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OCA/OCP Oracle Database 11g All-in-One Exam Guide with CD-ROM : Exams 1Z0-051, 1Z0-052, 1Z0-053 by Bob Bryla, Roopesh Ramklass, John Watson

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CHAPTER 21The Resource Manager

Exam Objectives

In this chapter you will learn to

• 053.17.1 Understand the Database Resource Manager

• 053.17.2 Create and Use Database Resource Manager Components

Many computer systems will have several groups of users, each with different standards for the level of service they require. If the system as a whole is highly stressed, it may be impossible to deliver the desired level of service to all groups. But if a priority structure can be negotiated, then it should be possible to guarantee a certain level of service to certain groups—perhaps at the expense of other groups.

In a mainframe environment, the operating system itself handles allocating resources to tasks. A transaction processing (TP) monitor will ...

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