Which statement about vlan operation on cisco catalyst switches is true？（）A、when a packet is received from an 802.1Q trunk，the vlan id can be determined from the source MAC address tableB、unkown unicast frames are retransmitted only to the ports that belo

题目

Which statement about vlan operation on cisco catalyst switches is true？（）

  • A、when a packet is received from an 802.1Q trunk，the vlan id can be determined from the source MAC address table
  • B、unkown unicast frames are retransmitted only to the ports that belong to the same vlan
  • C、ports between switches should be configured in access mode so that vlans can span across the ports
  • D、broadcast and multicast frames are retransmitted to ports that are configured on different vlan
相似考题

1.Which of the following financial statements reports information as of a specific date? ()A. income statementB. statement of owner's equityC. statement of cash flowsD. balance sheet

2.Evaluate this SQL statement:In the statement, which capabilities of a SELECT statement are performed?()A. Selection, projection, joinB. Difference, projection, joinC. Selection, intersection, joinD. Intersection, projection, joinE. Difference, projection, product

3.Exhibit:Examine the data in the EMPLOYEES table.Examine the subquery:SELECT last_nameFROM employeesWHERE salary IN (SELECT MAX(salary)FROM employeesGROUP BY department_id);Which statement is true?()A. The SELECT statement is syntactically accurate.B. The SELECT statement does not work because there is no HAVING clause.C. The SELECT statement does not work because the column specified in the GROUP BY clause is not in the SELECT list.D. The SELECT statement does not work because the GROUP BY clause should be in the main query and not in the subquery.

4.Which of the tax concept(s) allow for the deferral of gains on nonrecognition transactions()?I. Capital Recovery Concept.II. Ability to Pay Concept.A.Only statement I is correctB.Only statement II is correctC.Both statements are correctD.Neither statement is correct

参考答案和解析
正确答案:B
更多“Which statement abou”相关问题

  • 第1题：

    Examine the structure of the EMPLOYEES and DEPARTMENTS tables:Evaluate this SQL statement:Which SQL statement is equivalent to the above SQL statement?()

    A.

    B.

    C.

    D.


    参考答案：C

  • 第2题：

    Which statement about a Service Profile is most accurate?（）

    • A、associated with a pool of blades
    • B、represents a group of physical blades
    • C、stores connectivity requirements

    正确答案:C

  • 第3题：

    Which three statements are true about terms in a policy?（）

    • A、The order of the terms in a policy is irrelevant.
    • B、The action is specified in a then statement.
    • C、Terms are optional in a policy.
    • D、The match condition can be identified with a from statement.
    • E、A from statement is mandatory in a term.

    正确答案:B,C,D

  • 第4题：

    Which two statements are true about terms in a routing policy?（）

    • A、A routing policy cannot have more than one term.
    • B、If a term does not contain a from statement, all routes match.
    • C、If a term does not contain a from statement, the Junos OS will not commit.
    • D、A then statement is not mandatory in a term.

    正确答案:B,D

  • 第5题：

    Which two statements are true about terms in a routing policy?（）

    • A、A then statement is mandatory in a term
    • B、If a term does not contain a from statement, all routers match
    • C、If a term does not contain a from statement, the Junos OS will not commit
    • D、A then statement is not mandatory in a term

    正确答案:A,B

  • 第6题：

    Which WebLogic optimization allows one non-XA resource to participate in a distributed transaction?（）

    • A、enabling Pinned to Thread
    • B、enabling Logging Last Resource
    • C、increasing the Statement cache size
    • D、setting the statement cache type to LRU
    • E、setting the initial and maximum capacity to the same number

    正确答案:A

  • 第7题：

    单选题
    Which of the following resources can be referenced in the LOCK statement?（）
    A

    Row

    B

    Table

    C

    Column

    D

    Table space


    正确答案： A
    解析： 暂无解析

  • 第8题：

    多选题
    Which two statements are true about terms in a routing policy?（）
    A

    A then statement is mandatory in a term

    B

    If a term does not contain a from statement, all routers match

    C

    If a term does not contain a from statement, the Junos OS will not commit

    D

    A then statement is not mandatory in a term


    正确答案： C,B
    解析： 暂无解析

  • 第9题：

    多选题
    Which three are true?（）
    A

    A MERGE statement is used to merge the data of one table with data from another.

    B

    A MERGE statement replaces the data of one table with that of another.

    C

    A MERGE statement can be used to insert new rows into a table.

    D

    A MERGE statement can be used to update existing rows in a table.


    正确答案： D,B
    解析： 暂无解析

  • 第10题：

    单选题
    Which statement is true regarding synonyms?（）
    A

    Synonyms can be created only for a table 

    B

    Synonyms are used to reference only those tables that are owned by another user 

    C

    A public synonym and a private synonym can exist with the same name for the same table 

    D

    The DROP SYNONYM statement removes the synonym, and the table on which the synonym has been created becomes invalid


    正确答案： C
    解析： 暂无解析

  • 第11题：

    多选题
    Which three statements are true about terms in a policy?（）
    A

    The order of the terms in a policy is irrelevant.

    B

    The action is specified in a then statement.

    C

    Terms are optional in a policy.

    D

    The match condition can be identified with a from statement.

    E

    A from statement is mandatory in a term.


    正确答案： A,C
    解析： 暂无解析

  • 第12题：

    单选题
    Which WebLogic optimization allows one non-XA resource to participate in a distributed transaction?（）
    A

    enabling Pinned to Thread

    B

    enabling Logging Last Resource

    C

    increasing the Statement cache size

    D

    setting the statement cache type to LRU

    E

    setting the initial and maximum capacity to the same number


    正确答案： D
    解析： 暂无解析

  • 第13题：

    Which statement is TRUE concerning the flash point of a substance ________．

    A.It is lower than the ignition temperature

    B.It is the temperature at which a substance will spontaneously ignite

    C.It is the temperature at which a substance，when ignited，will continue to burn

    D.It is the temperature at which the released vapors will fall within the explosive range


    正确答案：A

  • 第14题：

    You issue this statement：ALTER DATABASE BACKUP CONTROLFILE TO TRACE；  What does the statement generate？（）

    • A、A text copy of the control file.
    • B、A binary copy of the control file.
    • C、A file containing a SQL statement which will re-create the database.
    • D、A file containing a SQL statement which will re-create the control file.

    正确答案:D

  • 第15题：

    Which statement is true about IBGP routers? （）

    • A、They must be fully meshed
    • B、They can be in a different AS
    • C、They must be directly connected

    正确答案:C

  • 第16题：

    Which of the following performance tools will work with optimized code and also provides source statement profiling？（）

    • A、 prof
    • B、 gprof
    • C、 kprof
    • D、 tprof

    正确答案:D

  • 第17题：

    Which three are true?（）

    • A、A MERGE statement is used to merge the data of one table with data from another.
    • B、A MERGE statement replaces the data of one table with that of another.
    • C、A MERGE statement can be used to insert new rows into a table.
    • D、A MERGE statement can be used to update existing rows in a table.

    正确答案:A,C,D

  • 第18题：

    单选题
    Which the statement is true？（）
    A

     The Error class is a Runtime Exception.

    B

     No exceptions are subclasses of Error.

    C

     Any statement that may throw an Error must be enclosed in a try block.

    D

     any statement that may throw an Exception must be enclosed in a try block.

    E

     Any statement that may throw an Runtime Exception must be enclosed in a try block.


    正确答案： E
    解析： 暂无解析

  • 第19题：

    多选题
    Which three features work together, to allow a SQL statement to have different cursors for the samestatement based on different selectivity ranges?（）
    A

    Bind Variable Peeking

    B

    SQL Plan Baselines

    C

    Adaptive Cursor Sharing

    D

    Bind variable used in a SQL statement

    E

    Literals in a SQL statement


    正确答案： C,D
    解析： 暂无解析

  • 第20题：

    多选题
    Which two statements are true about terms in a routing policy?（）
    A

    A routing policy cannot have more than one term.

    B

    If a term does not contain a from statement, all routes match.

    C

    If a term does not contain a from statement, the Junos OS will not commit.

    D

    A then statement is not mandatory in a term.


    正确答案： D,C
    解析： 暂无解析

  • 第21题：

    单选题
    You issue this statement：ALTER DATABASE BACKUP CONTROLFILE TO TRACE；  What does the statement generate？（）
    A

    A text copy of the control file.

    B

    A binary copy of the control file.

    C

    A file containing a SQL statement which will re-create the database.

    D

    A file containing a SQL statement which will re-create the control file.


    正确答案： D
    解析： 暂无解析

  • 第22题：

    多选题
    Which four types of object can be thrown using the throw statement？（）
    A

    Error

    B

    Event

    C

    Object

    D

    Exception

    E

    Throwable

    F

    Runtime Exception


    正确答案： E,A
    解析： 暂无解析

  • 第23题：

    多选题
    Which four can be thrown using the throw statement？（）
    A

    Error

    B

    Event

    C

    Object

    D

    Throwable

    E

    Exception

    F

    RuntimeException


    正确答案： A,B
    解析： 暂无解析

  • 第24题：

    多选题
    Which four types of objects can be thrown using the throw statement？（）
    A

    Error

    B

    Event

    C

    Object

    D

    Exception

    E

    Throwable

    F

    RuntimeException


    正确答案： F,D
    解析： 暂无解析

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