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IBM P2090-018 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Advanced Features Overview and Value Proposition | 40% | - High Availability Disaster Recovery (HADR) - Data partitioning - Workload Manager (WLM) - Temporal tables - Row and Column Access Control (RCAC/LBAC) |
| Product Overview | 20% | - DB2 10 new features - Product packaging and licensing |
| Fundamental Concepts and Tools | 40% | - Administration and development tools - DB2 security model - DB2 core architecture and memory/storage concepts - Basic administration tasks - Supported development interfaces and languages |
IBM Information Management DB2 10 Technical Mastery Test v3 Sample Questions:
Question 1
How does automatic storage work in DB2?
A. Automatic storage is a function of DB2 that allows tables to be backed up automatically on a set schedule.
B. Automatic storage allows automatic allocation of free space in memory for optimizing query execution.
C. Automatic storage is an option which is set when you create a DB2 database. It allows transactions that are executed to be automatically committed.
D. Automatic storage simplifies storage management by allowing you to specify storage paths where the database manager can place table space data.
Question 2
Which one of the following options is TRUE about High Availability and Disaster Recovery (HADR) feature?
A. HADR allows up to three HADR standby databases.
B. HADR allows up to five HADR standby databases.
C. HADR allows up to two HADR standby databases.
D. HADR allows up to four HADR standby databases.
Question 3
What is a table space in DB2?
A. A table space is a DB2 component that manages access to databases.
B. A table space is a logical storage grouping that can be composed of one or more containers.
C. A table space is a space reserved for catalog tables and base table data.
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.
Question 4
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. 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. LBAC allows you to protect access only to rows, while RCAC allows you to protect both rows and columns.
D. 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.
Solutions:
| Question 1 Answer: D | Question 2 Answer: A | Question 3 Answer: B | Question 4 Answer: B |
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