statement that the rules of normalization are additive?