【单选题】【消耗次数：1】
地形图上0.1mm所代表的实际水平距离,叫做地形图的比例尺。
①
正确
②
错误
参考答案：
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相关题目
随机题目
【单选题】
下列语句中错误的是（）。
①
int*p=newint(10)
②
int*p=newint[10]
③
int*p=newint
④
int*p=newint[40](0)
【单选题】
下列各函数等式中无冒险现象的函数式有______。
①
<imgwidth="104"height="29"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj055399.png">
②
<imgwidth="130"height="25"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj055425.png">
③
<imgwidth="165"height="25"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj055451.png">
④
<imgwidth="165"height="25"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj055476.png">
【单选题】
IB______不能保证该电路正常工作。<imgwidth="235"height="168"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj03.files/szlj034750.png">
①
IA=0，IB=0
②
IA=0，IB=1
③
IA=1，IB=0
④
IA=1，IB=1
【单选题】
下列电路中，实现逻辑功能<imgwidth="70"height="30"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj02.files/szlj026736.png">的是______。
①
<imgwidth="289"height="155"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj02.files/szlj026749.png">
②
<imgwidth="287"height="155"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj02.files/szlj026752.png">
③
<imgwidth="304"height="134"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj02.files/szlj026755.png">
④
<imgwidth="282"height="135"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj02.files/szlj026758.png">
【单选题】
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。<imgwidth="210"height="120"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj04.files/szlj044402.png">
①
异或门
②
同或门
③
或非门
④
与非门
【单选题】
逻辑项<imgwidth="62"height="29"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj04.files/szlj043806.png">的相邻项是______。
①
<imgwidth="62"height="24"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj04.files/szlj043847.png">
②
<imgwidth="62"height="29"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj04.files/szlj043876.png">
③
<imgwidth="62"height="29"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj04.files/szlj043905.png">
④
<imgwidth="62"height="29"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj04.files/szlj043934.png">
【单选题】
根据等效关系的传递性，若有状态<imgwidth="24"height="34"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj056978.png">和<imgwidth="25"height="34"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057002.png">等效，又有状态<imgwidth="25"height="34"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057032.png">和<imgwidth="25"height="34"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057056.png">等效，则状态<imgwidth="24"height="34"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057085.png">和<imgwidth="25"height="34"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057109.png">也等效。正确的写法是：______。
①
(<imgwidth="24"height="34"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057153.png">,<imgwidth="25"height="34"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057177.png">),(<imgwidth="25"height="34"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057203.png">,<imgwidth="25"height="34"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057227.png">)-à(<imgwidth="50"height="34"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057254.png">)
②
(<imgwidth="50"height="34"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057281.png">),(<imgwidth="54"height="34"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057307.png">)-à(<imgwidth="50"height="34"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057334.png">)
③
(<imgwidth="24"height="34"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057361.png">,<imgwidth="25"height="34"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057385.png">),(<imgwidth="25"height="34"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057411.png">,<imgwidth="25"height="34"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057435.png">)-à(<imgwidth="24"height="34"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057462.png">,<imgwidth="25"height="34"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057486.png">)
④
(<imgwidth="50"height="34"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057513.png">),(<imgwidth="54"height="34"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057539.png">)-à(<imgwidth="54"height="34"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj057566.png">)
【单选题】
描述逻辑电路的真值表见表所示，则其逻辑表达式F=______。<imgwidth="595"height="147"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj01.files/szlj013324.png">
①
<imgwidth="89"height="33"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj01.files/szlj013327.png">
②
<imgwidth="79"height="37"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj01.files/szlj013330.png">
③
<imgwidth="52"height="27"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj01.files/szlj013333.png">
④
<imgwidth="58"height="29"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj01.files/szlj013336.png">
【单选题】
n变量的逻辑函数，<imgwidth="25"height="30"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj051919.png">为最小项，则有<imgwidth="52"height="60"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj051949.png">=______。
①
0
②
1
③
m
④
n
【单选题】
已知F(A,B,C)=A+BC，则F的最小项之和的形式为______。
①
Σm(3,4,5,6,7)
②
<imgwidth="54"height="34"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj055986.png">(0,1,2)
③
Σm(0,1,2)
④
<imgwidth="54"height="34"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj056029.png">(3,4,5,6,7)