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武汉理工22年4月数字逻辑(新)-作业一答案

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发表于 2022-5-2 10:15:14 | 显示全部楼层 |阅读模式
数字逻辑(新)-作业一
1.[多选题] 在下图所示电路中,电路______的输出为高电平。
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    A.<p class="MsoNormal" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="105" height="47" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj11.files/szlj112078.png"></span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">  <o:p>      </o:p></span></p>
    B.<p class="MsoNormal" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="124" height="44" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj11.files/szlj112081.png"></span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">  <o:p>      </o:p></span></p>
    C.<p class="MsoNormal" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="107" height="42" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj11.files/szlj112084.png"></span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">  <o:p>      </o:p></span></p>
    D.<p class="MsoNormal" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="127" height="54" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj11.files/szlj112087.png"></span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">  <o:p>      </o:p></span></p>
    答:————
2.[多选题] 两输入与非门输出为0时,输入应满足______。
    A.两个同时为1
    B.两个同时为0
    C.两个互为相反
    D.两个中至少有一个为0
    答:————
3.[判断题] 组合电路中有竞争一定会产生险象。
    A.正确
    B.错误
    答:————
4.[判断题] PROM与PLA的主要区别为PROM只能改写一次,而PROM可以改写多次。
    A.正确
    B.错误
    答:————
5.[判断题] 时序逻辑电路均包含有触发器。( )
    A.正确
    B.错误
    答:————
6.[判断题] 若逻辑变量x和y满足xy=x+y,则x=y。( )
    A.正确
    B.错误
    答:————
7.[单选题] 数字系统中,采用______可以将减法运算转化为加法运算。
    A.原码
    B.补码
    C.Gray码
    D.反码
    答:————
8.[单选题] 已知F(A,B,C)=∑m(3,5,6,7),则F‘=______。
    A.∏M(0,1,2,4)
    B.∑m(0,1,3,4)
    C.∑m(0,1,2,5)
    D.∏M(0,1,2,6)
    答:————
9.[单选题] 构成时序逻辑电路的基本单元最______。
    A.编码器
    B.数据选择器
    C.数值比较器
    D.触发器
    答:————
10.[单选题] <p class="MsoNormal"><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">根据给定的真值表判断F表示的门电路为:______</span><span style="font-family:Microsoft Yahei;letter-spacing:1.5000pt;font-size:10.5000pt;mso-font-kerning:1.0000pt;">。</span><span style="font-family:Microsoft Yahei;letter-spacing:1.5000pt;font-size:10.5000pt;mso-font-kerning:1.0000pt;">  <o:p></o:p></span></p><p class="MsoNormal" align="center" style="text-align:center;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="184" height="122" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj054901.png"></span><span style="font-family:Microsoft Yahei;letter-spacing:1.5000pt;font-size:10.5000pt;mso-font-kerning:1.0000pt;">  <o:p>      </o:p></span></p>
    A.与门
    B.或门
    C.与非门
    D.或非门
    答:————
11.[单选题] <p class="MsoNormal"><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">n变量的逻辑函数,</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="25" height="30" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj051919.png"></span>为最小项,则有<span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="52" height="60" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj051949.png"></span>=______。<span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">  <o:p></o:p></span></p>
    A.0
    B.1
    C.m
    D.n
    答:————
12.[单选题] 在情况______下,与非门的输出结果是逻辑0。
    A.输入全部为0
    B.输入至少有一个0
    C.输入仅有一个0
    D.输入全部为1
    答:————
13.[单选题] <p class="MsoNormal"><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">下列电路中,实现逻辑功能</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="70" height="30" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj02.files/szlj026736.png"></span>的是______。<span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">  <o:p></o:p></span></p>
    A.<p class="MsoNormal" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="289" height="155" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj02.files/szlj026749.png"></span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">  <o:p>      </o:p></span></p>
    B.<p class="MsoNormal" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="287" height="155" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj02.files/szlj026752.png"></span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">  <o:p>      </o:p></span></p>
    C.<p class="MsoNormal" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="304" height="134" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj02.files/szlj026755.png"></span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">  <o:p>      </o:p></span></p>
    D.<p class="MsoNormal" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="282" height="135" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj02.files/szlj026758.png"></span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">  <o:p>      </o:p></span></p>
    答:————
14.[单选题] 在情况______下,与非门的输出结果是逻辑0。
    A.输入全部为0
    B.输入至少有一个0
    C.输入仅有一个0
    D.输入全部为1
    答:————
15.[单选题] <p class="MsoNormal"><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">当图所示的虚线框内为______时,可以实现D触发器转换为T触发器。</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">  <o:p></o:p></span></p><p class="MsoNormal" align="center" style="text-align:center;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="210" height="120" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj04.files/szlj044402.png"></span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">  <o:p>      </o:p></span></p>
    A.异或门
    B.同或门
    C.或非门
    D.与非门
    答:————
16.[单选题] 二进制码1000的格雷码是______。
    A.1111
    B.1000
    C.1100
    D.1001
    答:————
17.[单选题] 在下列逻辑部件中,不属于组合逻辑部件的是______。
    A.译码器
    B.编码器
    C.全加器
    D.寄存器
    答:————
18.[单选题] <p class="MsoNormal"><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">逻辑项</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="62" height="29" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj02.files/szlj024289.png"></span>的相邻项是______。<span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">  <o:p></o:p></span></p>
    A.<p class="MsoNormal" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="67" height="28" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj02.files/szlj024305.png"></span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">  <o:p>      </o:p></span></p>
    B.<p class="MsoNormal" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="68" height="30" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj02.files/szlj024308.png"></span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">  <o:p>      </o:p></span></p>
    C.<p class="MsoNormal" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="75" height="35" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj02.files/szlj024311.png"></span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">  <o:p>      </o:p></span></p>
    D.<p class="MsoNormal" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="69" height="35" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj02.files/szlj024314.png"></span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">  <o:p>      </o:p></span></p>
    答:————
19.[单选题] 二进制小数-0.0110的补码表示为______。
    A.0.1010
    B.1.1001
    C.1.0110
    D.1.1010
    答:————
20.[单选题] 构成时序逻辑电路的基本单元是______。
    A.编码器
    B.数据选择器
    C.数值比较器
    D.触发器
    答:————
21.[单选题] <p class="MsoNormal"><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">下列逻辑函数中,与</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="47" height="19" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj02.files/szlj026247.png"></span>相等的是______。<span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">  <o:p></o:p></span></p>
    A.<p class="MsoNormal" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="77" height="27" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj02.files/szlj026262.png"></span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">  <o:p>      </o:p></span></p>
    B.<p class="MsoNormal" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="87" height="24" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj02.files/szlj026265.png"></span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">  <o:p>      </o:p></span></p>
    C.<p class="MsoNormal" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="68" height="27" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj02.files/szlj026268.png"></span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">  <o:p>      </o:p></span></p>
    D.<p class="MsoNormal" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="79" height="29" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj02.files/szlj026271.png"></span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">  <o:p>      </o:p></span></p>
    答:————
22.[单选题] 下列逻辑功能器件中______是译码器。
    A.74LS00
    B.74LS48
    C.74LS138
    D.74LS151
    答:————
23.[单选题] <p class="MsoNormal">        <span style="font-family:Microsoft Yahei;font-size:10.5000pt;">根据给定的真值表判断F表示的门电路为:______。</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;"> </span></p><p class="MsoNormal" align="center" style="text-align:center;">        <span style="font-family:Microsoft Yahei;font-size:10.5000pt;"><img width="215" height="143" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj04.files/szlj043328.png" /></span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;">  </span></p>
    A.        与门
    B.        或门
    C.        与非门
    D.        或非门
    答:————
24.[单选题] 10000100作为8421BCD码时,对应的十进制数为______。
    A.151
    B.132
    C.84
    D.149
    答:————
25.[单选题] 三种最基本的逻辑门属于简单门电路,它们是______。
    A.“与”门、“或”门、“与非”门
    B.“与”门、“或”门、“非”门
    C.“与”门、“或非”门、“与非”门
    D.“与”门、“异或”门、“非”门
    答:————
26.[单选题] 构成时序逻辑电路的基本单元最______。    东北大学无忧答案网整理
    A.编码器
    B.数据选择器
    C.数值比较器
    D.触发器
    答:————
27.[单选题] 十进制数33的余3码为______。
    A.00110110
    B.110110
    C.01100110
    D.100100
    答:————
28.[单选题] 下列逻辑功能器件中______是译码器。
    A.74LS00
    B.74LS48
    C.74LS138
    D.74LS151
    答:————
29.[单选题] 3变量逻辑函数有______个最小项。
    A.2
    B.4
    C.8
    D.16
    答:————
30.[单选题] 下列各函数等式中无冒险现象的函数式有______。
    A.<p class="MsoNormal" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="104" height="29" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj055399.png"></span> <span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">  <o:p></o:p></span></p>
    B.<p class="MsoNormal" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="130" height="25" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj055425.png"></span> <span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">  <o:p></o:p></span></p>
    C.<p class="MsoNormal" style="layout-grid-mode:char;line-height:12.0000pt;" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="165" height="25" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj055451.png"></span> <o:p></o:p></p>
    D.<p class="MsoNormal" style="layout-grid-mode:char;line-height:12.0000pt;" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="165" height="25" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj055476.png"></span> <o:p></o:p></p>
    答:————
31.[单选题] 已知奇校验位P的值是1,下列的ASCII码哪个符合条件:______。
    A.P1010100
    B.P1000010
    C.P0100000
    D.P0110001
    答:————
32.[单选题] 二进制小数-0.1001的补码表示为______。
    A.0.1010
    B.1.1001
    C.1.0110
    D.1.0111
    答:————
33.[单选题] <p class="MsoNormal"><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">根据等效关系的传递性,若有状态</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="24" height="34" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj056978.png"></span>和<span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="25" height="34" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057002.png"></span>等效,又有状态<span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="25" height="34" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057032.png"></span>和<span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="25" height="34" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057056.png"></span>等效,则状态<span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="24" height="34" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057085.png"></span>和<span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="25" height="34" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057109.png"></span>也等效。正确的写法是:______。<span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">  <o:p></o:p></span></p>
    A.<p class="MsoNormal" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">(</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="24" height="34" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057153.png"></span>,<span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="25" height="34" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057177.png"></span>),(<span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="25" height="34" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057203.png"></span>,<span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="25" height="34" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057227.png"></span>)-<span style="font-family:Wingdings;mso-ascii-font-family:Microsoft Yahei;mso-hansi-font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">à</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">(</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="50" height="34" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057254.png"></span>)<span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">  <o:p></o:p></span></p>
    B.<p class="MsoNormal" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">(</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="50" height="34" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057281.png"></span>),(<span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="54" height="34" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057307.png"></span>)-<span style="font-family:Wingdings;mso-ascii-font-family:Microsoft Yahei;mso-hansi-font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">à</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">(</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="50" height="34" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057334.png"></span>)<span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">  <o:p></o:p></span></p>
    C.<p class="MsoNormal" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">(</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="24" height="34" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057361.png"></span>,<span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="25" height="34" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057385.png"></span>),(<span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="25" height="34" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057411.png"></span>,<span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="25" height="34" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057435.png"></span>)-<span style="font-family:Wingdings;mso-ascii-font-family:Microsoft Yahei;mso-hansi-font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">à</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">(</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="24" height="34" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057462.png"></span>,<span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="25" height="34" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057486.png"></span>)<span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">  <o:p></o:p></span></p>
    D.<p class="MsoNormal" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">(</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="50" height="34" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057513.png"></span>),(<span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="54" height="34" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057539.png"></span>)-<span style="font-family:Wingdings;mso-ascii-font-family:Microsoft Yahei;mso-hansi-font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">à</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">(</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="54" height="34" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057566.png"></span>) <span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">  <o:p></o:p></span></p>
    答:————
34.[单选题] <p class="MsoNormal"><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">逻辑项</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="62" height="29" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj03.files/szlj034146.png"></span>的相邻项是______。<span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">  <o:p></o:p></span></p>
    A.<p class="p" align="justify" style="margin-top:0.0000pt;margin-bottom:0.0000pt;text-align:justify;text-justify:inter-ideograph;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="62" height="24" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj03.files/szlj034187.png"></span> <o:p></o:p></p>
    B.<p class="p" align="justify" style="margin-top:0.0000pt;margin-bottom:0.0000pt;text-align:justify;text-justify:inter-ideograph;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="62" height="29" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj03.files/szlj034216.png"></span> <o:p></o:p></p>
    C.<p class="MsoNormal" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="62" height="29" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj03.files/szlj034245.png"></span> <o:p></o:p></p>
    D.<p class="MsoNormal" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="62" height="29" src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj03.files/szlj034274.png"></span> <o:p></o:p></p>
    答:————
35.[单选题] 3变量逻辑函数有______个最小项。
    A.2
    B.4
    C.8
    D.16
    答:————
36.[单选题] 异或门在两输入信号都为逻辑1电平时,其输出为逻辑______电平。
    A.0电平
    B.1电平
    C.不固定
    D.没有输出
    答:————
37.[单选题]         要使与非门的输出为0,输入应满足______。
    A.        全为0
    B.        全为1
    C.        至少一个为1
    D.        至少一个为0
    答:————
38.[单选题] 构成时序逻辑电路的基本单元最______。
    A.编码器
    B.数据选择器
    C.数值比较器
    D.触发器
    答:————
39.[单选题] 下列触发器中______具有约束条件。
    A.RS触发器
    B.D触发器
    C.JK触发器
    D.T触发器
    答:————
40.[单选题] 在情况______下,与非门的输出结果是逻辑0。
    A.输入全部为0
    B.输入至少有一个0
    C.输入仅有一个0
    D.输入全部为1
    答:————

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