Which statements are true about logical structures of the Oracle database（） Each segment contains one or more extents.。 Multiple tablespaces can share a single data file。 A data block is the smallest unit of input/output （I/O） in data files.。 It is possible to have tablespaces of different block sizes in a database.。 Each data block in the database always corresponds to one operating system block。
103型分配阀局减阀弹簧自由高为（）。 35.5～34mm。 42.5～36.3mm。 52.5～48.3mm。 55.5～51.5mm。
What happens on failure of a pre or post event script？（） The error is logged and HA will continue processing。 If configured， a recovery command will be run to deal with the problem。 An event error is generated and 3 minutes later the cluster will enter config_too_long state。 An event error is generated and 6 minutes later the cluster will enter config_too_long state。
This question is the first in a series of questions that all present the same scenario. For your convenience, the scenario is repeated in each question. Each question presents a different goal and answer choices, but the text of the scenario is exactly the same in each question in this series. Start of repeated scenarioYou are an enterprise desktop support technician for Humongous Insurance. Active Directory ConfigurationThe company has two offices named Office1 and Office2. The network contains an Active Directory forest named humongousinsurance.com. An Active Directory site exists for each office. The sites are named Site1 and Site2. Server ConfigurationAll servers run Windows Server 2008 R2 and are joined to the domain. The relevant servers are configured as shown in the following table. The corporate security policy states that all domain controllers must have only the following roles. AD DSDNS serverDHCP server Network ConfigurationSite1 and Site2 connect to each other by using a WAN link. Client Computer ConfigurationAll client computers run Windows 7 Enterprise and are members of the domain. Some client computers are portable computers and some are desktop computers. The computers do not support hardware virtualization. All computers are configured to receive Windows Updates from WSUS1. Remote Access ConfigurationUsers can connect to NPAS1 from the Internet by using all of the VPN protocols that are supported by Windows Server 2008 R2. Fabrikam, Inc. is a customer of Humongous Insurance. Several Humongous Insurance users work at the Fabrikam office and access resources on the Humongous Insurance network by using direct VPN connections to NPAS1. Fabrikam contains several wireless access points. Application Configuration All computers in the finance department run a custom application suite named App1. Several users in the sales department install an application named App2. App2 runs as a service and logs on by using the credentials of the user who installed the application. End of repeated scenario Several users in the sales department report that their user accounts are locked out shortly after they change their user passwords. You need to minimize the number of account lockouts that occur after the users change their passwords. What should you instruct the users to do?（） Delete all entries from the Credential Manager vault.。 Change their passwords and then create a password reset disk.。 Change their passwords and then configure App2 to log on by using a service account.。 Change their passwords and then log off and log back on to their computers.。
双馈异步发电机的三种运行状态：（）为转子的机械转速（）发电机的同步转速；（）为转子的机械转速等于发电机的同步转速；（）为转子的机械转速（）发电机的同步转速。
You are managing an Oracle Database 11g database. You configured the database to run in ARCHIVELOGmode.
Which two statements are true in this scenario（）
