CMS专题

多选题Which two statements are true about InnoDB auto-increment locking?（）AThe auto-increment lock can be a table-level lockBInnoDB never uses table-level locksCSome settings for innodb_autoinc_lock_mode can help reduce lockingDInnoDB always protects auto-in

题目
多选题
Which two statements are true about InnoDB auto-increment locking?（）
A

The auto-increment lock can be a table-level lock

B

InnoDB never uses table-level locks

C

Some settings for innodb_autoinc_lock_mode can help reduce locking

D

InnoDB always protects auto-increment updates with a table-level lock

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相似问题和答案

第1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2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3题：

The user SYS creates a job by using the following command:Which two statements are true about the job that was created by the preceding command?()

A. The job is enabled by default after creation

B. The job is automatically dropped after the end date

C. The job executes with the privileges of the user SYS

D.


参考答案：B, C

第4题：

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

  • A、It performs switching decisions and forwarding for the VEM
  • B、It can be run on a virtual machine
  • C、It can be used for remote VEM switching Iine cards

正确答案:B,C

第5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
  • D、They are initiated by the LAC

正确答案:A,D

第6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7题：

Which two statements about VACLs on Cisco Nexus 7000 Series Switches are true？ （）

  • A、 A single VACL can be shared across two or more VDCs.
  • B、 Use of VACLs requires no special license to be installed.
  • C、 VACLs make use of IP or MAC ACLs.
  • D、 Only options drop and forward are permitted.

正确答案:B,C

第8题：

Which two statements are true about InnoDB auto－increment locking?()

A.The auto-increment lock can be a table-level lock

B.InnoDB never uses table-level locks

C.Some settings for innodb_autoinc_lock_mode can help reduce locking

D.InnoDB always protects auto-increment updates with a table-level lock


参考答案：A, C

第9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10题：

Which two statements about static NAT translations are true?（）

  • A、They are always present in the NAT table.
  • B、They allow connection to be initiated from the outside.
  • C、They can be configured with access lists, to allow two or more connections to be initiated from the outside.
  • D、They require no inside or outside interface markings because addresses are statically defined.

正确答案:A,B

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