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The most commonly used locking level in implementing concurrency control is at which of the following levels?A．databaseB．tableC．recordD．field

题目

The most commonly used locking level in implementing concurrency control is at which of the following levels?

A．database

B．table

C．record

D．field

相似考题

1.___endorsement is the simplest and the most commonly used form. of endorsement.A.blankB.restrictiveC.specialD.qualified

2._____ the engines, the diesel engine is ____ used engine on boardA.Between / more commonlyB.Among / the most commonlyC.Between / not more commonlyD.Among / not the most commonly

3.On a Cisco network, which of the following modes of flow control are commonly used to mitigate the effects of busy data networks?()A. Source Quench.B. Learning.C. Buffering.D. Windowing.E. Cut-Through.

4.Which three are properties of the MyISAM storage engine?()A.Transaction supportB.FULLTEXT indexing for text matchingC.Table and page level locking supportD.Foreign key supportE.Geospatial indexingF.HASH index supportG.Table level locking only

更多“The most commonly used locking level in implementing concurrency control is at which of th ”相关问题

  • 第1题：

    On a Cisco network, which of the following modes of flow control are commonly used to mitigate the effects of busy data networks?（）

    • A、Source Quench.
    • B、Learning.
    • C、Buffering.
    • D、Windowing.
    • E、Cut-Through.

    正确答案:A,C,D

  • 第2题：

    A site administrator is configuring Resource-level access control.  Which of the following statements about Resource-level access control are true？ Resource-level access control policies：（）

    • A、are optional
    • B、are used to protect data beans
    • C、provide coarse-grained access control
    • D、never specify a relationship

    正确答案:A,B

  • 第3题：

    The term "（）" is commonly used to name the work of the 17th - century writers who wrote under the influence of John Donne.


    正确答案:metaphysical poetry

  • 第4题：

    Which one of the following is the most commonly used layer 2 network device?（）

    • A、Hub
    • B、Bridge
    • C、Switch
    • D、Router
    • E、Repeaters
    • F、None of the above

    正确答案:C

  • 第5题：

    Which of the following protocols is commonly used for VoIP technology?（）

    • A、Telnet
    • B、SMTP
    • C、SIP
    • D、SNMP

    正确答案:C

  • 第6题：

    Which of the following is MOST commonly powered using PoE?（）

    • A、Routers
    • B、Switches
    • C、Laptops
    • D、Access points

    正确答案:D

  • 第7题：

    单选题
    Which of the following cabling would be MOST commonly used with digital volume controls？（）
    A

    Unshielded twisted pair

    B

    RJ-59

    C

    16/4 solid conductors

    D

    Speaker Wire


    正确答案： A
    解析： 暂无解析

  • 第8题：

    多选题
    Which two are valid locking levels that are used by transactions in an Oracle database？（）
    A

    row level

    B

    block level

    C

    object level

    D

    schema level

    E

    database level


    正确答案： D,A
    解析： 暂无解析

  • 第9题：

    多选题
    On a Cisco network, which of the following modes of flow control are commonly used to mitigate the effects of busy data networks?（）
    A

    Source Quench.

    B

    Learning.

    C

    Buffering.

    D

    Windowing.

    E

    Cut-Through.


    正确答案： E,B
    解析： 暂无解析

  • 第10题：

    多选题
    A site administrator is configuring Resource-level access control.  Which of the following statements about Resource-level access control are true？ Resource-level access control policies：（）
    A

    are optional

    B

    are used to protect data beans

    C

    provide coarse-grained access control

    D

    never specify a relationship


    正确答案： B,D
    解析： 暂无解析

  • 第11题：

    单选题
    Peck and Hale gear is used most commonly for securing（）.
    A

    automobiles

    B

    baled cargo

    C

    large wooden crates

    D

    palletized cargo


    正确答案： B
    解析： 暂无解析

  • 第12题：

    多选题
    Which three are properties of the MyISAM storage engine?（）
    A

    Transaction support

    B

    FULLTEXT indexing for text matching

    C

    Table and page level locking support

    D

    Foreign key support

    E

    Geospatial indexing

    F

    HASH index support

    G

    Table level locking only


    正确答案： D,A
    解析： 暂无解析

  • 第13题：

    Which of the following cabling would be MOST commonly used with digital volume controls？（）

    • A、Unshielded twisted pair
    • B、RJ-59
    • C、16/4 solid conductors
    • D、Speaker Wire

    正确答案:A

  • 第14题：

    Which two are valid locking levels that are used by transactions in an Oracle database？（）

    • A、row level
    • B、block level
    • C、object level
    • D、schema level
    • E、database level

    正确答案:A,C

  • 第15题：

    Which three benefits are realized by implementing Wireless LAN Solution Engine （WLSE）？（）

    • A、 improved WLAN security
    • B、 simplified AP deployment
    • C、 dynamic RF management
    • D、 on-demand location of rogue APs
    • E、 system-wide control of status and alarm monitoring
    • F、 automatic channel and power level adjustment

    正确答案:A,B,C

  • 第16题：

    Which of the following protocols is commonly used by ping?（）

    • A、SIP
    • B、ICMP
    • C、TFTP
    • D、ARP

    正确答案:B

  • 第17题：

    Which of the following connectors is MOST commonly used for UTP cable?（）

    • A、RJ-45
    • B、RJ-11
    • C、LC
    • D、SC

    正确答案:A

  • 第18题：

    Which three are properties of the MyISAM storage engine?（）

    • A、Transaction support
    • B、FULLTEXT indexing for text matching
    • C、Table and page level locking support
    • D、Foreign key support
    • E、Geospatial indexing
    • F、HASH index support
    • G、Table level locking only

    正确答案:B,E,G

  • 第19题：

    多选题
    Which three benefits are realized by implementing Wireless LAN Solution Engine （WLSE）？（）
    A

    improved WLAN security

    B

    simplified AP deployment

    C

    dynamic RF management

    D

    on-demand location of rogue APs

    E

    system-wide control of status and alarm monitoring

    F

    automatic channel and power level adjustment


    正确答案： C,E
    解析： 暂无解析

  • 第20题：

    单选题
    Hydraulic pumps most commonly used in steering systems are of the （）.
    A

    lobe type

    B

    screw type

    C

    axial piston type

    D

    volute type


    正确答案： C
    解析： 暂无解析

  • 第21题：

    单选题
    Which one of the following is the most commonly used layer 2 network device?（）
    A

    Hub

    B

    Bridge

    C

    Switch

    D

    Router

    E

    Repeaters

    F

    None of the above


    正确答案： C
    解析： 暂无解析

  • 第22题：

    单选题
    （） the engines, the diesel engine is（） used engine on board.
    A

    Between；more commonly

    B

    Among；the most commonly

    C

    Between；not more commonly

    D

    Among；not the most commonly


    正确答案： D
    解析： 暂无解析

  • 第23题：

    单选题
    NAS， SAN， and Tape library are MOST commonly used for which of the following？（）
    A

    System paging file

    B

    Virtual memory

    C

    GPU processing

    D

    Backup and file storage


    正确答案： C
    解析： 暂无解析

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