The most common source of database failures in an organization is the failure to implement a strong database administration function. True False TRUE ANSWER : ? YOUR ANSWER : ?
Metadata enables database designers and users to do all of the following except: what the fine distinctions are between similar data items. what the data mean. understand what data exist. sample data. TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following types of databases are the most common? Personal Workgroup Department Enterprise TRUE ANSWER : ? YOUR ANSWER : ?
All enterprise resource planning (ERP) systems are heavily dependent on databases to store the data required by the ERP applications. True False TRUE ANSWER : ? YOUR ANSWER : ?
The source of the data is sometimes called the system of record. False True TRUE ANSWER : ? YOUR ANSWER : ?
Databases that contain historical and summarized information are usually called data warehouses. True False TRUE ANSWER : ? YOUR ANSWER : ?
An enterprise data model is: a graphical model that shows the high-level entities for an organization. a graphical model that shows all entities for an organization. a non-graphical model that shows the all entities for an organization. a non-graphical model that shows the high-level entities for an organization. TRUE ANSWER : ? YOUR ANSWER : ?
A database management system (DBMS) is a: software system used to create, maintain, and provide uncontrolled access to a database. hardware system used to create, maintain, and provide controlled access to a database. hardware system used to create, maintain, and provide uncontrolled access to a database. software system used to create, maintain, and provide controlled access to a database. TRUE ANSWER : ? YOUR ANSWER : ?
Structured data may include which of the following? Photo image Video clip Dates None of these TRUE ANSWER : ? YOUR ANSWER : ?
A workgroup typically comprises between 25 and 100 persons. True False TRUE ANSWER : ? YOUR ANSWER : ?