【名词&注释】
数据结构(data structure)、数据类型(data type)、微软公司(microsoft)、数据源(data source)、信息库(information base)、进一步(further)、专利权保护、《专利法》、保护期限(length of protection)、后进先出(lifo)
[单选题]数据结构和算法设计的原则不包括( )。
A. 先设计全局的，再设计局部的
B. 为避免侵权，不要选用社会上已有的传统算法
C. 设计后需要进行测试，检查其是否满足性能要求
D. 设计后常需要进一步优化
查看答案&解析
举一反三：
[多选题]在SNMP的管理模型中，关于管理信息库的说法中正确的是______。
A. 一个网络只有一个信息库
B. 管理信息库是一个完整、单一的数据库
C. 管理信息库是一个逻辑数据库，它由各个代理之上的本地信息库联合构成
D. 以不都不对
G.
[多选题]●One ofthe main resposibilities ofICMP is to report (71). Although technology has produced increasingly reliable transmission media, errors still exist and must be handled. IP is an (72) protocol. This means that error checking and error control are not a concem ofIP.ICMP was designed, in part, to compensate for this shortcoming. Howerver, ICMP does not _(73) errors, it simply reports them. Error correction is left to the higher-level potocols. Error messages are always sent to the original__(74) because the only information available in the datagram about the route is the source and destination lP addresses. ICMP uses the source IP address to send the error massage to the source ofthe(75) .(71)
A. A, numbers
B. functions
C. strings
D. errors
E. (72)
F. reliable
G. unreliable
H. available
I. unavailable
J. (73)
K. correct
L. conduct
M. produce
N. connect
O. (74)
P. user
Q. destination
R. source
S. program
T. (75)
U. datagram
V. frame
W. service
X. protocol
[多选题]_____
A. 文件型
B. 引导型
C. 目录型
D. 宏病毒
H.
[单选题]发明专利权保护期限(length of protection)是至申请日开始(13)年。
A. 5
B. 10
C. 20
D. 30
[单选题]Windows XP is Microsoft' s most advanced desktop(70)system.
A. operating
B. programming
C. security
D. service
[单选题]
B． recentness
C． recently
D． fast
A. quicklyB． recentness
B. recently
C. fast
[单选题]Users also need(69)systems to help them explore the Web and discover interesting data sources and interfaces that support different query and search paradigms.
A. negative
B. adaptive
C. passive
D. adaption
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