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Which three statements are true about implementing wireless LANs in the Company network using  Cisco devices？（）A、 Antenna power is a relative value reference to dBi.B、 LWAPP allows encrypted communications between lightweight access points and WLAN  cont

题目

Which three statements are true about implementing wireless LANs in the Company network using  Cisco devices？（）

  • A、 Antenna power is a relative value reference to dBi.
  • B、 LWAPP allows encrypted communications between lightweight access points and WLAN  controllers.
  • C、 Characteristics of antennas are directionality， gain， and polarization.
  • D、 Power over Ethernet （PoE） is only available when a WLAN controller is integrated into the  network.
  • E、 The WLAN solution Engine （WLSE） is used to control lightweight access points.
  • F、 One of the advantages of the lightweight WLAN solution is that the devices act indepently.
相似考题

1.JOL Co was the market leader with a share of 30% three years ago. The managing director of JOL Co stated at arecent meeting of the board of directors that: ‘our loss of market share during the last three years might lead to theend of JOL Co as an organisation and therefore we must address this issue immediately’.Required:(b) Discuss the statement of the managing director of JOL Co and discuss six performance indicators, other thandecreasing market share, which might indicate that JOL Co might fail as a corporate entity. (10 marks)

2.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 PeekingB. SQL Plan BaselinesC. Adaptive Cursor SharingD. Bind variable used in a SQL statementE. Literals in a SQL statement

3.Click the Exhibit button.In the exhibit, which statement is correct? ()A. Three physical interfaces are redundant.B. You must define an additional Redundancy Group.C. node 0 will immediately become primary in the cluster.D. You must issue an operational command and reboot the system for the above configuration to take effect.

4.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.

参考答案和解析
正确答案:A,B,C
更多“Which three statement”相关问题

  • 第1题：

    A vessel is carrying three lights in a vertical line. The highest and lowest of these are red and the middle light is white. Which statement is always TRUE?

    A.During the day，she would display three balls in a vertical line

    B.If making way，she would show masthead lights at night

    C.If at anchor，she need not show anchor lights while displaying identifying lights

    D.Her fog signal would consist of a rapid ringing of a bell for five seconds every minute


    正确答案：B

  • 第2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:A,C,E

  • 第3题：

    Creating the Logistics Vision Nowadays,most companies are familiar with the idea of "mission statement"as an expression of setting a vision for the business.The mission statement seeks to define the pur-pose of the business,its boundaries and its aspirations.It is now common for organizations to have such statement for the business as a whole and for key constituent components.What some companies have found is that there can be significant benefits to defining the lo-gistics vision of the firm. The purpose of the logistics vision statement is to give a clear indication which business intends to build a position of advantage through closer customer relationship.Such state-ment is never easy to construct.There is always the danger that they will publish the ener-getic and encouraging declaration that give everyone a warm feeling but provide no guideline for action. Ideally the logistics vision should be built around the simple issue of"How do we intend to use logistics and supply chain management to create value for our customers?"To realize this idea will necessitate a detailed understanding of how customer value is created and deliv-ered in the market in which the business competes.Value chain analysis will be a fundamen-tal element in this investigation as will the definition of the core competencies and capabilities of the organization.Asking the question"What activities dowe excel in?"and"What is it that differentiates us from our competitors?"is the starting point for creating the logistics vision statement. Earlier,it was suggested that the three words"Better,Faster,Cheaper"summarizes the ways in which logistics vision statement can provide value for customers.The criterion for good logistics vision statement is that it should provide the road map for how these three goals are to be achieved． Questions: Which element should a logistics mtssion statement focus on？（）

    • A、Transportation.
    • B、Costs.
    • C、Customers.
    • D、Punctuality.

    正确答案:C

  • 第4题：

    Which statement is true about a Smurf attack？（）

    • A、It sends ping requests in segments of an invalid size
    • B、It intercepts the third step in a TCP three-way handshake to hijack a session
    • C、It sends ping requests to a subnet， requesting that devices on that subnet send ping replies to a targetsystem
    • D、It uses Trojan horse applications to create a distributed collection of "zombie" computers， which can beused to launch a coordinated DDoS attack

    正确答案:C

  • 第5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6题：

    单选题
    Creating the Logistics Vision Nowadays,most companies are familiar with the idea of "mission statement"as an expression of setting a vision for the business.The mission statement seeks to define the pur-pose of the business,its boundaries and its aspirations.It is now common for organizations to have such statement for the business as a whole and for key constituent components.What some companies have found is that there can be significant benefits to defining the lo-gistics vision of the firm. The purpose of the logistics vision statement is to give a clear indication which business intends to build a position of advantage through closer customer relationship.Such state-ment is never easy to construct.There is always the danger that they will publish the ener-getic and encouraging declaration that give everyone a warm feeling but provide no guideline for action. Ideally the logistics vision should be built around the simple issue of"How do we intend to use logistics and supply chain management to create value for our customers?"To realize this idea will necessitate a detailed understanding of how customer value is created and deliv-ered in the market in which the business competes.Value chain analysis will be a fundamen-tal element in this investigation as will the definition of the core competencies and capabilities of the organization.Asking the question"What activities dowe excel in?"and"What is it that differentiates us from our competitors?"is the starting point for creating the logistics vision statement. Earlier,it was suggested that the three words"Better,Faster,Cheaper"summarizes the ways in which logistics vision statement can provide value for customers.The criterion for good logistics vision statement is that it should provide the road map for how these three goals are to be achieved． Questions: Which element should a logistics mtssion statement focus on？（）
    A

    Transportation.

    B

    Costs.

    C

    Customers.

    D

    Punctuality.


    正确答案： C
    解析： 暂无解析

  • 第7题：

    多选题
    Which three applications are disabled for compression by default?（） (Choose three.)
    A

    FTP

    B

    SSH

    C

    UDP

    D

    HTTPS

    E

    Traceroute


    正确答案： B,E
    解析： 暂无解析

  • 第8题：

    单选题
    You are loading a cargo tank on your container ship. The tank displays the red label shown. Which statement is TRUE? （）
    A

    The tank contains propylene

    B

    The tank's volume is 1077 cubic feet

    C

    There are three tanks in the shipment

    D

    The tank contains an oxidizing material


    正确答案： A
    解析： 暂无解析

  • 第9题：

    多选题
    You have enabled resumable space allocation in your database by setting the RESUMABLE_TIMEOUTparameter set to a nonzero value.Which three statements about resumable space allocation are true? （）(Choose three.)
    A

    Even with resumable space allocation enabled for your database, you can disable resumable space allocation for a single session.

    B

    A resumable statement is suspended only if an out of space error occurs.

    C

    When a resumable statement is suspended, the transaction that contains the statement is also suspended.

    D

    A resumable statement can only be suspended and resumed once during the execution of the statement.

    E

    You can query the V$SESSION_WAIT dynamic performance view to identify the statements that are suspended for a session


    正确答案： A,C,E
    解析： 暂无解析

  • 第10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11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12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13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14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15题：

    Creating the Logistics Vision Nowadays,most companies are familiar with the idea of "mission statement"as an expression of setting a vision for the business.The mission statement seeks to define the pur-pose of the business,its boundaries and its aspirations.It is now common for organizations to have such statement for the business as a whole and for key constituent components.What some companies have found is that there can be significant benefits to defining the lo-gistics vision of the firm. The purpose of the logistics vision statement is to give a clear indication which business intends to build a position of advantage through closer customer relationship.Such state-ment is never easy to construct.There is always the danger that they will publish the ener-getic and encouraging declaration that give everyone a warm feeling but provide no guideline for action. Ideally the logistics vision should be built around the simple issue of"How do we intend to use logistics and supply chain management to create value for our customers?"To realize this idea will necessitate a detailed understanding of how customer value is created and deliv-ered in the market in which the business competes.Value chain analysis will be a fundamen-tal element in this investigation as will the definition of the core competencies and capabilities of the organization.Asking the question"What activities dowe excel in?"and"What is it that differentiates us from our competitors?"is the starting point for creating the logistics vision statement. Earlier,it was suggested that the three words"Better,Faster,Cheaper"summarizes the ways in which logistics vision statement can provide value for customers.The criterion for good logistics vision statement is that it should provide the road map for how these three goals are to be achieved． Questions: What does mission statement intend to do？（）

    • A、To please management.
    • B、To define,summarize anda chieve a common goal.
    • C、To achieve higher market share and profitability.
    • D、To develop new market.

    正确答案:B

  • 第16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17题：

    Evaluate the SQL statement:TRUNCATE TABLE DEPT;Which three are true about the SQL statement? （）

    • A、It releases the storage space used by the table.
    • B、It does not release the storage space used by the table.
    • C、You can roll back the deletion of rows after the statement executes.
    • D、You can NOT roll back the deletion of rows after the statement executes.
    • E、An attempt to use DESCRIBE on the DEPT table after the TRUNCATE statement executes will display an error.
    • F、You must be the owner of the table or have DELETE ANY TABLE system privileges to truncate the DEPT table

    正确答案:A,D,F

  • 第18题：

    单选题
    Evaluate the following statement：   Which statement is true regarding the evaluation of rows returned by the subquery in the INSERT statement？（）
    A

     They are evaluated by all the three WHEN clauses regardless of the results of the evaluation of any other WHEN clause.

    B

     They are evaluated by the first WHEN clause. If the condition is true， then the row would be evaluated by the subsequent WHEN clauses.

    C

     They are evaluated by the first WHEN clause. If the condition is false， then the row would be evaluated by the subsequent WHEN clauses.

    D

     The INSERT statement would give an error because the ELSE clause is not present for support in case none of the WHEN clauses are true.


    正确答案： A
    解析： 暂无解析

  • 第19题：

    单选题
    A vessel is carrying three lights in a vertical line. The highest and lowest of these are red and the middle light is white. Which statement is always TRUE? （）
    A

    During the day，she would display three balls in a vertical line

    B

    If making way，she would show masthead lights at night

    C

    If at anchor，she need not show anchor lights while displaying identifying lights

    D

    Her fog signal would consist of a rapid ringing of a bell for five seconds every minute


    正确答案： A
    解析： 暂无解析

  • 第20题：

    多选题
    Evaluate the SQL statement: TRUNCATE TABLE DEPT;Which three are true about the SQL statement? （）
    A

    It releases the storage space used by the table.

    B

    It does not release the storage space used by the table.

    C

    You can roll back the deletion of rows after the statement executes.

    D

    You can NOT roll back the deletion of rows after the statement executes.

    E

    An attempt to use DESCRIBE on the DEPT table after the TRUNCATE statement executes will display an error.

    F

    You must be the owner of the table or have DELETE ANY TABLE system privileges to truncate the DEPT table.


    正确答案： A,D,F
    解析： 暂无解析

  • 第21题：

    多选题
    You have enabled resumable space allocation in your database by setting the RESUMABLE_TIMEOUT parameter set to a nonzero value.Which three statements about resumable space allocation are true? （）
    A

    Even with resumable space allocation enabled for your database, you can disable resumable space allocation for a single session.

    B

    A resumable statement is suspended only if an out of space error occurs. （Out of space condition Maximum extents reached condition，Space quota exceeded condition）

    C

    When a resumable statement is suspended, the transaction that contains the statement is also suspended.

    D

    A resumable statement can only be suspended and resumed once during the execution of the statement.

    E

    You can query the V$SESSION_WAIT dynamic performance view to identify the statements that are suspended for a session.


    正确答案： C,D
    解析： 暂无解析

  • 第22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23题：

    单选题
    Which statement is true about a Smurf attack？（）
    A

    It sends ping requests in segments of an invalid size

    B

    It intercepts the third step in a TCP three-way handshake to hijack a session

    C

    It sends ping requests to a subnet， requesting that devices on that subnet send ping replies to a targetsystem

    D

    It uses Trojan horse applications to create a distributed collection of zombie computers， which can beused to launch a coordinated DDoS attack


    正确答案： D
    解析： 暂无解析

  • 第24题：

    单选题
    Click the Exhibit button. In the exhibit, which statement is correct? （）
    A

    Three physical interfaces are redundant.

    B

    You must define an additional Redundancy Group.

    C

    node 0 will immediately become primary in the cluster.

    D

    You must issue an operational command and reboot the system for the above configuration to take effect.


    正确答案： B
    解析： 暂无解析

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