CONNECT / AS SYSDBA
CONNECT sys/admin AS SYSDBA
CONNECT sys/admin@mynewdb AS SYSDBA
CONNECT sys/change_on_install AS SYSDBA
第1题:
You are working on the 24X7 database with high transaction volume, to ensure faster instance recovery on your database you set the FAST_START_MTTR_TARGET initialization parameter to a very low value. What effect it will have on the database?()
第2题:
You are working on a database that must be functioning 24 hours a day, 7 days a week. The databaseis configured in ARCHIVELOG mode. Which two options do you have for performing user-managed backups()
第3题:
You are working on an Oracle Database 10g database. You enabled the Flashback Database feature. Which two statements regarding flashback logs are true? ()
第4题:
You are working on a database, where you have three redo log groups. When the database is down for a backup, an operating system (OS) user deletes all the redo log files in a group. What will happen when you open your database?()
第5题:
You have been recently hired as a database administrator. Your senior manager asks you to study the production database server and submit a report on the settings done by the previous DBA. While observing the server settings, you find that the following parameter has been set in the parameter file of the database: REMOTE_OS_AUTHENT = TRUE What could have been the reason to set this parameter as TRUE?()
第6题:
You are working as a DBA at NetFx Corporation. You discover that the SCOTT schema is deleted by mistake. You decide to flash the database back to the time when the schema existed. Which view will you query to determine the estimated size of the flashback data that you require for your current target retention?()
第7题:
In which two cases would you perform only consistent backup?()
第8题:
You are working on the APPDB database as a DB A. The database has a default Flashback Data Archive DFLA1 created on it. You issued the following command to drop the Flashback Archive FLA1: DROP FLASHBACK ARCHIVE fla1; What is the effect of this command?()
第9题:
You are working on an Oracle Database 10g database. Because of data loss, you decided to perform a Flashback Database operation using the following command: SQL> FLASHBACK DATABASE TO TIMESTAMP(SYSDATE ?5/24); Which two statements are true? ()
第10题:
You work as a network Exchange administrator at Company.com.The Company.com network currently consists of a single Active Directory forest containing a single site named KingSite1.The Company.com organization makes use of Microsoft Exchange Server 2010 as their messaging solution.Company.com has recently configured the mailbox server as members of a database availability group (DAG) with a public folder database. During the course of the business week you receive instruction from Company.com to create a new Active Directory site and install Exchange server in the site whilst ensuring the public folders are stored on servers in both sites. What should you do?()