单选题An email server has been installed; however, the staff reports that they are unable to receive email from external email addresses, but they can email each other.  Which of the following is the MOST likely reason for this?()AThe company firewall is blo

题目
单选题
An email server has been installed; however, the staff reports that they are unable to receive email from external email addresses, but they can email each other.  Which of the following is the MOST likely reason for this?()
A

 The company firewall is blocking SMTP ports.

B

 The DHCP server is misconfigured.

C

 The DNS server is only resolving internal name spaces.

D

 The email server should be configured to resolve names by IP addresses.


相似考题
更多“An email server has been installed; however, the staff repor”相关问题
  • 第1题:

    Certkiller .com has a server named Certkiller -SR05 that has numerous processors installed.You have been given the task of developing an application that displays certain clock speed statisticson all processors installed on Certkiller -SR05.You need to ensure that this requirement is fully satisfied.What should you do?()

    A.

    B.

    C.

    D.


    参考答案:B

  • 第2题:

    The technician has suspicions that a browser has been hijacked. Which of the following should the technician look for in this situation?()

    • A、A new default gateway has been setup.
    • B、A new Internet shortcut has been added.
    • C、A new web browser has been installed and is now the default.
    • D、A proxy server has been enabled.

    正确答案:D

  • 第3题:

    After a server has been installed into a rack, an administrator must ensure which of the following?()

    • A、Warm air flow is permitted through the front bezel
    • B、The system is labeled so that it can be identified
    • C、Verify the change control process can be implemented
    • D、Determine the correct power requirements

    正确答案:B

  • 第4题:

    An administrator has just installed a new NIC into the server. The system POSTs fine and the NIC is recognized by the OS, but it does not receive an IP address. Which of the following is the MOST likely cause of this?()

    • A、The NIC is not on the HCL.
    • B、The driver is incorrect on the server.
    • C、The patch cable has not been seated properly.
    • D、The NIC is not seated properly.

    正确答案:C

  • 第5题:

    A customer has just purchased six x346 servers running Windows 2003 Web Edition.They are expecting to add six additional x346’s in three months.They have a requirement to automatically deploy the current server image upon the new servers. What TWO actions are required to complete this task?()

    • A、Ensure Director Agent is installed on the new servers.
    • B、Ensure a DHCP Sever is installed and configured in the environment.
    • C、Ensure Server Plus Pack option has been installed and configured.
    • D、Ensure Software Distribution has been installed on the IBM Director Server and an image has been created.
    • E、Ensure Remote Deployment Manager has been installed on the IBM Director Server and an image has been created.

    正确答案:B,E

  • 第6题:

    A base operating system has just been installed, successfully rebooted, and the user is now logged in as root. The user wants the server software bundle installed, but has additional software that must be installed with the bundle. Which of the following procedures should be performed to complete the installation?()

    • A、Add the software to /usr/sys/inst.images
    • B、Update the bundle file in /usr/sys/inst.images
    • C、Install the bundle filelists and run update all
    • D、Add the software to the bundle file in /usr/sys/inst.data/sys_bundles

    正确答案:D

  • 第7题:

    You work as the enterprise exchange administrator at Company.com.The Company.com network consists of a single Active Directory domain named Company.com.Company.com has an Exchange Server 2010 organization.Company.com contains three servers named -sr11, -sr12 and -sr13.these servers are configured as follows:-sr11 has the front-end role installed and is running exchange server 2003 service pack 2.-sr12 has the back-end role installed and is running exchange server 2003 service pack 2.-sr13 has the client access role and the mailbox role installed and is running exchange server 2010.you have received instructions from the cio to move the mailboxes from -sr12 to -sr13.however, you need to make sure thag the users can use the e-mail facilities.What should you do?()

    • A、You should consider installing the Exchange Server 2010 Edge Transport server role.
    • B、You should consider removing the Exchange Server 2003 servers.
    • C、You should consider installing a new Exchange Server 2010 Client Access server and remove the Exchange Server 2003 front-end server.
    • D、You should consider installing the Exchange Server 2010 Hub Transport server role.

    正确答案:D

  • 第8题:

    Your company has a network that has 100 servers. You install a new server that runs Windows Server 2008 R2. The server has the Web Server (IIS) server role installed. After a week, you discover that the Reliability Monitor has no data, and that the Systems Stability chart has never been updated.You need to configure the server to collect the Reliability Monitor data. What should you do?()

    • A、Run the perfmon.exe /sys command on the server.
    • B、Configure the Task Scheduler service to start automatically.
    • C、Configure the Remote Registry service to start automatically.
    • D、Configure the Secondary Logon service to start automatically.

    正确答案:B

  • 第9题:

    问答题
    Write a memo in about 50 words. You are a department manager. A new copying machine has been installed in your department. Write a memo to tell your staff members to be careful in using the newly-installed photocopier. Your instructions should include the following particulars: ·Ask them not to use it for too long at a time. ·Ask them to switch off the machine after use. ·Encourage them to offer suggestions for the care of the machine.

    正确答案: To:all staff members
    From:department manager.
    Subject:the proper use of photocopier
    Date:18 April,2013
    Recently a new copying machine has been installed in our department.This has brought US much convenience at work.In order to keep US benefiting from this newly installed photocopier,all of us must operate it in a proper way so that the photocopier can function smoothly.
    I would like to suggest the following:
    A.Do not use if for too long at a time since long-time operation without stop is likely to lead to breakdown of the machine.
    B.Remember to switch off the photocopier after use for the reason of safety as well as saving electricity.
    It is our common responsibility to keep the photocopier in a good condition.Any suggestion for the good care of the machine is welcome.
    解析: 暂无解析

  • 第10题:

    多选题
    You work as an administrator at ABC.com. The ABC.com network consists of a single domain named ABC.com. ABC.com has a server, named ABC-SR15, which has Windows Server 2012 R2 installed. ABC.com also has a server, named ABC-SR16, which has Windows Server 2008 R2 SP1 installed.  You have been instructed to make sure that ABC-SR16 is able to run Windows PowerShell 3.0.  Which of the following actions should you take?()
    A

    You should consider making sure that ABC-SR16 has a full installation of Microsoft .NET Framework 4 installed.

    B

    You should consider making sure that ABC-SR16 has a full installation of Microsoft .NET Framework 2 installed.

    C

    You should consider making sure that ABC-SR16 has WS-Management 3.0 installed.

    D

    You should consider making sure that ABC-SR16 is upgraded to Windows Server 2012 R2.


    正确答案: C,B
    解析: 暂无解析

  • 第11题:

    单选题
    Your company has a network that has 100 servers. You install a new server that runs Windows Server 2008. The server has the Web Server (IIS) server role installed.After a week, you discover that the Reliability Monitor has no data, and that the Systems Stability chart has never been updated.You need to configure the server to collect the Reliability Monitor data. What should you do?()
    A

    Run the perfmon.exe /sys command on the server.

    B

    Configure the Task Scheduler service to start automatically.

    C

    Configure the Remote Registry service to start automatically.

    D

    Configure the Secondary Logon service to start automatically.


    正确答案: A
    解析: 暂无解析

  • 第12题:

    单选题
    Your company has a network that has 100 servers. You install a new server that runs windows server 2008. The server has the web server (IIS) role installed. You discover that the reliability monitor has no data, and that the system stablitiy share has never been updated. You need to configure the server to collect the reliability monitor data. What should you do?()
    A

    Run the perfmon.exe /sys command on the server.

    B

    Configure the task scheduler service to start automatically.

    C

    Configure the remote registry serice to start automatically.

    D

    Configure the secondary login service to start automatically.


    正确答案: A
    解析: 暂无解析

  • 第13题:

    A new server was installed. Most clients are located in the same subnet as the server and can successfully access the server. Clients located on different subnets have been unable to access the server, but have no trouble accessing other servers on their subnet.  Which of the following is the reason that these clients are unable to access the server?()

    • A、 DHCP has assigned the wrong addresses.
    • B、 Incorrect default gateway on the server.
    • C、 DNS entries were not created.
    • D、 WINS server is not responding.

    正确答案:B

  • 第14题:

    An administrator is adding additional memory into a server that registers 1GB of memory in the OS and notices that the system has 2GB of memory physically installed; however, the server only shows 1GB of memory during POST.  Which of the following is the MOST likely reason for this?()

    • A、 The OS does not support more than 1GB of memory.
    • B、 The system memory has different manufacture dates.
    • C、 Two of the memory sticks are defective.
    • D、 The server is using memory interleaving.

    正确答案:C

  • 第15题:

    An email server has been installed; however, the staff reports that they are unable to receive email from external email addresses, but they can email each other.  Which of the following is the MOST likely reason for this?()

    • A、 The company firewall is blocking SMTP ports.
    • B、 The DHCP server is misconfigured.
    • C、 The DNS server is only resolving internal name spaces.
    • D、 The email server should be configured to resolve names by IP addresses.

    正确答案:A

  • 第16题:

    A new array of hard drives has been added to an existing server; however, when the server is booted into the Windows OS the new drives fail to appear in My Computer.  From which of the following locations can the new storage drives be added?()

    • A、 Format command
    • B、 Hypervisor
    • C、 Computer Management
    • D、 Disk Management
    • E、 Virtual Center

    正确答案:C,D

  • 第17题:

    WebSphere Commerce has been successfully installed and tested.  WebSphere Commerce Analyzer has been installed and the extraction programs have run with no errors but there is no data in any reports when viewed from the WebSphere Commerce Accelerator.  What could be the cause of this problem?()

    • A、The WebSphere Commerce application server was not started
    • B、The web server was not started
    • C、SSL has not been configured on the web server
    • D、The appropriate listeners were not enabled in Configuration Manager
    • E、The database server was not started

    正确答案:D

  • 第18题:

    SuSe Linux Enterprise Server (SLES) has been installed on an LPAR on a p5 570, but the client is having problems directly after installation with slow network performance. What is the most probable cause?()

    • A、SLES does not perform well with DHCP
    • B、SLES was installed with the default host name of Linux
    • C、Virtual Network Resources are being used, which is not supported in a SLES environment
    • D、The SLES instance was installed in 32-bit mode, where 64-bit should have been selected

    正确答案:B

  • 第19题:

    Your company has a network that has 100 servers. You install a new server that runs Windows Server 2008. The server has the Web Server (IIS) role installed. You discover that the Reliability Monitor has no data, and that the system stablitiy chare has never been updated. You nede to configure the server to collect the reliability monitor data.  What should you do()? 

    • A、Run the perfmon.exe /sys command on the server
    • B、Configure the Task schduler service to start automatically
    • C、configuyre the Remote Registry serice to start automatically
    • D、configure the Secondary Login service to start automatically.

    正确答案:B

  • 第20题:

    单选题
    After a server has been installed into a rack, an administrator must ensure which of the following?()
    A

    Warm air flow is permitted through the front bezel

    B

    The system is labeled so that it can be identified

    C

    Verify the change control process can be implemented

    D

    Determine the correct power requirements


    正确答案: B
    解析: 暂无解析

  • 第21题:

    单选题
    An email server has been installed; however, the staff reports that they are unable to receive email from external email addresses, but they can email each other.  Which of the following is the MOST likely reason for this?()
    A

     The company firewall is blocking SMTP ports.

    B

     The DHCP server is misconfigured.

    C

     The DNS server is only resolving internal name spaces.

    D

     The email server should be configured to resolve names by IP addresses.


    正确答案: C
    解析: 暂无解析

  • 第22题:

    单选题
    An administrator has just installed a new NIC into the server. The system POSTs fine and the NIC is recognized by the OS, but it does not receive an IP address. Which of the following is the MOST likely cause of this?()
    A

    The NIC is not on the HCL.

    B

    The driver is incorrect on the server.

    C

    The patch cable has not been seated properly.

    D

    The NIC is not seated properly.


    正确答案: A
    解析: 暂无解析

  • 第23题:

    多选题
    A new array of hard drives has been added to an existing server; however, when the server is booted into the Windows OS the new drives fail to appear in My Computer. From which of the following locations can the new storage drives be added?()
    A

    Format command

    B

    Hypervisor

    C

    Computer Management

    D

    Disk Management

    E

    Virtual Center


    正确答案: A,E
    解析: 暂无解析

  • 第24题:

    单选题
    The technician has suspicions that a browser has been hijacked. Which of the following should the technician look for in this situation?()
    A

    A new default gateway has been setup.

    B

    A new Internet shortcut has been added.

    C

    A new web browser has been installed and is now the default.

    D

    A proxy server has been enabled.


    正确答案: C
    解析: 暂无解析