Which of the following types of databases are the most common? Workgroup Enterprise Personal Department TRUE ANSWER : ? YOUR ANSWER : ?
An enterprise database is which of the following? A database designed to support only users external to an organization A database designed to support an entire organization A database designed to support a single PC A database designed to support a relatively small group TRUE ANSWER : ? YOUR ANSWER : ?
A data warehouse uses: partial operational data. historical operational data. future operational data. health care data. TRUE ANSWER : ? YOUR ANSWER : ?
Data quality problems currently cost U.S. businesses some $60 million each year (Hudica, 2003). True False TRUE ANSWER : ? YOUR ANSWER : ?
Databases that contain historical and summarized information are usually called data warehouses. True False TRUE ANSWER : ? YOUR ANSWER : ?
A database application can perform which of the following activities? Add records Update records Read records All of these TRUE ANSWER : ? YOUR ANSWER : ?
Database management systems were first introduced in the 1950s. True False TRUE ANSWER : ? YOUR ANSWER : ?
Data administrators are responsible for: managing technical issues in the database environment. writing application programs. physical database design. overall management of data resources in an organization. TRUE ANSWER : ? YOUR ANSWER : ?
An extranet is which of the following? The use of Internet protocols with unlimited access to company data by the company's customers and suppliers. The use of Internet protocols with limited access to company data by people within an organization. The use of Internet protocols with unlimited access to company data by people within an organization. The use of Internet protocols with limited access to company data by the company's customers and suppliers. TRUE ANSWER : ? YOUR ANSWER : ?
A shared database should: provide for backup and recovery. be accurate and available. All of these be secure. TRUE ANSWER : ? YOUR ANSWER : ?