A shared database should: All of these provide for backup and recovery. be accurate and available. be secure. TRUE ANSWER : ? YOUR ANSWER : ?
A database application can perform which of the following activities? Update records Read records All of these Add records TRUE ANSWER : ? YOUR ANSWER : ?
Stored representations of objects and events that have meaning and importance in the user's environment are known as a database. False True TRUE ANSWER : ? YOUR ANSWER : ?
Some advantages of the database approach include all, but: program-data dependency. improved data sharing. minimal data redundancy. improved data consistency. TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following types of databases are the most common? Enterprise Department Workgroup Personal TRUE ANSWER : ? YOUR ANSWER : ?
Databases that contain historical and summarized information are usually called data warehouses. True False TRUE ANSWER : ? YOUR ANSWER : ?
Data descriptions are stored in a central location called the depository. False True TRUE ANSWER : ? YOUR ANSWER : ?
The source of the data is sometimes called the system of record. False True TRUE ANSWER : ? YOUR ANSWER : ?
Duplicate data often results in loss of data integrity because: Neither A & Both A & data values may not agree. the data formats may be inconsistent. TRUE ANSWER : ? YOUR ANSWER : ?
A data warehouse uses: partial operational data. health care data. historical operational data. future operational data. TRUE ANSWER : ? YOUR ANSWER : ?