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IBM P2090-018 Exam Syllabus Topics:

IBM Information Management DB2 10 Technical Mastery Test v3 Sample Questions:

1. With respect to DB2 security, what is authorization?

A) Authorization is the process where the DB2 database checks with Windows security to see if you have access to the DB2 database.
B) Authorization is a process that checks whether you have sufficient privileges to perform the desired database operation.
C) Authorization is the process where the DBA gathers information to see who will have access to the database.
D) Authorization is a process that validates that you are who you claim to be by verifying your user ID and password.

2. What is the DB2 Design Advisor?

A) The DB2 Design Advisor is a help desk facility that is available to all licensed DB2 owners that have paid their maintenance agreements with IBM. The tool is a web site that guides you through the design of your database, with the DBA responding to a series of questions. It produces a database schema that allows for quick database creation.
B) The DB2 Design Advisor is a tool that can help you improve your database workload performance. Given a set of SQL statements in a workload, the Design Advisor can generate recommendations to improve the performance of SQL execution.
C) The DB2 Design Advisor is a tool that automatically analyzes your running database and continuously makes changes to your database to give it peak performance.
D) The DB2 Design Advisor is a tool that can be used to automatically create tables based on a physical data diagram.

3. What is the DB2 Load utility?

A) 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.
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 can be used to load and create external functions in a DB2
database.
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.

4. Which of the following options best describes the differences between Label Based Access Control (LBAC) and Row and Column Access Control (RCAC)?

A) LBAC allows you to protect access only to rows, while RCAC allows you to protect both rows and columns.
B) 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.
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.

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