質問 1：
The DB2 Storage Optimization feature allows you to save storage by compressing your database data. Which one of the following types of compression is new in DB2 10?
A. Adaptive Compression
B. Temporary Tables Compression
C. Classic Row Compression
D. Declared Global Temporary Tables Compression
正解：A
質問 2：
Which DB2 licensing type is based on the number of users allowed to access the data server?
A. Authorized User (AU) licensing
B. Per Server licensing
C. Sub-capacity licensing
D. PVU (Processor Value Unit) licensing
正解：A
質問 3：
Which of the following options best describes the differences between Label Based Access Control (LBAC) and Row and Column Access Control (RCAC)?
A. With RCAC users do not get an error when accessing protected data, while with LBAC users can get an error if they don't have the necessary credentials to access a LBAC protected column.
B. LBAC allows you to protect access only to rows, while RCAC allows you to protect both rows and columns.
C. RCAC returns the data based on what is being asked (data centric), while LBAC returns data based on who is asking what (user centric). Users with DATAACCESS authority are exempt from the Row and Column Access Control rules.
D. RCAC is a fixed label security model designed for the US government while LBAC is a general purpose security model best suited for commercial customers.
正解：A
質問 4：
What is the DB2 Load utility?
A. The DB2 Load utility can be used to load and create external functions in a DB2
database.
B. The DB2 Load utility is a high-speed, low-level, data loading utility that loads data into a DB2 database.
C. The DB2 Load utility is a tool that allows you to directly transfer data and objects from another database into the one you are currently working with.
D. The DB2 Load utility is a tool that stores all scripts that are required to create the database. It does not load data, but just loads the database metadata that was exported for a site backup.
正解：B
The DB2 Storage Optimization feature allows you to save storage by compressing your database data. Which one of the following types of compression is new in DB2 10?
A. Adaptive Compression
B. Temporary Tables Compression
C. Classic Row Compression
D. Declared Global Temporary Tables Compression
正解：A
質問 2：
Which DB2 licensing type is based on the number of users allowed to access the data server?
A. Authorized User (AU) licensing
B. Per Server licensing
C. Sub-capacity licensing
D. PVU (Processor Value Unit) licensing
正解：A
質問 3：
Which of the following options best describes the differences between Label Based Access Control (LBAC) and Row and Column Access Control (RCAC)?
A. With RCAC users do not get an error when accessing protected data, while with LBAC users can get an error if they don't have the necessary credentials to access a LBAC protected column.
B. LBAC allows you to protect access only to rows, while RCAC allows you to protect both rows and columns.
C. RCAC returns the data based on what is being asked (data centric), while LBAC returns data based on who is asking what (user centric). Users with DATAACCESS authority are exempt from the Row and Column Access Control rules.
D. RCAC is a fixed label security model designed for the US government while LBAC is a general purpose security model best suited for commercial customers.
正解：A
質問 4：
What is the DB2 Load utility?
A. The DB2 Load utility can be used to load and create external functions in a DB2
database.
B. The DB2 Load utility is a high-speed, low-level, data loading utility that loads data into a DB2 database.
C. The DB2 Load utility is a tool that allows you to directly transfer data and objects from another database into the one you are currently working with.
D. The DB2 Load utility is a tool that stores all scripts that are required to create the database. It does not load data, but just loads the database metadata that was exported for a site backup.
正解：B
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