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单选题Routing convergence time is which of the following？（）A Time required for a VPN connection to occurB Time required by protocols to update their forwarding tables after changes have occurredC Time required for an IDS to detect suspicious softwareD Time r

题目
单选题
Routing convergence time is which of the following？（）
A

Time required for a VPN connection to occur

B

Time required by protocols to update their forwarding tables after changes have occurred

C

Time required for an IDS to detect suspicious software

D

Time required by switch ports to update their link status and transition to the forwarding state

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更多“单选题Routing convergence time is which of the following？（）A Time required for a VPN connection to occurB Time required by protocols to update their forwarding tables after changes have occurredC Time required for an IDS to detect suspicious softwareD Time r”相关问题

  • 第1题：

    What best describes processing delay？（）

    • A、the time required from receipt of the incoming frame， until the frame/packet has been queued for transmission
    • B、the time taken for a single packet to traverse the physical medium from one end to the other
    • C、the time taken to place a frame on the physical medium for transport
    • D、the time spent for a packet to reside in the output queue of a router

    正确答案:A

  • 第2题：

    Which of the following is a benefit of having a Solution Assurance？（）

    • A、The need to involve solution experts is removed
    • B、Financial justification of the proposal is enhanced
    • C、Time required to design a solution is decreased
    • D、Complex solutions are simplified considerably

    正确答案:B

  • 第3题：

    Which typical enterprise campus requirement ensures that the network supports the required applications and that data flows within the required time frames？（）

    • A、 availability
    • B、 performance
    • C、 functionality
    • D、 manageability

    正确答案:C

  • 第4题：

    A system administrator needs to upgrade the Oracle database from Version 7 to Version 8.  Which of the following scheduling concerns should be considered?（）

    • A、Schedule enough down time to backup, upgrade and reboot. 
    • B、Backup, upgrade, then schedule enough down time to reboot the system.
    • C、Backup, then schedule enough down time to upgrade and reboot the system. 
    • D、There are no scheduling concerns because no down time is required.

    正确答案:A

  • 第5题：

    Which of the following restrictions are not true with respect to tablespace point-in-time recovery？（）

    • A、 The target database must be in NOARCHIVELOG mode.
    • B、 No backup is required of the database before you perform a TSPITR.
    • C、 You must have all archived redo logs generated since the last backup up to the point to which you want to restore the transport set.
    • D、 If you rename a tablespace， you can not perform a TSPITR to any point in time before that rename operation occurred.
    • E、 If you have tables in tablespace_1 that have associated constraints in tablespace_2，then you must transport both tablespaces.

    正确答案:A,B

  • 第6题：

    单选题
    Which typical enterprise campus requirement ensures that the network supports the required applications and that data flows within the required time frames？（）
    A

     availability

    B

     performance

    C

     functionality

    D

     manageability


    正确答案： A
    解析： 暂无解析

  • 第7题：

    单选题
    Routing convergence time is which of the following？（）
    A

    Time required for a VPN connection to occur

    B

    Time required by protocols to update their forwarding tables after changes have occurred

    C

    Time required for an IDS to detect suspicious software

    D

    Time required by switch ports to update their link status and transition to the forwarding state


    正确答案： C
    解析： 暂无解析

  • 第8题：

    单选题
    When an Enterprise Campus network designer is addressing the merger of two companies with different IGPs， which of the following is considering a super routing design？（）
    A

     Eliminate the management and support for redistribution by choosing and cutting over to asingle IGP at the time of merger

    B

     Maintain distinct pockets across a moving boundary of routing protocols， redistributing betweenthem

    C

     Manipulate the administrative distance of the different IGPs to be equal throughout the network

    D

     Leave the IGPs independent without redistribution wherever communication between companyentities is not required


    正确答案： B
    解析： 暂无解析

  • 第9题：

    单选题
    What best describes processing delay？（）
    A

    the time required from receipt of the incoming frame， until the frame/packet has been queued for transmission

    B

    the time taken for a single packet to traverse the physical medium from one end to the other

    C

    the time taken to place a frame on the physical medium for transport

    D

    the time spent for a packet to reside in the output queue of a router


    正确答案： B
    解析： 暂无解析

  • 第10题：

    单选题
    A system must be upgraded from AIX 5.1 to 5.2.  Which of the following scheduling processes should be performed? （）
    A

     Schedule enough down time to backup, upgrade and reboot. 

    B

     Backup, upgrade, then schedule enough down time to reboot the system. 

    C

     Backup, then schedule enough down time to upgrade and reboot the system. 

    D

     No scheduling processes are necessary because no down time is required.


    正确答案： A
    解析： 暂无解析

  • 第11题：

    单选题
    Which topic is NOT required to be discussed at the pre-transfer conference?（）
    A

    Identity of the product to be transferred

    B

    Details of transferring and receiving systems

    C

    Emergency shutdown procedures

    D

    Estimated time of finishing cargo


    正确答案： A
    解析： 暂无解析

  • 第12题：

    单选题
    The period of a lighted aid to navigation refers to the（）.
    A

    date of construction or establishment

    B

    length of time between flashes of the light

    C

    time required for the longest flash of each cycle

    D

    time required for the light to complete each cycle


    正确答案： D
    解析： 暂无解析

  • 第13题：

    Routing convergence time is which of the following？（）

    • A、Time required for a VPN connection to occur
    • B、Time required by protocols to update their forwarding tables after changes have occurred
    • C、Time required for an IDS to detect suspicious software
    • D、Time required by switch ports to update their link status and transition to the forwarding state

    正确答案:B

  • 第14题：

    When an Enterprise Campus network designer is addressing the merger of two companies with different IGPs， which of the following is considering a super routing design？（）

    • A、 Eliminate the management and support for redistribution by choosing and cutting over to asingle IGP at the time of merger
    • B、 Maintain distinct pockets across a moving boundary of routing protocols， redistributing betweenthem
    • C、 Manipulate the administrative distance of the different IGPs to be equal throughout the network
    • D、 Leave the IGPs independent without redistribution wherever communication between companyentities is not required

    正确答案:B

  • 第15题：

    A system must be upgraded from AIX 5.1 to 5.2.  Which of the following scheduling processes should be performed? （）

    • A、 Schedule enough down time to backup, upgrade and reboot. 
    • B、 Backup, upgrade, then schedule enough down time to reboot the system. 
    • C、 Backup, then schedule enough down time to upgrade and reboot the system. 
    • D、 No scheduling processes are necessary because no down time is required.

    正确答案:A

  • 第16题：

    You performed an incomplete recovery on your Oracle Database 10g database using the following command：   SQL> RECOVER DATABASE  2 UNTIL TIME ’2004-08-05：12：10：03’ 3 USING BACKUP CONTROLFILE；  In which situation would the above recovery be required？（）

    • A、 A user table was lost at the specified time.
    • B、 A redo log file was lost at the specified time.
    • C、 The backup control file is on a faster disk than the current one.
    • D、 The current control file has a different path compared with the intended time of recovery.
    • E、 The current control file does not match the physical structure of the database at the intended time of recovery.

    正确答案:E

  • 第17题：

    In which three situations is incomplete recovery required？（）

    • A、After a shutdown abort.
    • B、When recovering to an SCN.
    • C、When recovering until a specific time.
    • D、When a required archived log is missing.

    正确答案:B,C,D

  • 第18题：

    单选题
    According to the passage, under the great pressure of life, many women _____.
    A

    will do a part-time job along with the full-time job

    B

    would rather stay at home than apply for a part-time position

    C

    would be fired if they can not finish the job quickly

    D

    will agree to have their working hours shortened if required


    正确答案： C
    解析：
    由文章第二段倒数第二句，“thousands of women…work in service-sector jobs”，可知现在的女性会做两份或两份以上的兼职来生存下去。所以，在正常工作之余她们还要去做更多的工作。A选项正是此意。B，C，D选项无关。

  • 第19题：

    多选题
    In which three situations is incomplete recovery required？（）
    A

    After a shutdown abort.

    B

    When recovering to an SCN.

    C

    When recovering until a specific time.

    D

    When a required archived log is missing.


    正确答案： D,C
    解析： 暂无解析

  • 第20题：

    多选题
    Which of the following restrictions are not true with respect to tablespace point-in-time recovery？（）
    A

    The target database must be in NOARCHIVELOG mode.

    B

    No backup is required of the database before you perform a TSPITR.

    C

    You must have all archived redo logs generated since the last backup up to the point to which you want to restore the transport set.

    D

    If you rename a tablespace， you can not perform a TSPITR to any point in time before that rename operation occurred.

    E

    If you have tables in tablespace_1 that have associated constraints in tablespace_2，then you must transport both tablespaces.


    正确答案： B,E
    解析： 暂无解析

  • 第21题：

    单选题
    Lifeboat winches on a ship are required to be inspected and an entry made in the logbook. What should this entry include? （）
    A

    The time required to lower a lifeboat

    B

    The time required to raise a lifeboat

    C

    The date of inspection and condition of the winch

    D

    All of the above


    正确答案： D
    解析： 暂无解析

  • 第22题：

    单选题
    You performed an incomplete recovery on your Oracle Database 10g database using the following command：   SQL> RECOVER DATABASE  2 UNTIL TIME ’2004-08-05：12：10：03’ 3 USING BACKUP CONTROLFILE；  In which situation would the above recovery be required？（）
    A

     A user table was lost at the specified time.

    B

     A redo log file was lost at the specified time.

    C

     The backup control file is on a faster disk than the current one.

    D

     The current control file has a different path compared with the intended time of recovery.

    E

     The current control file does not match the physical structure of the database at the intended time of recovery.


    正确答案： A
    解析： 暂无解析

  • 第23题：

    单选题
    The time required for a lighted aid to complete a full cycle of light changes is listed in the Light List as the（）.
    A

    Set

    B

    Frequency

    C

    Period

    D

    Function


    正确答案： A
    解析： 暂无解析

  • 第24题：

    单选题
    In context, which of the following revisions of the underlined portion of sentence 12(reproduced below) is most effective at making it clearer and more specific?Unfortunately, many students today don’t have time for that.
    A

    today have hardly even 1 hour for such things

    B

    today, unlike those in Archimedes’ time, don’t have time to go to the movies

    C

    today don’t have time for such excursions

    D

    of modern times lack sufficient time for the kinds of things explained above

    E

    today lack sufficient time for things like this


    正确答案： A
    解析：
    C最简洁，最符合逻辑。

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