Oracle认证考试

What two are the prerequisites for enabling Flashback Database?（） (Choose two)A、The database must be in ARCHIVELOG modeB、The database must be in MOUNT EXCLUSIVE modeC、The database must be opened in RESTRICTED modeD、The database instance must be started in

题目

What two are the prerequisites for enabling Flashback Database?（） (Choose two)

  • A、The database must be in ARCHIVELOG mode
  • B、The database must be in MOUNT EXCLUSIVE mode
  • C、The database must be opened in RESTRICTED mode
  • D、The database instance must be started in the NOMOUNT state
  • E、The database instance must have the keep buffer pool defined
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相似问题和答案

第1题：

You are managing a 24*7 database. The backup strategy for the database is to perform user－managedbackups.Identify two prerequisites to perform the backups. (Choose two.)()

A. The database must be opened in restricted mode.

B. The database must be configured to run in ARCHIVELOG mode.

C. The tablespaces are required to be in backup mode before taking the backup.

D. The tablespaces are required to be in read-only mode before taking the backup


参考答案：B, C

第2题：

What are two types of WebView monitoring statistics on the WX／WXC platforms?() (Choose two.)

A.LAN

B.QoS

C.traffic

D.IPSec


参考答案：B, C

第3题：

What two are the prerequisites for enabling Flashback Database?()

A. The database must be in ARCHIVELOG mode

B. The database must be in MOUNT EXCLUSIVE mode

C. The database must be opened in RESTRICTED mode

D. The database instance must be started in the NOMOUNT state

E. The database instance must have the keep buffer pool defined


参考答案：A, B

第4题：

What must an administrator do in order to successfully configure a VLAN trunk between two switches?（）

  • A、Set each end of the trunk line to IEEE 802.1Q encapsulation.
  • B、Set the same VTP management domain name on both switches.
  • C、Set all ports on the two switched as access ports.
  • D、Configure one of the two switches as a VTP server.
  • E、Connect the two switches using a rollover cable.
  • F、Use a router to forward VTP traffic between the VLANs.

正确答案:B,D

第5题：

What are the two functions of intonation?
It indicates grammatical meaning in much the same way as punctuation does in the written language. It can also indicate the speaker’s attitude. In some cases, both grammatical meaning and attitude are conveyed by the intonation pattern alone.
略

第6题：

Which two are prerequisites for performing a flashback transaction?()

A. Flashback Database must be enabled.

B. Undo retention guarantee for the database must be configured.

C. EXECUTE privilege on the DBMS_FLASHBACK package must be granted to the user flashing back transaction.

D. Supplemental logging must be enabled.

E. Recycle bin must be enabled for the database.

F. Block change tracking must be enabled tor the database.


参考答案：B, C

第7题：

What must an administrator do in order to successfully configure a VLAN trunk between two switches?()

A. Set each end of the trunk line to IEEE 802.1Q encapsulation.

B. Set the same VTP management domain name on both switches.

C. Set all ports on the two switched as access ports.

D. Configure one of the two switches as a VTP server.

E. Connect the two switches using a rollover cable.

F. Use a router to forward VTP traffic between the VLANs.


参考答案：B, D

第8题：

Which are the two prerequisites before setting up Flashback Data Archive? ()(Choose two.)

A. Flash recovery area must be defined

B. Undo retention guarantee must be enabled.

C. Database must be running in archivelog mode.

D. Automatic undo management must be enabled.

E. The tablespace in which the Flashback Data Archive is created must have automatic segment space Management (ASSM).


参考答案：D, E

第9题：

Before a Diffie-Hellman exchange may begin， the two parties involved must agree on what？（）

  • A、Two secret keys
  • B、Two nonsecret keys
  • C、Two secret numbers
  • D、Two nonsecret numbers

正确答案:D

第10题：

---“（）” ---“Two degrees on starboard.”

  • A、What rudder?
  • B、How is the heading?
  • C、How answer?
  • D、What course?

正确答案:A

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