单选题Weekly backups of the system are done on Sundays, and daily backups are done the rest of the week. Which of following backup methods were used if the system crashes on Friday and only requires two backup sets to recover the system?（）A Incremental and s

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单选题

Weekly backups of the system are done on Sundays, and daily backups are done the rest of the week. Which of following backup methods were used if the system crashes on Friday and only requires two backup sets to recover the system?（）

Incremental and snapshot

Full and differential

Full and incremental

Differential and incremental

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第1题

Once environmental damage( )，it takes many years for the system to recover. A.has doneB.is to doC.doesD.is done

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第2题

public class A extends Thread { A（） { setDaemon（true）； } public void run（） { （new B（））.start（）； try { Thread.sleep（60000）； } catch （InterruptedException x） {} System.out.println（“A done”）； } class B extends Thread { public void run（） { try { Thread.sleep（60000）； } catch （InterruptedException x） {} System.out.println（“B done”）； } } public static void main（String[] args） { （new A（））.start（）； } } What is the result？（） A、 A doneB、 B doneC、 A done B doneD、 B done A doneE、 There is no exception that the application will print anything.F、 The application outputs “A done” and “B done”， in no guaranteed order.

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第3题

Weekly backups of the system are done on Sundays， and daily backups are done the rest of the week. Which of following backup methods were used if the system crashes on Friday and only requires two backup sets to recover the system？（）A、 Incremental and snapshotB、 Full and differentialC、 Full and incrementalD、 Differential and incremental

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第4题

A company backs up their data using daily， weekly， and monthly tape backups. The weekly backups are also known as which of the following？（）A、SonB、FatherC、GrandfatherD、Great-grandfather

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第5题

According to the datasheet published on the IBM website， the TS7610 ProtecTIER ApplianceExpress is ideal for：（）A、weekly full backups of 5 TB or lessB、weekly full backups of 3 TB or lessC、weekly full backups of 1.5 TB or lessD、daily incremental backups of 3 TB or less

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第6题

What are the directory details of Relational Database backup files created by IBM Tivoli Access Manager for Enterprise Single Sign-On V8.0.1 housekeeping？（）A、The directory must exist with one subdirectory （general）.B、The directory must exist with two subdirectories （daily， weekly）.C、The directory must exist with three subdirectories （daily， weekly， monthly）.D、The directory must exist with four subdirectories （general， daily， weekly， monthly）.

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第7题

Due to operational commitments， a system has a very short backup window during the week， but is not used from Saturday morning through Sunday at Midnight. Which of the following minimizes backup and recovery time， while providing complete data restore coverage （）A、Full backups every month， daily incremental backupsB、Full backups every month， daily differential backupsC、Full backup Saturday night， incremental backups the rest of the weekD、Full backup Saturday night， differential backups the rest of the week

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Weekly backups of the system are done on Sundays, and daily

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