单选题An administrator has received complaints from users that an application is not available while other applications  run. This  application  resides  on  an  NFS  mounted  filesystem.   Which  of  the  following  commands should be run as a reasonable fi

题目
单选题
An administrator has received complaints from users that an application is not available while other applications  run. This  application  resides  on  an  NFS  mounted  filesystem.   Which  of  the  following  commands should be run as a reasonable first step to handle this problem()
A

df

B

showmount

C

exportfs

D

refresh -g nfs


相似考题
参考答案和解析
正确答案: B
解析: 暂无解析
更多“单选题An administrator has received complaints from users that an application is not available while other applications  run. This  application  resides  on  an  NFS  mounted  filesystem.   Which  of  the  following  commands should be run as a reasonable fi”相关问题
  • 第1题:

    An administrator has received complaints from users that an application is not available while other applications  run. This  application  resides  on  an  NFS  mounted  filesystem.   Which  of  the  following  commands should be run as a reasonable first step to handle this problem()

    • A、df
    • B、showmount
    • C、exportfs
    • D、refresh -g nfs

    正确答案:A

  • 第2题:

    A system administrator has added a new port entry in /etc/services for a new application to be tested. Which of the following commands should be used to activate this port?()

    • A、telinit -q
    • B、refresh -s inetd
    • C、startsrc -g services
    • D、refresh -s portmap

    正确答案:B

  • 第3题:

    You are the desktop administrator for your company. All users in the network have Windows XP Professional computers. Users in the research department have dual-processor computers. Users in the research department report that when they run 16-bit Windows programs, their computer performance becomes very slow. You use System Monitor to monitor the users’ computers. You discover that when the users are running their 16-bit applications, one processor shows a sustained utilization of more than 90 percent while the other processor only shows utilization of less than 10 percent. You need to improve application performance for the users in the research department. What should you do?()

    • A、Configure each application to run in a separate memory space.
    • B、Configure each application to run in AboveNormal priority class.
    • C、For each application, set the compatibility mode to Windows 95.  
    • D、Configure processor affinity for each application to allow it to run on both processors.

    正确答案:A

  • 第4题:

    Your network consists of a single Active Directory domain. All domain controllers run Windows Server 2008 R2. All client computers run Windows 7. All user accounts are stored in an organizational unit (OU) named Staff. All client computer accounts are stored in an OU named Clients.  You plan to deploy a new application. You need to ensure that the application deployment meets the following requirements: èUsers must access the application from an icon on the Start menu. èThe application must be available to remote users when they are offline. What should you do?()

    • A、Publish the application to users in the Staff OU.
    • B、Publish the application to users in the Clients OU.
    • C、Assign the application to computers in the Staff OU.
    • D、Assign the application to computers in the Clients OU.

    正确答案:D

  • 第5题:

    多选题
    An administrator receives an error when attempting to execute a WebSphere Commerce command and decides to take the following steps to troubleshoot the problem:   Check to see if the request was processed by the WebSphere plug-in but was never received by the WebSphere Application Server  Check for Java errors from EJBs and servlets  Trace WebSphere Commerce Server subsystems and commands  Which of the following files should the administrator check to accomplish these steps?()
    A

    error.log

    B

    trace.log

    C

    http_plugin.log

    D

    servlet.log

    E

    SystemOut.log


    正确答案: B,D
    解析: 暂无解析

  • 第6题:

    单选题
    A system administrator has added a new port entry in /etc/services for a new application to be tested. Which of the following commands should be used to activate this port?()
    A

    telinit -q

    B

    refresh -s inetd

    C

    startsrc -g services

    D

    refresh -s portmap


    正确答案: A
    解析: 暂无解析

  • 第7题:

    单选题
    You are the desktop administrator for your company. All users in the network have Windows XP Professional computers. Users in the research department have dual-processor computers. Users in the research department report that when they run 16-bit Windows programs, their computer performance becomes very slow. You use System Monitor to monitor the users’ computers. You discover that when the users are running their 16-bit applications, one processor shows a sustained utilization of more than 90 percent while the other processor only shows utilization of less than 10 percent. You need to improve application performance for the users in the research department. What should you do?()
    A

    Configure each application to run in a separate memory space.

    B

    Configure each application to run in AboveNormal priority class.

    C

    For each application, set the compatibility mode to Windows 95.  

    D

    Configure processor affinity for each application to allow it to run on both processors.


    正确答案: C
    解析: 暂无解析

  • 第8题:

    单选题
    A user states that the wireless router keeps rebooting while the power to the other equipment stays on. Which of the following should the technician perform to prevent users from rebooting the router?()
    A

    Change the default administrator password

    B

    Change the IP range of the wireless network

    C

    Hide the SSID

    D

    Disable WEP


    正确答案: B
    解析: 暂无解析

  • 第9题:

    单选题
    A system administrator has filesystems that should not be mounted during system startup. How can the system administrator prevent the /data filesystem from being mounted during subsequent boots?()
    A

    mount -no /data

    B

    chfs -A no /data

    C

    mount -t nfs /data

    D

    chfs -a type=nfs /data


    正确答案: D
    解析: 暂无解析

  • 第10题:

    单选题
    You are developing an application that runs by using the credentials of the end user. Only users who are members of the Administrator group get permission to run the application. You write the following security code to protect sensitive data within the application.bool isAdmin=false;  WindowsBuiltInRole role=WindowsBuiltInRole.Administrator; ......  if(!isAdmin)          throw new Exception("User not permitted");   You need to add a code segment to this security code to ensure that the application throws an exception if a user is not a member of the Administrator group. Which code segment should you use?()
    A

    A

    B

    B

    C

    C

    D

    D


    正确答案: B
    解析: 暂无解析

  • 第11题:

    单选题
    An administrator is troubleshooting a problem on an application server, but has not determined the cause of the problem and is not able to replicate the problem.  Which of the following should the administrator do prior to escalating the issue?()
    A

     Gather information from users.

    B

     Reboot the server.

    C

     Apply the latest service packs to the operating system.

    D

     Perform a root cause analysis.


    正确答案: B
    解析: 暂无解析

  • 第12题:

    单选题
    The system administrator has requested that all setuid/setgid bits be removed from executables in application filesystem. Which command will achieve this?()
    A

    chmod -R o-s /application

    B

    chmod -R ug-s /application

    C

    chmod -R -s -o /application

    D

    chmod -R -s -ug /application


    正确答案: B
    解析: 暂无解析

  • 第13题:

    A System p administrator wants to NFS mount a filesystem from server "alpha" to server "bravo".  Which of the following commands should be issued from "bravo" to determine which filesystems are being exported by server "alpha"()

    • A、lsexport alpha
    • B、showmount -e alpha
    • C、exportfs -l alpha
    • D、mount -e nfs alpha

    正确答案:B

  • 第14题:

    You work as the IT professional in an international company which is named Wiikigo. You are experiencedin implementing and administering a network operating system. You are specialized in deploying servers,configuring Windows Server 2008 Terminal services and network application services, and configuring aweb services infrastructure. You manage a server that runs Windows Server 2008. The server hasTerminal Service Web Access (TS Web Access) installed. Several line-of-business applications areavailable on the server by using TS Web Access. You have a new application installed on the server. Youhave to make the application available through TS Web Access. In order to achieve this,What action should you perform?()

    • A、In order to make the application available through TS Web Access, the data source for TS Web Accessshould be specified from the TS Web Access Web site.
    • B、In order to make the application available through TS Web Access, the application should be added to the RemoteApp Programs list from TS RemoteApp Manager.
    • C、In order to make the application available through TS Web Access, the users should be added to the TS Web Access Computers group from the Local Users and Groups snap-in.
    • D、In order to make the application available through TS Web Access, the mstsc.exe command should be run and specify the /v parameter should be specified from the command prompt.

    正确答案:B

  • 第15题:

    The system administrator has requested that all setuid/setgid bits be removed from executables in application filesystem. Which command will achieve this?()

    • A、chmod -R o-s /application
    • B、chmod -R ug-s /application
    • C、chmod -R -s -o /application
    • D、chmod -R -s -ug /application

    正确答案:B

  • 第16题:

    单选题
    Your network consists of a single Active Directory domain. All domain controllers run Windows Server 2008 R2. All client computers run Windows 7. All user accounts are stored in an organizational unit (OU) named Staff. All client computer accounts are stored in an OU named Clients.  You plan to deploy a new application. You need to ensure that the application deployment meets the following requirements: èUsers must access the application from an icon on the Start menu. èThe application must be available to remote users when they are offline. What should you do?()
    A

    Publish the application to users in the Staff OU.

    B

    Publish the application to users in the Clients OU.

    C

    Assign the application to computers in the Staff OU.

    D

    Assign the application to computers in the Clients OU.


    正确答案: C
    解析: 暂无解析

  • 第17题:

    单选题
    A retail customer has a database application that is accessed by a large number of people through a web interface from multiple remote locations. Which questions will provide the information necessary to design the best performing storage solution of the following?()
    A

    How many web servers will be connected to the database?

    B

    How many concurrent applications will run against the database?

    C

    How many concurrent users will be accessing the database?

    D

    What are the types of transactions run against the database?


    正确答案: C
    解析: 暂无解析

  • 第18题:

    单选题
    An administrator has received complaints from users that an application is not available while other applications  run. This  application  resides  on  an  NFS  mounted  filesystem.   Which  of  the  following  commands should be run as a reasonable first step to handle this problem()
    A

    df

    B

    showmount

    C

    exportfs

    D

    refresh -g nfs


    正确答案: D
    解析: 暂无解析

  • 第19题:

    单选题
    An administrator is in charge of a server that houses various applications. Which of the following BEST explains this server type?()
    A

    Dedicated Application Server

    B

    File Server

    C

    Shared Application Server

    D

    Peer-to-Peer Application Server


    正确答案: D
    解析: 暂无解析

  • 第20题:

    单选题
    You work as the IT professional in an international company which is named Wiikigo. You are experiencedin implementing and administering a network operating system. You are specialized in deploying servers,configuring Windows Server 2008 Terminal services and network application services, and configuring aweb services infrastructure. You manage a server that runs Windows Server 2008. The server hasTerminal Service Web Access (TS Web Access) installed. Several line-of-business applications areavailable on the server by using TS Web Access. You have a new application installed on the server. Youhave to make the application available through TS Web Access. In order to achieve this,What action should you perform?()
    A

    In order to make the application available through TS Web Access, the data source for TS Web Accessshould be specified from the TS Web Access Web site.

    B

    In order to make the application available through TS Web Access, the application should be added to the RemoteApp Programs list from TS RemoteApp Manager.

    C

    In order to make the application available through TS Web Access, the users should be added to the TS Web Access Computers group from the Local Users and Groups snap-in.

    D

    In order to make the application available through TS Web Access, the mstsc.exe command should be run and specify the /v parameter should be specified from the command prompt.


    正确答案: B
    解析: 暂无解析

  • 第21题:

    单选题
    An administrator has received complaints from users that an application is not available while other applications run. This application resides on an NFS mounted filesystem. Which of the following commands should be run as a reasonable first step to handle this problem?()
    A

    df

    B

    showmount

    C

    exportfs

    D

    refresh -g nfs


    正确答案: C
    解析: 暂无解析

  • 第22题:

    单选题
    A System p administrator wants to NFS mount a filesystem from server "alpha" to server "bravo".  Which of the following commands should be issued from "bravo" to determine which filesystems are being exported by server "alpha"()
    A

    lsexport alpha

    B

    showmount -e alpha

    C

    exportfs -l alpha

    D

    mount -e nfs alpha


    正确答案: B
    解析: 暂无解析

  • 第23题:

    单选题
    An administrator is planning an upgrade of a major software package on an application server.The software has been identified, the project approved and the upgrade purchased. Which of the following steps should the administrator take NEXT?()
    A

    Create a test environment for the new version.

    B

    Determine system requirements for the upgrade.

    C

    Request bids from other competing vendors in the product space.

    D

    Document the upgrade.


    正确答案: B
    解析: 暂无解析

  • 第24题:

    单选题
    An administrator is troubleshooting a problem on an application server, but has not determined the cause of the problem and is not able to replicate the problem. Which of the following should the administrator do prior to escalating the issue?()
    A

    Gather information from users.

    B

    Reboot the server.

    C

    Apply the latest service packs to the operating system.

    D

    Perform a root cause analysis


    正确答案: B
    解析: 暂无解析