单选题An obstruction on a helideck is any object that might present a hazard to the（）.A rotor blades and landing gearB unloading of passengersC loading of cargoD pilot's visibility

题目
单选题
An obstruction on a helideck is any object that might present a hazard to the（）.
A

rotor blades and landing gear

B

unloading of passengers

C

loading of cargo

D

pilot's visibility

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更多“An obstruction on a helideck is any object that might presen”相关问题

  • 第1题：

    if there is no obstruction around the anchor before anchoring, what do you report?


    正确答案：The bow is clear.

  • 第2题：

    An obstruction on a helodeck is any object that might present a hazard to the ______.

    A.rotor blades and landing gear

    B.unloading of passengers

    C.loading of cargo

    D.pilot's visibility


    正确答案：A

  • 第3题：

    When any of the maxims under the cooperative principle is flouted, _______ might arise.?

    A.impoliteness
    B.contradictions
    C.mutual understanding
    D.conversational implicatures

    答案：D
    解析：
    本题考查会话含义理论。
    在合作原则的基础上，会话含义遵守四个准则：质量准则、数量准则、关联准则和方式准则，说话人故意违反某个准则便会产生会话含义。D选项，会话含义。综上，D选项正确。
    A选项，不礼貌，不合题意，故排除。
    B选项，矛盾，不合题意，故排除。
    C选项，相互理解，不合题意，故排除。
    故正确答案为D。

  • 第4题：

    --Hi, Johnson, any idea where Susan is!
    --It's class time, so she__________ in the classroom now.

    A.can be
    B.must have been
    C.might have been
    D.should be

    答案：D
    解析：
    根据语境可知，句意为现在是上课时间，所以她应该是在教室里。should be表示“应该会，想必会”，符合句意。can表推测时一般用于否定句和疑问句中，must／might have done表示对过去的推测，均不符合题意。故选D。

  • 第5题：

    Which two statements are true regarding the return values of property written hashCode and equals methods from two instances of the same class？（）

    • A、 If the hashCode values are different， the objects might be equal.
    • B、 If the hashCode values are the same， the object must be equal.
    • C、 If the hashCode values are the same， the objects might be equal.
    • D、 If the hashCode values are different， the objects must be unequal.

    正确答案:C,D

  • 第6题：

    There was media failure and you need to check the data files for any block corruption. Which option would you use to create a report on any corruptions found within the database？（） 

    • A、the DBNEWID utility
    • B、the DBVERIFY utility
    • C、the ANALYZE command
    • D、the RMAN REPORT command
    • E、the RMAN CROSSCHECK command
    • F、the CHECK_OBJECT procedure of the DBMS_REPAIR package

    正确答案:B

  • 第7题：

    单选题
    An obstruction on a helodeck is any object that might present a hazard to the（）.
    A

    rotor blades and landing gear

    B

    unloading of passengers

    C

    loading of cargo

    D

    pilot's visibility


    正确答案： A
    解析： 暂无解析

  • 第8题：

    多选题
    You are developing an application to create a new file on the local file system.You need to define specific security settings for the file. You must deny the file inheritance of any default security settings during creation.What should you do？（）
    A

    Create the file by using a new FileStream object by passing the FileSecurity object as a parameter to the FileStream constructor.

    B

    Create a new FileSecurity object.

    C

    Apply the permissions by using the File class.

    D

    Create a new FileSystem Access Rule object for each permission that you need，and add each rule to the FileSecurity object.

    E

    Create a new FileSystem Audit Rule object and add it to the FileSecurity object.


    正确答案： B,E
    解析： 暂无解析

  • 第9题：

    多选题
    Which two statements are true regarding the return values of property written hashCode and equals methods from two instances of the same class？（）
    A

    If the hashCode values are different， the objects might be equal.

    B

    If the hashCode values are the same， the object must be equal.

    C

    If the hashCode values are the same， the objects might be equal.

    D

    If the hashCode values are different， the objects must be unequal.


    正确答案： B,A
    解析： 暂无解析

  • 第10题：

    单选题
    Let's not wait any longer, he might not（）at all.
    A

    turn over

    B

    turn up

    C

    turn on

    D

    turn down


    正确答案： A
    解析： 暂无解析

  • 第11题：

    单选题
    An obstruction on a helideck is any object that might present a hazard to the（）.
    A

    rotor blades and landing gear

    B

    unloading of passengers

    C

    loading of cargo

    D

    pilot's visibility


    正确答案： D
    解析： 暂无解析

  • 第12题：

    多选题
    Which statements describe guaranteed behavior of the garbage collection and finalization mechanisms？（）
    A

    Objects are deleted when they can no longer be accessed through any reference.

    B

    The finalize（） method will eventually be called on every object.

    C

    The finalize（） method will never be called more than once on an object.

    D

    An object will not be garbage collected as long as it is possible for an active part of the program to      access it through a reference.

    E

    The garbage collector will use a mark and sweep algorithm.


    正确答案： B,D
    解析： 暂无解析

  • 第13题：

    When using a Lambert conformal chart in high latitudes，angles such as bearings are measured in reference to ______.

    A.the meridian through the object of the bearing

    B.the meridian through the ship's position

    C.the meridian midway between the ship and the object

    D.any meridian


    正确答案：B

  • 第14题：

    __________ the parties agree to cancel the Charter，the Owners to indemnify the Brokers against any loss of brokerage，but in such case the brokerage not to exceed that on one year's hire.

    A.Would

    B.Should

    C.Had

    D.Might


    正确答案：C

  • 第15题：

    When any of the maxims under the Cooperative Principle is flouted on purpose,__________might arise.

    A．ambiguous structure
    B．contradictory proposition
    C．mutual understanding
    D．conversational implicature

    答案：D
    解析：
    考查会话含义理论。在合作原则的基础上，会话要遵守四个准则：质量准则、数量准则、相关准则和方式准则．说话人故意违反某个准则便会产生会话含义。

  • 第16题：

    Which statements describe guaranteed behavior of the garbage collection and finalization mechanisms？（）  

    • A、Objects are deleted when they can no longer be accessed through any reference.
    • B、The finalize（） method will eventually be called on every object.
    • C、The finalize（） method will never be called more than once on an object.
    • D、An object will not be garbage collected as long as it is possible for an active part of the program to      access it through a reference.
    • E、The garbage collector will use a mark and sweep algorithm.

    正确答案:C,D

  • 第17题：

    Your web application uses a simple architecture in which servlets handle requests and then forward to aJSP using a request dispatcher. You need to pass information calculated in the servlet to the JSP for view generation.This information must NOT be accessible to any other servlet，JSP or session in the webapp. Which two techniques can you use to accomplish this goal？（）

    • A、Add attributes to the session object.
    • B、Add attributes on the request object.
    • C、Add parameters to the request object.
    • D、Use the pageContext object to add request attributes.
    • E、Add parameters to the JSP’s URL when generating the request dispatcher.

    正确答案:B,E

  • 第18题：

    You are developing an application to create a new file on the local file system.You need to define specific security settings for the file. You must deny the file inheritance of any default security settings during creation.What should you do？（）

    • A、Create the file by using a new FileStream object by passing the FileSecurity object as a parameter to the FileStream constructor.
    • B、Create a new FileSecurity object.
    • C、Apply the permissions by using the File class.
    • D、Create a new FileSystem Access Rule object for each permission that you need，and add each rule to the FileSecurity object.
    • E、Create a new FileSystem Audit Rule object and add it to the FileSecurity object.

    正确答案:A,B,D

  • 第19题：

    单选题
    Users of your web application have requested that they should be able to set the duration of their sessions.So for example， one user might want a webapp to stay connected for an hour rather than the webapp’sdefault of fifteen minutes； another user might want to stay connected for a whole day. Furthermore， youhave a special login servlet that performs user authentication and retrieves the User object from the database. You want to augment this code to set up the user’s specified session duration. Which codesnippet in the login servlet will accomplish this goal？（）
    A

    User user = // retrieve the User object from the database session.setDurationInterval（user.getSessionDuration（））；

    B

    User user = // retrieve the User object from the database session.setMaxDuration（user.getSessionDuration（））；

    C

    User user = // retrieve the User object from the database session.setInactiveInterval（user.getSessionDuration（））；

    D

    User user=//retrieve the User object from the database session.setDuration（user.getSessionDuratio（））；

    E

    User user = // retrieve the User object from the database session.setMaxInactiveInterval（user.getSessionDuration（））；


    正确答案： E
    解析： 暂无解析

  • 第20题：

    单选题
    There was media failure and you need to check the data files for any block corruption. Which option would you use to create a report on any corruptions found within the database？（）
    A

    the DBNEWID utility

    B

    the DBVERIFY utility

    C

    the ANALYZE command

    D

    the RMAN REPORT command

    E

    the RMAN CROSSCHECK command

    F

    the CHECK_OBJECT procedure of the DBMS_REPAIR package


    正确答案： E
    解析： 暂无解析

  • 第21题：

    单选题
    Which statement is true？（）
    A

     If only one thread is blocked in the wait method of an object， and another thread executes the modify on that same object， then the first thread immediately resumes execution.

    B

     If a thread is blocked in the wait method of an object， and another thread executes the notify method on the same object， it is still possible that the first thread might never resume execution.

    C

     If a thread is blocked in the wait method of an object， and another thread executes the notify method on the same object， then the first thread definitely resumes execution as a direct and sole  consequence of the notify call.

    D

     If two threads are blocked in the wait method of one object， and another thread executes the notify method on the same object， then the first thread that executed the wait call first definitely resumes execution as a direct and sole consequence of the notify call.


    正确答案： A
    解析： 暂无解析

  • 第22题：

    单选题
    You need to create a JavaBean object that is used only within the current JSP page. It must NOT beaccessible to any other page including those that this page might import. Which JSP standard action canaccomplish this goal？（）
    A

    <jsp：useBean id=’pageBean’ type=’com.example.MyBean’ />

    B

    <jsp：useBean id=’pageBean’ class=’com.example.MyBean’ />

    C

    <jsp：makeBean id=’pageBean’ type=’com.example.MyBean’ />

    D

    <jsp：makeBean id=’pageBean’ class=’com.example.MyBean’ />


    正确答案： D
    解析： 暂无解析

  • 第23题：

    多选题
    Your web application uses a simple architecture in which servlets handle requests and then forward to aJSP using a request dispatcher. You need to pass information calculated in the servlet to the JSP for view generation.This information must NOT be accessible to any other servlet，JSP or session in the webapp. Which two techniques can you use to accomplish this goal？（）
    A

    Add attributes to the session object.

    B

    Add attributes on the request object.

    C

    Add parameters to the request object.

    D

    Use the pageContext object to add request attributes.

    E

    Add parameters to the JSP’s URL when generating the request dispatcher.


    正确答案： C,B
    解析： 暂无解析

  • 第24题：

    单选题
    The most probable position of the object of a search at any given time is the（）.
    A

    datum

    B

    estimated position

    C

    search point

    D

    initial point


    正确答案： C
    解析： 暂无解析

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