易搜题 > 资格证大类 > 软件考试 > 问题详情
问题详情

Windows系统中,在排除DNS域名解析故障时需要刷新DNS解析器缓存,使用的命令是( )。



A.ipconfig/renew B.ipconfig/flushdns C.netstat-r D.arp -a

未找到的试题在搜索页框底部可快速提交,在会员中心"提交的题"查看可解决状态。 收藏该题
查看答案

相关问题推荐

  • 若一种程序设计语言规定其程序中的数据必须具有类型,则有利于()。①在翻译程序的过程中为数据合理分配存储单元②对参与表达式计算的数据对象进行检查③定义和应用动态数据结构④规定数据对象的取值范围及能够进行的运算⑤对数据进行强制类型转换


    A.①②③B.①②④C.②④⑤D.③④⑤
  • Ravi, like many project( ),had studied the waterfall model of software development as the primary software life-cycle( ).He was all set to use it for an upcoming project, his first assignment. However, Ravi found that the waterfall model could not be used because the customer wanted the software delivered in stages, something that implied that the system had to be delivered and built in ( ) and not as( ).The situation in many other projects is not very different. The real world rarely presents a problem in which a standard process, or the process used in a previous project, is the best choice. To be the most suitable, an existing process must be( )to the new problem.A development process, even after tailoring, generally cannot handle change requests.To accommodate change requests without losing control of the project, you must supplement the development process with a requirement change management process.



    A.customers B.managers C.users D.administrators
    问题2:
    A.activity B.procedure C.process D.progress
    问题3:
    A.parts B.modules C.software D.a whole
    问题4:
    A.parts B.modules C.software D.a whole
    问题5:
    A.modified B.used C.suited D.tailored
  • 某项目经理正在为一个新产品开发项目制订项目管理计划,他应该遵循的基本原则中不包括()。


    A.逐步精确细化B.技术工作与管理工作相分离C.各干系人参与D.对相关人员与资源统一组织及管理
  • 在进行项目质量控制时,统计方法强调一切用数据说话,而()则主要用事实说话,靠“灵感”发现新思想、解决新问题。


    A.帕累托图B.树状图C.相互关系图D.亲和图
  • 给定关系模式R,U={A,B,C),F={AB→C,C→B)。关系R()且分别有()


    A.只有1个候选关键字ACB.只有1个候选关键字ABC.有2个候选关键字AC和BCD.有2个候选关键字AC和AB
    问题2:A.1个非主属性和2个主属性B.2个非主属性和1个主属性C.O个非主属性和3个主属性D.3个非主属性和0个主属性
联系客服 会员中心
TOP