Which of the following options best defines the Label-Based Access Control (LBAC) feature?

• A. DB2 LBAC lets you decide exactly who has write/read access to individual rows and columns by comparing the security labels between database objects and users.
• B. DB2 LBAC allows you to use labels to reference database objects by a short name instead of the full qualified name.
• C. DB2 LBAC is the DB2 authority in charge of issuing GRANT and REVOKE statements.
• D. DB2 LBAC monitors table data access and tables modifications made by database users.

What is a buffer pool in DB2?

• A. A buffer pool is a logical storage grouping composed of one or more containers.
• B. A buffer pool is an area of main memory that has been allocated by the database manager for the purpose of caching table and index data as it is read from the physical media.
• C. A buffer pool is a DB2 component that manages connections to databases.
• D. A buffer pool is a pool of connection buffers that increases performance of applications connecting to the DB2 server.

What is a table space in DB2?

• A. A table space is a logical storage grouping that can be composed of one or more containers.
• B. A table space is a space reserved for catalog tables and base table data.
• C. A table space is a DB2 component that manages access to databases.
• D. A table space is an area of main memory that has been allocated by the database manager for the purpose of caching table and index data as it is read from the physical media.

Which one of the following options is TRUE about High Availability and Disaster Recovery (HADR) feature?

• A. HADR allows up to two HADR standby databases.
• B. HADR allows up to three HADR standby databases.
• C. HADR allows up to four HADR standby databases.
• D. HADR allows up to five HADR standby databases.