单选题An operator is asked to shutdown the telnet service for security reasons. What are the appropriate commands to achieve this?（）A comment out telnetd in /etc/services refresh -s inetdB comment out telnetd in /etc/inetd.conf refresh -s inetdC comment out

题目
单选题
An operator is asked to shutdown the telnet service for security reasons. What are the appropriate commands to achieve this?（）
A

comment out telnetd in /etc/services refresh -s inetd

B

comment out telnetd in /etc/inetd.conf refresh -s inetd

C

comment out telnetd in /etc/rc.tcpip refresh -s telnetd

D

comment out telnetd in /etc/inetd.conf refresh -s telnetd

相似考题

1.如何停止一台机器的telnet服务()A.Put NONE in/etc/telnet.allowB.Put a line&39;ALL:ALL&39;in/etc/hosts.denyC.Comment the telnet entry in/etc/inittabD.Comment the telnet entry in/etc/xinet.conf

2.WhichofthefollowingcommandsrestartsaTCP／IPsubsystemthatprovidesnetworkservices()A.refresh-sinetdB.refresh-stcpipC./etc/rc.tcpipefreshD.refresh-ginetd

3.An operator is asked to shutdown the telnet service for security reasons. What are the appropriate commands to achieve this?()A. comment out telnetd in /etc/services refresh -s inetdB. comment out telnetd in /etc/inetd.conf refresh -s inetdC. comment out telnetd in /etc/rc.tcpip refresh -s telnetdD. comment out telnetd in /etc/inetd.conf refresh -s telnetd

4.WhichcommandrestartstheTCP／IPsubsystem?()A.refresh-sinetdB.refresh-stcpipC.refresh-g/etc/rc.tcpipD.refresh-g/etc/inetd.conf

参考答案和解析
正确答案： A
解析： 暂无解析
更多“单选题An operator is asked to shutdown the telnet service for security reasons. What are the appropriate commands to achieve this?（）A comment out telnetd in /etc/services refresh -s inetdB comment out telnetd in /etc/inetd.conf refresh -s inetdC comment out ”相关问题

  • 第1题：

    After performing a modification on the /etc/ssh/sshd_config file the operator needs to reinitialize the secure shell daemon to enable the new settings. Which of the following is the correct way to achieve this?（）

    A. Use refresh -s sshd

    B. Use init.sshd /etc/rc.ssh

    C. Use /usr/sbin/sshd -restart

    D. Use stopsrc -s sshd and then startsrc -s sshd


    参考答案：D

  • 第2题：

    One Class Surveyor got onboard of a 45000 DWT new construction Chemical Tanker a week before delivery， he carried out the initial Safety Equipment survey in accordance with the Fire Fighting and Life-saving Control Plan.Surveyor noted that the vessel had two (2) 15 persons’ Life-rafts at each side， and One (1) 6 persons’ Life-raft on the forward main deck. The surveyor verified the Life-rafts’ certificate and found that the max storing height of one 15 person’s Life-raft at port side to be 18 meters as indicated on its certificate. But the surveyor checked the drawings and noted that actual storing position was 18.5 meters above the Lightweight water line of this vessel.Surveyor recommended shipyard to change the Life-raft or re-locate the life-raft in order to comply with the stowing height requirement as indicated on its certificate. Do you think the Surveyor’s recommendation is correct？（）

    • A、The surveyor’s comment was not correct； because the Life-raft has the Hydra-Static Releaser， should not care the height of Storing Position
    • B、The surveyor’s comment was correct； because if the Storing height was over the Limit of the Life-raft， It may damage the Life-raft when throwing off to the water
    • C、The surveyor’s comment was not correct； the storing position was the same location as showing on the approved drawings
    • D、The surveyor’s comment was correct； as a surveyor， he can give any comment as he like

    正确答案:B

  • 第3题：

    After performing a modification on the /etc/ssh/sshd_config file the operator needs to reinitialize the secure shell daemon to enable the new settings. Which of the following is the correct way to achieve this?（）

    • A、Use refresh -s sshd
    • B、Use init.sshd /etc/rc.ssh
    • C、Use /usr/sbin/sshd -restart
    • D、Use stopsrc -s sshd and then startsrc -s sshd

    正确答案:D

  • 第4题：

    Which command restarts the TCP/IP subsystem？（）

    • A、refresh -s inetd
    • B、refresh -s tcpip
    • C、refresh -g /etc/rc.tcpip
    • D、refresh -g /etc/inetd.conf

    正确答案:A

  • 第5题：

    An operator is asked to shutdown the telnet service for security reasons. What are the appropriate commands to achieve this?（）

    • A、comment out telnetd in /etc/services refresh -s inetd
    • B、comment out telnetd in /etc/inetd.conf refresh -s inetd
    • C、comment out telnetd in /etc/rc.tcpip refresh -s telnetd
    • D、comment out telnetd in /etc/inetd.conf refresh -s telnetd

    正确答案:B

  • 第6题：

    What command would be used to restart the mail daemon？（）

    • A、sendmail -bi
    • B、refresh -s sendmail
    • C、restart -a sendmail
    • D、/etc/sendmail.cf -stop  /etc/sendmail.cf -start

    正确答案:B

  • 第7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8题：

    The JSP developer wants a comment to be visible in the final output to the browser. Which comment styleneeds to be used in a JSP page？（）

    • A、<!-- this is a comment -->
    • B、<% // this is a comment %>
    • C、<%-- this is a comment --%>
    • D、<% /** this is a comment **/ %>

    正确答案:A

  • 第9题：

    单选题
    An application is no longer required to start up automatically at system boot.  Which of the following  supported procedures would the administrator use to accomplish this（）
    A

    Edit the /etc/inittab and comment out the entry that starts the application by placing a at the beginning of the line.

    B

    Use the chitab command.

    C

    Use the rmitab command.

    D

    Edit the /etc/reboot file to remove the entry that starts the application.


    正确答案： D
    解析： 暂无解析

  • 第10题：

    单选题
    You are Cisco Channel Partner Account Manager. Which service component within the preparephase recommends the appropriate technology strategy to address a business requirement of the customer？（）
    A

     finding out what a customer requires from a proposed solution

    B

     analyzes the customer’s business requirements and recommends the appropriate Cisco technologies to meet business requirements

    C

     finding out what end-user training a customer requires

    D

     finding out a customer’s physical requirements


    正确答案： C
    解析： 暂无解析

  • 第11题：

    单选题
    What is the writer’s attitude toward the “sociometer theory” in Comment 7?
    A

    Affirmative.

    B

    Objective.

    C

    Detached.

    D

    Negative.


    正确答案： D
    解析：
    由评论7中的“that determination is full of cognitive biases and errors”，这个决定因素充满认知偏差和错误。由此可知，作者对“计量社会学理论”的态及是否定的。故D项为正确答案。

  • 第12题：

    单选题
    After performing a modification on the /etc/ssh/sshd_config file the operator needs to reinitialize the secure shell daemon to enable the new settings. Which of the following is the correct way to achieve this?（）
    A

    Use refresh -s sshd

    B

    Use init.sshd /etc/rc.ssh

    C

    Use /usr/sbin/sshd -restart

    D

    Use stopsrc -s sshd and then startsrc -s sshd


    正确答案： A
    解析： 暂无解析

  • 第13题：

    When students are asked to go to the local museum, libraries, etc. to find out informationabout endangered animals and work out a plan for an exhibition, they are doing a(n)__________.


    A.survey

    B.experiment

    C.project

    D.presentation

    答案：C
    解析：
    考查收集评价信息的方式。教师让学生去博物馆、图书馆等搜查关于濒危动物的信息并让学生做出书面的展览规划，这属于一项学习项目。题干中的“搜查濒危动物的信息”可以算是一种survey(调查)，但是还需要制定一个展览计划，因此整个任务应该是一个project(项目)，故选C。

  • 第14题：

    You are Cisco Channel Partner Account Manager. Which service component within the preparephase recommends the appropriate technology strategy to address a business requirement of the customer？（）

    • A、 finding out what a customer requires from a proposed solution
    • B、 analyzes the customer’s business requirements and recommends the appropriate Cisco technologies to meet business requirements
    • C、 finding out what end-user training a customer requires
    • D、 finding out a customer’s physical requirements

    正确答案:B

  • 第15题：

    Which of the following commands restarts a TCP/IP subsystem that provides network services  （）

    • A、refresh -s inetd
    • B、refresh -s tcpip
    • C、/etc/rc.tcpip efresh
    • D、refresh -g inetd

    正确答案:A

  • 第16题：

    用户修改了/etc/inetd.conf配置文件，（）可以使修改后的inetd.conf生效。

    • A、startsrc-ginetd
    • B、startsrc-sinetd
    • C、refresh-sinetd
    • D、inetd-f/etc/inetconf

    正确答案:C

  • 第17题：

    What is the proper way to ensure that updates to the /etc/aliases file are seen by sendmail？（）

    • A、Refresh the named daemon
    • B、Run the alias command
    • C、Refresh the snmpd daemon
    • D、Run the sendmail -bi command

    正确答案:D

  • 第18题：

    Which command must be run after an administrator has made changes to /etc/services to activate the changes？（）

    • A、/etc/rc.tcpip
    • B、refresh -s inetd
    • C、startsrc -s inetd
    • D、startsrc -g tcpip

    正确答案:B

  • 第19题：

    An application is no longer required to start up automatically at system boot.  Which of the following  supported procedures would the administrator use to accomplish this（）

    • A、Edit the /etc/inittab and comment out the entry that starts the application by placing a at the beginning of the line.
    • B、Use the chitab command.
    • C、Use the rmitab command.
    • D、Edit the /etc/reboot file to remove the entry that starts the application.

    正确答案:C

  • 第20题：

    单选题
    When students are asked to go to the local museum, libraries, etc. to find out information about endangered animals and work out a plan for an exhibition, they are doing a(n)__________.
    A

    survey

    B

    experiment

    C

    project

    D

    presentation


    正确答案： C
    解析：

  • 第21题：

    单选题
    如何在 JavaScript 中添加注释？（）
    A

     ' This is a comment 

    B

     <!--This is a comment--> 

    C

     //This is a comment 


    正确答案： B
    解析： 暂无解析

  • 第22题：

    单选题
    The JSP developer wants a comment to be visible in the final output to the browser. Which comment styleneeds to be used in a JSP page？（）
    A

    <!-- this is a comment -->

    B

    <% // this is a comment %>

    C

    <%-- this is a comment --%>

    D

    <% /** this is a comment **/ %>


    正确答案： B
    解析： 暂无解析

  • 第23题：

    单选题
    One Class Surveyor got onboard of a 45000 DWT new construction Chemical Tanker a week before delivery， he carried out the initial Safety Equipment survey in accordance with the Fire Fighting and Life-saving Control Plan.Surveyor noted that the vessel had two (2) 15 persons’ Life-rafts at each side， and One (1) 6 persons’ Life-raft on the forward main deck. The surveyor verified the Life-rafts’ certificate and found that the max storing height of one 15 person’s Life-raft at port side to be 18 meters as indicated on its certificate. But the surveyor checked the drawings and noted that actual storing position was 18.5 meters above the Lightweight water line of this vessel.Surveyor recommended shipyard to change the Life-raft or re-locate the life-raft in order to comply with the stowing height requirement as indicated on its certificate. Do you think the Surveyor’s recommendation is correct？（）
    A

    The surveyor’s comment was not correct； because the Life-raft has the Hydra-Static Releaser， should not care the height of Storing Position

    B

    The surveyor’s comment was correct； because if the Storing height was over the Limit of the Life-raft， It may damage the Life-raft when throwing off to the water

    C

    The surveyor’s comment was not correct； the storing position was the same location as showing on the approved drawings

    D

    The surveyor’s comment was correct； as a surveyor， he can give any comment as he like


    正确答案： B
    解析： 暂无解析

  • 第24题：

    单选题
    An operator is asked to shutdown the telnet service for security reasons. What are the appropriate commands to achieve this?（）
    A

    comment out telnetd in /etc/services refresh -s inetd

    B

    comment out telnetd in /etc/inetd.conf refresh -s inetd

    C

    comment out telnetd in /etc/rc.tcpip refresh -s telnetd

    D

    comment out telnetd in /etc/inetd.conf refresh -s telnetd


    正确答案： D
    解析： 暂无解析

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