Oracle认证考试

Which two statements are true when row archival management is enabled?（）A、The ORA_ARCHIVE_STATE column visibility is controlled by the ROW ARCHIVAL VISIBILITY session parameter.B、The ORA_ARCHIVE_STATE column is updated manually or by a program that could

题目

Which two statements are true when row archival management is enabled?（）

  • A、The ORA_ARCHIVE_STATE column visibility is controlled by the ROW ARCHIVAL VISIBILITY session parameter.
  • B、The ORA_ARCHIVE_STATE column is updated manually or by a program that could reference activity tracking columns, to indicate that a row is no longer considered active.
  • C、The ROW ARCHIVAL VISIBILITY session parameter defaults to active rows only.
  • D、The ORA_ARCHIVE_STATE column is visible if referenced in the select list of a query.
  • E、The ORA_ARCHIVE_STATE column is updated automatically by the Oracle Server based on activity tracking columns, to Indicate that a row is no longer considered active.
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相似问题和答案

第1题：

Referring to the exhibit, which two statements are true?()

A. The route 192.168.1.0/25 is accepted

B. The route 192.168.2.0/24 is accepted

C. OSPF routes will be exported into RIP

D. RIP routes will be exported into OSPF


参考答案：A, D

第2题：

Which two statements regarding symmetric key encryption are true?() (Choose two.)

A. The same key is used for encryption and decryption.

B. It is commonly used to create digital certificate signatures.

C. It uses two keys: one for encryption and a different key for decryption.

D. An attacker can decrypt data if the attacker captures the key used for encryption.


参考答案：A, D

第3题：

Which two statements are true about pool－based source NAT? ()(Choose two.)

A. PAT is not supported.

B. PAT is enabled by default.

C. It supports the address-persistent configuration option.

D. It supports the junos-global configuration option.


参考答案：B, C

第4题：

Which two statements are true about traffic shaping？（）

  • A、Out-of-profile packets are queued.
  • B、It causes TCP retransmits.
  • C、Marking/remarking is not supported.
  • D、It does not respond to BECN and ForeSight Messages.
  • E、It uses a single/two-bucket mechanism for metering.

正确答案:A,C

第5题：

Which two statements are true regarding L2TP? ()(Choose two.)

A. Tunnels are initiated by the LAC

B. Tunnels are initiated by the LNS

C. By default, subscriber authentication occurs on the LNS

D. By default, subscriber authentication occurs on the LAC


参考答案：A, C

第6题：

Which two statements are true with regard to policy ordering? ()(Choose two.)

A. The last policy is the default policy, which allows all traffic.

B. The order of policies is not important.

C. New policies are placed at the end of the policy list.

D. The insert command can be used to change the order.


参考答案：C, D

第7题：

Which two statements are true about precedence values in policy?() (Choose two.)

A. 1 is the default precedence.

B. A lower number is preferred.

C. A higher number is preferred.

D. 100 is the default precedence.


参考答案：B, D

第8题：

Which two statements are true about AH?() (Choose two.)

A. AH provides data integrity.

B. AH is identified by IP protocol 50.

C. AH is identified by IP protocol 51.

D. AH cannot work in conjunction with ESP


参考答案：A, C

第9题：

Which two statements are true about L2TP tunnels?（） (Choose two.)

  • A、Traffic is clear text
  • B、Traffic is encrypted 
  • C、They are initiated by the LNS
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正确答案:A,D

第10题：

Which two statements about the Cisco Nexus 1000V VSM are true?（）

  • A、It performs switching decisions and forwarding for the VEM
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正确答案:B,C

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