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第71题      
知识点   ping
分类   专业英语       

 
A project is a [temporary] (71) of unique, complex, and connected activities having one goal or purpose and that must be completed by a specific time, within budget, and according to (72).
Project management is the process of scoping, planning, staffing,organizing, directing, and controlling the development of a(n) (73) system at a minimum cost within a specified time frame.
For any systems development project, effective project management is necessary to ensure that the project meets the (74) , is developed within an acceptable budget, and fulfills
customer expectations and specifications. Project management is a process that starts at the beginning of a project, extends through a project, and doesn’t culminate until the project is completed.
The prerequisite for good project management is a well-defined system development process. Process management is an ongoing activity that documents, manages the use of, and improves an organization’s chosen methodology (the “process”)for system development. Process management is concerned with the activities, deliverables, and quality standards to be applied to (75) project(s).
 
 
  A.  task
 
  B.  work
 
  C.  sequence
 
  D.  activity
 
 
 

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   知识点讲解    
   · ping
 
       ping
        ping通过发送"Internet控制报文协议(ICMP)"回送请求/应答报文来验证与另一台TCP/IP计算机的IP级连接。回送请求/应答报文的接收情况将和往返过程的次数一起显示出来。ping是用于检测网络连接性、可到达性和名称解析的疑难问题的主要TCP/IP命令。如果不带参数,ping将显示帮助。
        1)语法格式
        
        2)参数说明
        参数如下表所示。
        
        ping的选项
        


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↓第71题