Users have reported that they cannot access certain Internet sites. An administrator wants to test that the sites are properly resolving to an IP address. Which of the following tools would allow the administrator to test name resolution?（）A. net viewB. i

题目

Users have reported that they cannot access certain Internet sites. An administrator wants to test that the sites are properly resolving to an IP address. Which of the following tools would allow the administrator to test name resolution?（）

A. net view

B. ipconfig

C. dig

D. ifconfig

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更多“Users have reported that they cannot access certain Internet sites. An administrator wants ”相关问题

  • 第1题：

    The original experiment cannot be exactly duplicated.

    A:invented
    B:reproduced
    C:designed
    D:reported

    答案：B
    解析：
    本句意思：最初的实验不能完全复制。duplicate意思是“复制”，与reproduce（复制，再生）意思相近。invent发明；design设计，计划；report报道。

  • 第2题：

    使用snmptuil.exe 可以查看代理的 MiB对象,下列文本框内oid部分是（ ）.C:\ Users\Administrator> snmptuil get 192.168.1.31 public.1.3.6.1.2.1.1.3.0Variable=system.sysUpTime.0Value=TimeTicks 1268830

    A.192.168.1.31
    B.1.3.6.1.2.1.1.3.0
    C.system.sysUpTime.0
    D.TimeTicks 1268803

    答案：B
    解析：
    C:\>snmputil get 192.168.1.31 public .1.3.6.1.2.1.1.3.0public .1.3.6.1.2.1.1.3.0是指的系统开机时间多长。OID（对象标识符），是SNMP代理提供的具有唯一标识的键值。MIB（管理信息基）提供数字化OID到可读文本的映射。所有完全验证OID都有 .iso.org.dod.internet.private 开始，数字表达为: .1.3.6.4. 。几乎所有的OID都会跟上企业（.1）和由IANA（互联网编号分配中心分配的）唯一的厂商标号。 OID的相对格式，从企业值开始，略过所有的隐含地址。因此，可以用相对地址 enterprises.netapp.netappl.raid.diskSUmmary.diskSpaceCount.0 来表示上述的OID，或者用数字格式 .1.789.6.4.8.0 .某些唯一键值，可用多个实例表示，这样所有的OID都以实例值结尾。因此可以看到大多数OID都是以一个 .0 结尾的。

  • 第3题：

    1、对于注册表的访问许可是将访问权限赋予计算机系统的用户组，如Administrator、Users、Creator／Owner组等。


    正确

  • 第4题：

    The original experiment cannot be exactly duplicated.

    A:reproduced
    B:invented
    C:designed
    D:reported

    答案：A
    解析：
    本句意思：原先的实验不可能被完全地复制。duplicate意思为“复制，重复”，与reproduce（复制，再生产）意思相近。invent发明，创造；design设计，安排；report报告，通报。

  • 第5题：

    Network security consists of policies and practices to prevent and monitor（ ）access,misuse,modification, or denial of a computer network and network-accessible resources.Network security involves the authorization of access to data in a network,which is controlled by the network（请作答此空）. Users choose or are assigned an ID and password or other authenticating information that allows them to access to information and programs within their authority.Network security secures the network,as well as protecting and overseeing operations being done. The most common and simple way of protecting a network resource is by assigning it a（ ）name and a corresponding password. Network security starts with authentication.Once authenticated a （ ） enforces policies such as what services are allowed to be accessed by the network users. Though effective to prevent unauthorized access, this component may fail to check potentially harmful content such as computer（ ）or Trojans being transmitted over the network

    A.user
    B.agent
    C.server
    D.administrator

    答案：D
    解析：
    网络安全概念。

  • 第6题：

    5、要在命令行下使用adb shell命令，应将（）目录添加到系统Path环境变量中？

    A．C:\Users\Administrator\AppData\Local\Android\Sdk\bin

    B．C:\Users\Administrator\AppData\Local\Android\Sdk\platforms

    C．\Users\Administrator\AppData\Local\Android\Sdk\build-tools

    D．C:\Users\Administrator\AppData\Local\Android\Sdk\platform-tools


    bash

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