TAILIEUCHUNG - OCA /OCP Oracle Database 11g A ll-in-One Exam Guide- P63

OCA /OCP Oracle Database 11g A ll-in-One Exam Guide- P63:There is an ever increasing demand for staff with IT industry certification. The benefits to employers are significant—they can be certain that staff have a certain level of competence—and the benefits to the individuals, in terms of demand for their services, are equally great. Many employers are now requiring technical staff to have certifications, and many IT purchasers will not buy from firms that do not have certified staff. | OCA OCP Oracle Database 11g All-in-One Exam Guide 576 8. 0 A. This is the correct sequence. 0 B C D and E. B C and D are wrong because enabling archiving is not necessary it will occur automatically . E is wrong because a backup is a necessary part of the procedure. 9. 0 A and C. These are the two conditions. 0 B and D. While these are certainly good practice they are not requirements. 10. 0 C. Once all the online log files need archiving DML commands will be blocked. 0 A B and D. A is wrong because the instance will remain open. B is wrong because only sessions that attempt DML will hang those running queries can continue. D is wrong because this cannot happen automatically. CHAPTER Back Up with RMAN Exam Objectives In this chapter you will learn to Create Consistent Database Backups Back Up Your Database Without Shutting It Down Create Incremental Backups Automate Database Backups Manage Backups View Backup Reports and Monitor the Flash Recovery Area Define Apply and Use a Retention Policy Create Image File Backups Create a Whole Database Backup Enable Fast Incremental Backup Create Duplex Backups and Back Up Backup Sets Create an Archival Backup for Long-Term Retention Create a Multisection Compressed and Encrypted Backup Report on and Maintain Backups Configure Backup Settings Allocate Channels to Use in Backing Up Configure Backup Optimization 577 OCA OCP Oracle Database 11g All-in-One Exam Guide 578 Oracle s recommended backup and recovery tool is RMAN the Recovery Manager. Using RMAN is not compulsory Oracle Corporation still supports backups created with operating system utilities as described in Chapter 18 but RMAN has functionality that is simply not available with other products. It is possible to use RMAN out of the box but most DBAs will need the more advanced facilities and will carry out a considerable amount of .

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