Concurrency control is important for which of the following reasons?
A. To ensure data integrity when updates occur to the database in a multiuser environment
B. To ensure data integrity when updates occur to the database in a single-user environment
C. To ensure data integrity while reading data occurs to the database in a multiuser environment
D. To ensure data integrity while reading data occurs to the database in a single-user environment
Answer: Option A
This Question Belongs to Database >> Data And Database Administration
Poor data administration can lead to which of the following?
A. A single definition of the same data entity
B. Familiarity with existing data
C. Missing data elements
D. All of the above
A traditional data administrator performs which of the following roles?
A. Tune database performance
B. Establish backup and recovery procedures
C. Resolve data ownership issues
D. Protect the security of the database
A. Data modeling
B. Database design
C. Metadata
D. All of the above
Which of the following is part of an administrative policy to secure a database?
A. Authentication policies
B. Limiting particular areas within a building to only authorized people
C. Ensure appropriate responses rates are in external maintenance agreements
D. All of the above
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