2021年12月21日来源:信管网 作者:cnitpm
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网络工程师每日一练试题内容(2021/12/20)
试题1: 一个路由器的路由表如下所示。如果该路由器接收到一个目的IP地址为10.1.2.5的报文,那么它应该将其投递到( ) 在Linux系统中,要查看如下输出,可使用命令(32)。
A.[root@localhost]#ifconfig
B.[root@localhost]#ipconfig eth0
C.[root@localhost]#ipconfig]
D.[root@localhost]#ipconfig figeth0
若Web站点的默认文档中依次有index.htm,default.htm,default.asp,ih.htm四个文档,则主页显示的是 ( ) 的内容。
A、index.htm
B、ih.htm
C、default.htm
D、default.asp
中断响应时间是指( )
A、从中断处理开始到中断处理结束所用的时间
B、从发出中断请求到中断处理结束所用的时间
C、从发出中断请求到进入中断处理所用的时间
D、从中断处理结束到再次中断请求的时间
若某计算机系统由两个部件串联构成,其中一个部件的失效率为7×10-6/小时,若不考虑其他因素的影响,并要求计算机系统的平均故障间隔时间为105小时,则另一个部件的失效率应为 ( ) /小时。
The purpose of the requirements definition phase is to produce a clear, complete, consistent, and testable (1) of the technical requirements for the software product.
During the requirements definition phase, the requirements definition team uses an iterative process to expand a broad statement of the system requirements into a complete and detailed specification of each function that the software must perform and each (2) that it must meet.The starting point is usually a set of high-level requirements from the (3) that describe the project or problem.
In either case, the requirements definition team formulates an overall concept for the system and then defines (4) showing how the system will be operated, publishes the system and operations concept document, and conducts a system concept review(SCR).
Following the SCR, the team derives (5) requirements for the system from the high level requirements and the system and operations concept. Using structured or object-oriented analysis, the team specifies the software functions and algorithms needed to satisfy each detailed requirement.
(1)A、function
B、definition
C、specification
D、statement
(2)A、criterion
B、standard
C、model
D、system
(3)A、producer
B、customer
C、programmer
D、analyser
(4)A、rules
B、principles
C、scenarios
D、scenes
(5)A、cotailed
B、outlined
C、total
D、complete
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