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软件设计师每日一练试题(2022/3/6)

2022年03月07日来源:信管网 作者:cnitpm

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往期软件设计师每日一练试题汇总:www.cnitpm.com/class/27/e4_1.html

软件设计师每日一练试题(2022/3/6)在线测试:www.cnitpm.com/exam/ExamDay.aspx?t1=4&day=2022/3/6

点击查看:更多软件设计师习题与指导

软件设计师每日一练试题内容(2022/3/6)

试题1

彩色打印机中所采用的颜色空间是( )。
A、RGB彩色空间 
B、CMY彩色空间  
C、YUV彩色空间 
D、HSL彩色空问 

试题解析与讨论:www.cnitpm.com/st/76962650.html
试题参考答案:B

试题2

图2-1是一个软件项目的活动图,其中顶点表示项目里程碑,连接顶点的边表示包含的活动,边上的值表示完成活动所需要的时间,则()在关键路径上。



A.B
B.C
C.D
D.H

试题解析与讨论:www.cnitpm.com/st/2474817642.html
试题参考答案:B

试题3

硬磁盘存储器的道存储密度是指(1),而不同磁道上的位密度是(2)。
(1)A、沿同磁道每毫米记录的二进制位数 
B、同一柱面上的磁道数 
C、一个磁道圆周上所记录的二进制位数 
D、沿磁盘半径方向上单位长度(毫米或英时)上的磁道数
(2)A、靠近圆心的密度大 
B、靠近外边沿的密度大 
C、靠近圆心的密度小 
D、靠近半径中间的密度小 

试题解析与讨论:www.cnitpm.com/st/76032618.html
试题参考答案:D、A

试题4

Project after project designs a set of algorithms and then plunges intoconstruction of customer-deliverable software on a schedule that demands delivery of the first thing built.
In most projects, the first system built is (1) usable. It may be too slow, too big , awkward to use, or all three. There is no (2 ) but to start again, smarting but smarter and build a redesigned version in which these problems are solved. The discard and (3) may be done in one lump, or it may be done piece-by-piece. But all large-system experience shows that it will be done. Where a new system concept or new technology is used, one has to build a syste m to throw away, for even the best
planning is not so omniscient (全知的) as to get it fight the first time.
the management question, therefore, is not whether to build a pilot system and throw it away. You will do that. The only question is whether to plan in advance to build a (4).or to promise to deliver the throwaway to customers. Seen this way, the answer is much clearer. Delivering that throwaway to customers buys time, but it does so only at the (5) of agony (极大痛苦) for the user, distraction for the builders while they do the redesign, and a bad..reputation for the product that the best redesign will find hard to live down.
Henceplanto throw one away; you will,anyhow.
The management question, therefore, is not whether to build a pilot system and throw it away. You will do that. The only question is whether to plan in advance to build a throwaway, or to promise to deliver the throwaway to customers. Seen this way, the answer is much clearer. Delivering that throwaway to customers buys time, but it does so only at the cost of agony for the user, distraction for the builders while they do the redesign, and a bad reputation for the product that the best redesign will find hard to live down.
(1)A.almost
B.often
C.usually
D.barely
(2)A.alternative
B.need
C.possibility
D.solution
(3)A.design
B.redesign
C.plan
D.build
(4) A.throwaway
B.system
C.software
D.product
(5) A.worth
B. value
C. cost
D. invaluable

试题解析与讨论:www.cnitpm.com/st/271552319.html
试题参考答案:D、A、B、A、C

试题5

下图所示的防火墙结构属于( )。

A、简单的双宿主主机结构
B、单DMZ防火墙结构
C、带有屏蔽路由器的单网段防火墙结构
D、双DMZ防火墙结构

试题解析与讨论:www.cnitpm.com/st/76782644.html
试题参考答案:B

试题6: 某系统由下图所示的冗余部件构成。若每个部件的千小时可靠度都为R,则该系统的千小时可靠度为()

A.(1-R3)(1-R2)
B.(1-(1-R)3)(1-(1-R)2)
C.(1-R3)+(1-R2)
D.(1-(1-R)3)+(1-(1-R)2)
试题解析与讨论:www.cnitpm.com/st/3927311454.html
试题参考答案:B

试题7

使用200DPI的扫描分辨率扫描一幅2×2.5英寸的黑白图像,可以得到一幅( ) 像素的图像。
A、200×2
B、2×2.5
C、400×500
D、800×1000

试题解析与讨论:www.cnitpm.com/st/78062688.html
试题参考答案:C

试题8: 进程P1、P2、P3、P4和P5的前趋图如下所示:

若用PV操作控制这5个进程的同步与互斥的程序如下,那么程序中的空①和空②处应分别为();空③和空④处应分别为( );空⑤和空⑥处应分别为( )。

(1)
A.V(S1)和P(S2)
B.P(S1)和V(S2)
C.V(S1)和V(S2)
D.V(S2)和P(S1)
(2)
A.V(S3)和V(S5)
B.P(S3)和V(S5)
C.V(S3)和P(S5)
D.P(S3)和P(S5)
(3)
A.P(S6)和P(S5)V(S6)
B.V(S5)和V(S5)V(S6)
C.V(S6)和P(S5)P(S6)
D.P(S6)和P(S5)P(S6)试题解析与讨论:www.cnitpm.com/st/4071425030.html
试题参考答案:D、B、C

试题9

在Windows 2003 Server中启用配置SNMP服务时,必须以()身份登录才能完成SNMP服务的配置功能。
A.guest
B.普通用户
C.administrator组成员
D.user组成员

试题解析与讨论:www.cnitpm.com/st/2484828737.html
试题参考答案:C

试题10

在UNIX操作系统中,当用户执行如下命令
1ink("/user/include/myfile.sh","/usr/userwang/youfile.sh")
则文件名"/usr/userwang/youfile.sh"存放在( )。
A、user目录文件中 
B、include目录文件中 
C、userwang目录文件中 
D、youfile.sh的文件内容中 

试题解析与讨论:www.cnitpm.com/st/75802610.html
试题参考答案:C

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