单选题Which method is an appropriate way to determine the cosine of 42 degrees？（）ADouble d = Math.cos（42）；BDouble d = Math.cosine（42）；CDouble d = Math.cos（Math.toRadians（42））；DDouble d = Math.cos（Math.toDegrees（42））；EDouble d = Math.cosine（Math.toRadians（42）

题目
单选题
Which method is an appropriate way to determine the cosine of 42 degrees？（）
A

 Double d = Math.cos（42）；

B

 Double d = Math.cosine（42）；

C

 Double d = Math.cos（Math.toRadians（42））；

D

 Double d = Math.cos（Math.toDegrees（42））；

E

 Double d = Math.cosine（Math.toRadians（42））；

相似考题

1.Which of the following could serve as an appropriate title for the passage ?A．The Theory of Division of LaborB．Adam Smith as the Discoverer of Division of LaborC．Adam Smith, the English EconomistD．Division of Labor, an Efficient Way of Organizing Work

2.Your IT director has decided to allow employees to use their laptops at home as well as in the office. You have deployed the Junos Pulse client to allow access to the offices 802.1X-enabled wired network. Your company also has the Junos Pulse Secure Access Service deployed. You want the Junos Pulse client to automatically launch the appropriate access method depending on each users location.Which three are supported to determine the users location?（）A. MAC addressB. DNS serverC. DHCP serverD. resolve addressE. endpoint address

3.Which of the following is the MOST efficient way to troubleshoot network problems?()A. Create an action planB. Implement and test a solutionC. Determine if anything has changedD. Identity a probable cause

4.in the following, which method is not appropriate when you try to act against the students’ indiscipline ? ()A. Deal with it quietlyB. Giving linesC. Don’t take things personallyD. Don’t use threats

更多“Which method is an appropriate way to determine the cosine o”相关问题

  • 第1题：

    What is the MOST accurate way to determine a project’s duration before execution？（）

    • A、The project manager performs all estimates
    • B、Incorporate each individual worker’s estimates
    • C、Acquire expert estimates
    • D、There is no way to determine the duration

    正确答案:B

  • 第2题：

    A technical specialist has a requirement to implement a 4-way POWER5 server with a small Web server partition and a high performance database server partition. The Web server provides a client front-end to the database server. The most important concerns are speed of communication between the Web server and the database and I/O speed of the database. Which of the following virtualization features would be most appropriate？（）

    • A、Virtual SCSI
    • B、Virtual Ethernet
    • C、Virtual I/O Server
    • D、Micro-Partitioning

    正确答案:B

  • 第3题：

    Which statements concerning the methods notify（） and notifyAll（） are true？  

    • A、Instances of class Thread have a method called notify（）.
    • B、A call to the method notify（） will wake the thread that currently owns the monitor of the object.
    • C、The method notify（） is synchronized.
    • D、The method notifyAll（） is defined in class Thread.
    • E、When there is more than one thread waiting to obtain the monitor of an object， there is no way to be     sure which thread will be notified by the notify（） method.

    正确答案:A,E

  • 第4题：

    Which of the following metrics provided by the iostat report is used to initially determine if a system is I/O bound？（）

    • A、 % idle
    • B、 % sys
    • C、 % user
    • D、 % iowait

    正确答案:D

  • 第5题：

    In order to determine how efficiently an application is reading and writing data， which of the following utilities will report read and write sizes on disk I/O requests？（）

    • A、 tprof
    • B、 iostat
    • C、 svmon
    • D、 filemon

    正确答案:D

  • 第6题：

    You have a use case in your web application that adds several session-scoped attributes. At the end of theuse case， one of these objects， the manager attribute， is removed and then it needs to decide which of theother session-scoped attributes to remove. How can this goal be accomplished？（）

    • A、The object of the manager attribute should implement the HttpSessionBindingListener and it should call the removeAttribute method on the appropriate session attributes.
    • B、The object of the manager attribute should implement the HttpSessionListener and it should call the removeAttribute method on the appropriate session attributes.
    • C、The object of the manager attribute should implement the HttpSessionBindingListener and it should call the deleteAttribute method on the appropriate session attributes.
    • D、The object of the manager attribute should implement the HttpSessionListener and it should call the deleteAttribute method on the appropriate session attributes.

    正确答案:A

  • 第7题：

    单选题
    Which of the following metrics provided by the iostat report is used to initially determine if a system is I/O bound？（）
    A

     % idle

    B

     % sys

    C

     % user

    D

     % iowait


    正确答案： A
    解析： 暂无解析

  • 第8题：

    单选题
    Which of the following is an appropriate title for this passage?
    A

    Ready for a Round Trip to Mars

    B

    Ready for a Short Visit to Mars

    C

    Ready for a One-way Trip to Mars

    D

    Ready for a Walk on Mars


    正确答案： B
    解析：

  • 第9题：

    单选题
    While a user is compiling a C program, "vmstat 120 10" is run to determine the cause of a performance problem.  Using the vmstat output as shown in the exhibit, which of the following conclusions is most appropriate to draw?（）
    A

     There is a file I/O bottleneck.

    B

     There are too many open files. 

    C

     There appears to be a buffer shortage. 

    D

     There is a paging space I/O bottleneck. 


    正确答案： D
    解析： 暂无解析

  • 第10题：

    单选题
    Which of the following reasons indicate why it is important to have the user demonstrate the task they are trying to perform?（）
    A

    To help the technician learn how to perform the task 

    B

    To determine if the user is performing the task properly 

    C

    To determine if the user is authorized to perform the task 

    D

    To help the technician determine if there is a better way to perform the task in question 


    正确答案： D
    解析： 暂无解析

  • 第11题：

    多选题
    Your IT director has decided to allow employees to use their laptops at home as well as in the office. You have deployed the Junos Pulse client to allow access to the offices 802.1X-enabled wired network. Your company also has the Junos Pulse Secure Access Service deployed. You want the Junos Pulse client to automatically launch the appropriate access method depending on each users location. Which three are supported to determine the users location?（）
    A

    MAC address

    B

    DNS server

    C

    DHCP server

    D

    resolve address

    E

    endpoint address


    正确答案： D,E
    解析： 暂无解析

  • 第12题：

    单选题
    Which method is an appropriate way to determine the cosine of 42 degrees？（）
    A

     Double d = Math.cos（42）；

    B

     Double d = Math.cosine（42）；

    C

     Double d = Math.cos（Math.toRadians（42））；

    D

     Double d = Math.cos（Math.toDegrees（42））；

    E

     Double d = Math.cosine（Math.toRadians（42））；


    正确答案： A
    解析： 暂无解析

  • 第13题：

    Which of the following reasons indicate why it is important to have the user demonstrate the task they are trying to perform?（）

    • A、To help the technician learn how to perform the task 
    • B、To determine if the user is performing the task properly 
    • C、To determine if the user is authorized to perform the task 
    • D、To help the technician determine if there is a better way to perform the task in question 

    正确答案:B

  • 第14题：

    Which of the following is the MOST efficient way to troubleshoot network problems?（）

    • A、Create an action plan
    • B、Implement and test a solution
    • C、Determine if anything has changed
    • D、Identity a probable cause

    正确答案:C

  • 第15题：

    Which of the following metrics provided by the iostat report is used to initially determine if a disk is I/O bound？（）

    • A、 tin
    • B、 tout
    • C、 % idle
    • D、 % tm_act

    正确答案:D

  • 第16题：

    A system administrator is unable to unmount a file system. Which is the appropriate command to determine who or what is accessing the file system？（）

    • A、who /filesystem
    • B、lsfs /filesystem
    • C、fuser /filesystem
    • D、umount -f /filesystem

    正确答案:C

  • 第17题：

    Which of the following commands should be used to determine which disk of a system is experiencing a disk I/O performance problem？（）

    • A、 filemon
    • B、 istat
    • C、 vmstat
    • D、 iostat

    正确答案:D

  • 第18题：

    Which method is an appropriate way to determine the cosine of 42 degrees？（）

    • A、 Double d = Math.cos（42）；
    • B、 Double d = Math.cosine（42）；
    • C、 Double d = Math.cos（Math.toRadians（42））；
    • D、 Double d = Math.cos（Math.toDegrees（42））；
    • E、 Double d = Math.cosine（Math.toRadians（42））；

    正确答案:C

  • 第19题：

    单选题
    Which of the following commands should be used to determine which disk of a system is experiencing a disk I/O performance problem？（）
    A

     filemon

    B

     istat

    C

     vmstat

    D

     iostat


    正确答案： A
    解析： 暂无解析

  • 第20题：

    单选题
    Which routing method is used to determine the forwarding paths for IP traffic in a Secure Cisco Single-Site Network foundation solution with remote teleworkers？（）
    A

    RIP

    B

    EIGRP

    C

    OSPF

    D

    Static and default routes


    正确答案： B
    解析： 暂无解析

  • 第21题：

    单选题
    Which of the following metrics provided by the iostat report is used to initially determine if a disk is I/O bound？（）
    A

     tin

    B

     tout

    C

     % idle

    D

     % tm_act


    正确答案： A
    解析： 暂无解析

  • 第22题：

    单选题
    You have a use case in your web application that adds several session-scoped attributes. At the end of theuse case， one of these objects， the manager attribute， is removed and then it needs to decide which of theother session-scoped attributes to remove. How can this goal be accomplished？（）
    A

    The object of the manager attribute should implement the HttpSessionBindingListener and it should call the removeAttribute method on the appropriate session attributes.

    B

    The object of the manager attribute should implement the HttpSessionListener and it should call the removeAttribute method on the appropriate session attributes.

    C

    The object of the manager attribute should implement the HttpSessionBindingListener and it should call the deleteAttribute method on the appropriate session attributes.

    D

    The object of the manager attribute should implement the HttpSessionListener and it should call the deleteAttribute method on the appropriate session attributes.


    正确答案： A
    解析： 暂无解析

  • 第23题：

    单选题
    Which one of the following commands can be used to enable AAA authentication to determine if a user canaccess the privilege command level？（）
    A

    aaa authentication enable method default

    B

    aaa authentication enable default

    C

    aaa authentication enable level

    D

    aaa authentication enable default local


    正确答案： C
    解析： 暂无解析

  • 第24题：

    多选题
    Which statements concerning the methods notify（） and notifyAll（） are true？
    A

    Instances of class Thread have a method called notify（）.

    B

    A call to the method notify（） will wake the thread that currently owns the monitor of the object.

    C

    The method notify（） is synchronized.

    D

    The method notifyAll（） is defined in class Thread.

    E

    When there is more than one thread waiting to obtain the monitor of an object， there is no way to be     sure which thread will be notified by the notify（） method.


    正确答案： B,A
    解析： 暂无解析

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