2010年软考网络工程师冲刺练习题及答案（21）
1、配置www服务器是UDIX操作系统平台的重要工作之一，而Apache是目前应用最为广泛的Web服务器产品之一，(3)是Apache的主要配置文件。URL根目录与服务器本地目录之间的映射关系是通过指令(4)设定;指令ServerAdmin的作用是(5);而设置index.html或default.html为目录默认文档的指令是(6);如果允许以“http://www.xxx.edu.cn/~usernaIne，方式访问用户的个人主页，必须通过(7)指令设置个人主页文档所在的目录。
(3)A httpd.conf
B srm.conf
C access.conf
D apache.conf
(4)A WWWRoot
B ServerRoot
C ApacheRoot
D DocumentRoot
(5)A 设定该WWW服务器的系统管理员账号
B 设定系统管理员的电子邮件地址
C 指明服务器运行时的用户账号，服务器进程拥有该账号的所有权限
D 指定服务器WWW管理界面的URL，包括虚拟目录、监听端口等信息
(6)A IndexOptions
B Directorylndex
C DireetoryDefault
D Indexlgnore
(7)A VirtualHost
B VirtualDirectory
C UserHome
D UserDir
2、SNMPv3把对网络协议的安全威胁分为(1)两类
(1)A 修改信息和修改报文流IP层
B 消息泄露和修改报文流
C 非法窃取和盗用
D 主要和次要
3、在NetWare网络中，客户需要访问某个类型的服务器时，首先要发送一个(2)广播报文来寻找服务器。
(2)A Rip
B Sap
C Gns
D arp
4、Flow control is a function that prevents network congestion by ensuring that(1)do not overwhelm (2)with data.There are there commonly used methods for handling network congestion. (3)is used by metwork devices to temporarily syore bursts of excess data in memory until they can be processed(4)are used by receiVing devicest. help preVenttheir buffers from overflowing.(5)is a floe-contro scheme in which che source device requires an acknowledgment from the destination after acertain number of packers have been transmitted
(1~2)A transmitting devices
B transmitted devices
C receiving devices
D received devices
(3~5)A Buffer
B Source-quench messages
C Buffering
D Windowing
5、The purpose of the requirements definition phase is to produce a clear, complete.consitent,and testable(1)of the technical requirements, for the software produet.During the requirements definition phase,the requirements deftnifion team uses an iterative process to espand a broad statement of the system requirements into a complete and detailed specificationof each function that the software must perform and each(2)that it must meet. The starting point is ususlly a set of hing-leval requirements from the(3)that describe the project or problem.Ineither the either case,the requirements definition team formulates an overall concept for the system and thedefines(4)showing how the system will be operated, publishes the system and operation concept documents,and conducts asystem concept review(SCR).Following the SCR,the team derives(5)requirements for the system from the highlevel requirements and the systern operations concept.Using structured or object-oriented analysis,the team specifies the software functions and algorithms needed to satisfy
(1)A function
B definition
C specification
D statement
(2)A ctiterion
B standard
C model
D system
(3)A Pmdueer
B customer
c programmer
D analyser
(4)A rules
B principles
C scenarios
D sxenes
(5)A detailed
B outlined
C total
D complete
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