P2090-018 by IBM Actual Free Exam Q&As

What is the DB2 Design Advisor?

A. 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.
B. 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.
C. 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.
D. The DB2 Design Advisor is a tool that can be used to automatically create tables based on a physical data diagram.

Answer : C

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

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

Answer : D

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

A. DB2 LBAC allows you to use labels to reference database objects by a short name instead of the full qualified name.
B. 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.
C. DB2 LBAC monitors table data access and tables modifications made by database users.
D. DB2 LBAC is the DB2 authority in charge of issuing GRANT and REVOKE statements.

Answer : B

Which of the following is TRUE about PL/SQL support in DB2?

A. The DB2 compiler can process PL/SQL statements and create the required objects in the database. The PL/SQL support is enabled by setting the DB2_COMPATIBILITY_VECTOR registry variable.
B. DB2 requires third party software to execute PL/SQL statements.
C. You can only execute PL/SQL statements using the CLPPIus interface.
D. PL/SQL support is only enabled when using federation to access other vendor databases.

Answer : A

Which one of the following options is correct about the differences between the IMPORT and INGEST utilities?

A. The IMPORT utility is now deprecated and INGEST is the recommended alternative.
B. The IMPORT utility can perform lightweight transformations on the data being processed. The INGEST utility cannot transform data.
C. The INGEST is capable of transforming and streaming data from files and pipes at high speeds into DB2 tables. The IMPORT utility cannot transform the data.
D. The IMPORT utility can import data into a database, while the INGEST can only create database objects based on a script file.

Answer : C

IBM P2090-018 - IBM Information Management DB2 10 Technical Mastery Test v3 Exam