A single transaction can be scanned in parallel by：（）A、 Sophos and McAfeeB、 Webroot and SophosC、 Webroot，Sophos and McAfeeD、 None of the above
A single transaction can be scanned in parallel by：（）
- A、 Sophos and McAfee
- B、 Webroot and Sophos
- C、 Webroot，Sophos and McAfee
- D、 None of the above
相关考题：
开始事务，提交事务，回滚事务的英语单词分别是：A.begin transaction , rollback transaction , commit transactionB.commit transaction , rollback transaction , begin transactionC.rollback transaction , begin transaction , commit transactionD.begin transaction , commit transaction , rollback transaction
Which method would you use to undo the changes made by a particular transaction without affecting the changes made by other transactions?() A. point-in-time recoveryB. execute the ROLLBACK command with transaction numberC. flashback the database to before the transaction was committedD. determine all the necessary undo SQL statements from FLASHBACK_TRANSACTION_QUERY and use them for recovery
WhichtwostatementsregardingtheFLASHBACK_TRANSACTION_QUERYviewarecorrect?() A.YoucanfindinformationaboutonlyactivetransactionsfromtheviewB.YoucanfindinformationaboutreadonlytransactionsfromtheviewC.YourequiretheSELECTANYTRANSACTIONsystemprivilegetoaccesstheviewD.YoucanfindinformationaboutbothactiveandcommittedtransactionsfromtheviewE.YourequiretheSELECTONFLASHBACK_TRANSACTION_QUERYobjectprivilegetoaccesstheview
用于提交和回滚事务的语句为（ ）。A.END TRANSACTION和ROLLBACK TRANSACTIONB.COMMIT TRANSACTION和ROLLBACK TRANSACTIONC.SAVE TRANSACTION和ROLLUP TRANSACTIOND.COMMIT TRANSACTION和ROLLUP TRANSACTION
A transaction is an action,or a series of actions,carried out by a single user or（ ）,that accesses or changes the contents of the database.A transaction should possess the four basic or so-called ACID properties:Atomicity.The“all or nothing”property.A transaction is an（ ）unit that is either performed in its entirety or is not performed at all.Consistency.A transaction must transform the database from one consistent state to another consistent state.Isolation.Transactions execute independently of one another.In other words,the partial effects of（ ）transactions should not be visible to other transactions.Durability.The effects of a successfully completed（committed）transaction are permanently recorded in the database and must not be lost because of a subsequent failure.The four properties above,only（请作答此空）property is the responsibility of the concurrency control subsystem to ensure.It is the responsibility of both the（ ）and the application developers to ensure consistency.To guarantee the Atomicity and Durability properties after a failure,a log file is needed.A.atomicityB.consistencyC.isolationD.durability
A transaction is an action,or a series of actions,carried out by a single user or（请作答此空）,that accesses or changes the contents of the database.A transaction should possess the four basic or so-called ACID properties:Atomicity.The“all or nothing”property.A transaction is an（ ）unit that is either performed in its entirety or is not performed at all.Consistency.A transaction must transform the database from one consistent state to another consistent state.Isolation.Transactions execute independently of one another.In other words,the partial effects of（ ）transactions should not be visible to other transactions.Durability.The effects of a successfully completed（committed）transaction are permanently recorded in the database and must not be lost because of a subsequent failure.The four properties above,only（ ）property is the responsibility of the concurrency control subsystem to ensure.It is the responsibility of both the（ ）and the application developers to ensure consistency.To guarantee the Atomicity and Durability properties after a failure,a log file is needed.A.application developerB.all usersC.application programD.DBMS
V5.x系统中，手工清除Sybase中zxcms数据库日志的SQL语句是（）A、dump transaction zxcms with no_logB、dump transaction zxcms with nologC、dump transaction zxcms with no-logD、drop transaction zxcms with nolog
下面关于Hibernate中Transaction的使用说法正确的是（）A、Transaction是可有可无的B、Transaction在做查询的时候是可有可无的C、Transaction在做修改的时候是可有可无的D、Transaction在做修改的时候是必须的
下面关于Hibernate中Transaction的使用说法正确的是（）。A、Transaction是可有可无的B、Transaction在做查询的时候是可选的C、Transaction在做删除的时候是可选的D、Transaction在做修改的时候是可选的
Which of the following describes how a distributed resumable transaction behaves？（） A、 The resumable setting on the initiating session determines the resumable conditions for the entire distributed transaction.B、 The resumable setting for the initiating instance determines the resumable conditions for the entire distributed transaction.C、 The resumable setting on the initiating session controls only that part of the transaction that occurs within the local instance； remote resumable settings determine the behavior of the distributed parts of the transaction.D、 None of the above.
Which method would you use to undo the changes made by a particular transaction without affecting the changes made by other transactions?（）A、point-in-time recoveryB、execute the ROLLBACK command with transaction numberC、flashback the database to before the transaction was committedD、determine all the necessary undo SQL statements from FLASHBACK_TRANSACTION_QUERY and use them for recovery
You are working on an Oracle Database 10g database. For which purposes would you use the Flashback Transaction Query feature？ （）A、 To recover a dropped table.B、 To recover a dropped schema.C、 To recover data from a truncated table.D、 To view changes made by all the transactions during a given period of time.E、 To view changes made by a single transaction during a given period of time.
What is the architectural benefit of keeping WebLogic Server transaction log in the database?（）A、Oracle does not allow replicating files between data centers, so keeping transaction log in database allows for replication.B、Many transactions in WebLogic are database centric, so keeping log in database makes Two Phase Commit protocol possible.C、It obviates the need to keep in sync two replication technologies (file and database) between data centers. The single replication technology is used for frequently changing data.D、Transaction log in a file system is extremely slow so it cannot be efficiently replicated.
You have an Exchange Server 2010 server that has a single mailbox database named DB1.You need to move the transaction log files of DB1.Which cmdlet should you run？（）A、Move-DatabasePathB、Move-MailboxC、Set-ExchangeServerD、Set-MailboxDatabase
You are designing a web service that will be hosted in Windows Azure. The web service will accept and store structured and semi-structured data. The web service must meet the following requirements： - Update all data within a single transaction. - Enforce the data structure for structured data within the data store. You need to recommend an approach for storing the data. What should you recommend？（）A、 Use Windows Azure Queues.B、 Use a single SQL Azure database.C、 Use a single Windows Azure Drive.D、 Use Windows Azure Table storage.
多选题You are working on an Oracle Database 10g database. For which purposes would you use the Flashback Transaction Query feature？ （）ATo recover a dropped table.BTo recover a dropped schema.CTo recover data from a truncated table.DTo view changes made by all the transactions during a given period of time.ETo view changes made by a single transaction during a given period of time.
单选题What is the architectural benefit of keeping WebLogic Server transaction log in the database?（）AOracle does not allow replicating files between data centers, so keeping transaction log in database allows for replication.BMany transactions in WebLogic are database centric, so keeping log in database makes Two Phase Commit protocol possible.CIt obviates the need to keep in sync two replication technologies (file and database) between data centers. The single replication technology is used for frequently changing data.DTransaction log in a file system is extremely slow so it cannot be efficiently replicated.
单选题Carlos paid $154.00 for two tickets to a concert. This price included a 25 percent handling fee for each ticket and a $2 transaction fee for the total sale. What was the price for a single ticket before the additional fees?A$95.00B$60.80C$57.50D$57.00E$38.00
单选题A single transaction can be scanned in parallel by：（）A Sophos and McAfeeB Webroot and SophosC Webroot，Sophos and McAfeeD None of the above
单选题Which method would you use to undo the changes made by a particular transaction without affecting the changes made by other transactions？（）A point-in-time recoveryB execute the ROLLBACK command with transaction numberC flashback the database to before the transaction was committedD determine all the necessary undo SQL statements from FLASHBACK_TRANSACTION_QUERY and use them for recovery
单选题Which of the following describes how a distributed resumable transaction behaves？（）A The resumable setting on the initiating session determines the resumable conditions for the entire distributed transaction.B The resumable setting for the initiating instance determines the resumable conditions for the entire distributed transaction.C The resumable setting on the initiating session controls only that part of the transaction that occurs within the local instance； remote resumable settings determine the behavior of the distributed parts of the transaction.D None of the above.
单选题You administer a SQL Server 2008 instance. You plan to deploy a new database that has the following capacity requirements: 275 GB for the database data file; 50 GB for the transaction log file. The storage array has six 100-GB disk drives available for the database. The disks are attached to a redundant array of independent disks (RAID) controller that supports RAID levels 0, 1, 5, and 10. The write performance of the transaction log needs to be maximized. The database and transaction log files must be protected in the event of a drive failure. You need to design the storage system. Which storage configuration should you use?（）AA single RAID 5 volumeBA single RAID 10 volumeCA RAID 0 volume and a RAID 5 volumeDA RAID 1 volume and a RAID 5 volume
单选题You are designing a web service that will be hosted in Windows Azure. The web service will accept and store structured and semi-structured data. The web service must meet the following requirements： - Update all data within a single transaction. - Enforce the data structure for structured data within the data store. You need to recommend an approach for storing the data. What should you recommend？（）A Use Windows Azure Queues.B Use a single SQL Azure database.C Use a single Windows Azure Drive.D Use Windows Azure Table storage.
单选题You are designing a Windows Azure application that will store data in two SQL Azure databases. The application will insert data in both databases as part of a single logical operation. You need to recommend an approach for maintaining data consistency across the databases. What should you recommend？（）A Execute database calls on parallel threads.B Wrap the database calls in a single transaction scope.C Use Microsoft Distributed Transaction Coordinator （MSDTC）.D Handle errors resulting from the database calls by using compensatory logic.
单选题You have an Exchange Server 2010 server that has a single mailbox database named DB1.You need to move the transaction log files of DB1.Which cmdlet should you run？（）AMove-DatabasePathBMove-MailboxCSet-ExchangeServerDSet-MailboxDatabase
多选题You work as a database administrator for Certkiller .com. In the middle of a transaction， a user session was abnormally terminated but the instance is still up and the database is open. Which two statements are true in this scenario？（）AEvent Viewer gives more details on the failure.BThe alert log file gives detailed information about the failure.CPMON rolls back the transaction and releases the locks.DSMON rolls back the transaction and releases the locks.EThe transaction is rolled back by the next session that refers to any of the blocks updates by the failed transaction.FData modified by the transaction up to the last commit before the abnormal termination is retained in the database.