Database management systems were first introduced in the 1950s. False True TRUE ANSWER : ? YOUR ANSWER : ?
A database management system (DBMS) is a: software system used to create, maintain, and provide controlled access to a database. hardware system used to create, maintain, and provide controlled access to a database. software system used to create, maintain, and provide uncontrolled access to a database. hardware system used to create, maintain, and provide uncontrolled access to a database. TRUE ANSWER : ? YOUR ANSWER : ?
All enterprise resource planning (ERP) systems are heavily dependent on databases to store the data required by the ERP applications. False True TRUE ANSWER : ? YOUR ANSWER : ?
An extranet is which of the following? The use of Internet protocols with limited access to company data by the company's customers and suppliers. 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. TRUE ANSWER : ? YOUR ANSWER : ?
Legacy data is which of the following? Data contained in a file system Data contained by a system used prior to the installation of a new system Data contained in a newly-installed system Data rejected during the installation of a new system TRUE ANSWER : ? YOUR ANSWER : ?
A data warehouse uses: historical operational data. partial operational data. health care data. future operational data. TRUE ANSWER : ? YOUR ANSWER : ?
A shared database should: be accurate and available. provide for backup and recovery. All of these be secure. TRUE ANSWER : ? YOUR ANSWER : ?
The source of the data is sometimes called the system of record. True False TRUE ANSWER : ? YOUR ANSWER : ?
The primary mechanism for providing context for data is metadata. True False TRUE ANSWER : ? YOUR ANSWER : ?
The most common source of database failures in an organization is the failure to implement a strong database administration function. False True TRUE ANSWER : ? YOUR ANSWER : ?