【单选题】
在下图所示电路中,电路______的输出不为高电平。
①
<imgwidth="100"height="45"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj056501.png">
②
<imgwidth="123"height="45"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj056504.png">
③
<imgwidth="112"height="48"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj056507.png">
④
<imgwidth="124"height="59"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj056510.png">
【单选题】
下列逻辑函数中,与<imgwidth="47"height="19"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj02.files/szlj026247.png">相等的是______。
①
<imgwidth="77"height="27"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj02.files/szlj026262.png">
②
<imgwidth="87"height="24"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj02.files/szlj026265.png">
③
<imgwidth="68"height="27"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj02.files/szlj026268.png">
④
<imgwidth="79"height="29"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj02.files/szlj026271.png">
【单选题】
逻辑项<imgwidth="62"height="29"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj10.files/szlj103931.png">的相邻项是______。
①
<imgwidth="63"height="23"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj10.files/szlj103947.png">
②
<imgwidth="62"height="29"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj10.files/szlj103975.png">
③
<imgwidth="62"height="29"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj10.files/szlj104004.png">
④
<imgwidth="62"height="29"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj10.files/szlj104033.png">
【单选题】
描述逻辑电路的真值表见下表所示,则其逻辑表达式F=______。<imgwidth="594"height="142"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj10.files/szlj103354.png">
①
<imgwidth="77"height="27"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj10.files/szlj103382.png">
②
<imgwidth="79"height="27"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj10.files/szlj103411.png">
③
<imgwidth="52"height="22"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj10.files/szlj103440.png">
④
<imgwidth="52"height="27"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj10.files/szlj103469.png">
【单选题】
逻辑项<imgwidth="57"height="29"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj01.files/szlj013770.png">的相邻项是______。
①
<imgwidth="63"height="30"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj01.files/szlj013785.png">
②
<imgwidth="63"height="23"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj01.files/szlj013788.png">
③
<imgwidth="67"height="27"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj01.files/szlj013791.png">
④
<imgwidth="64"height="30"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj01.files/szlj013794.png">
【单选题】
逻辑函数F(A,B,C)=<imgwidth="39"height="34"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj03.files/szlj03946.png">m(1,2,3,4,7)可以表示成______。
①
F=<imgwidth="42"height="34"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj03.files/szlj03997.png">M(0,5,6)
②
F=A<imgwidth="22"height="24"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj03.files/szlj031033.png">B<imgwidth="22"height="24"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj03.files/szlj031057.png">C
③
F=A<imgwidth="22"height="24"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj03.files/szlj031086.png">B<imgwidth="22"height="24"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj03.files/szlj031110.png">C+<imgwidth="20"height="27"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj03.files/szlj031135.png">B
④
F=A<imgwidth="22"height="24"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj03.files/szlj031164.png">B<imgwidth="22"height="24"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj03.files/szlj031188.png">C+BC
【单选题】
根据给定的真值表判断F表示的门电路为:______。<imgwidth="184"height="122"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj05.files/szlj054901.png">
【多选题】
逻辑项AB<imgwidth="35"height="29"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj11.files/szlj113155.png">的相邻项有______。
②
<imgwidth="60"height="29"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj11.files/szlj113198.png">
③
AB<imgwidth="37"height="29"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj11.files/szlj113225.png">
④
<imgwidth="62"height="29"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj11.files/szlj113250.png">
【多选题】
在下图所示电路中,电路______的输出为高电平。
①
<imgwidth="105"height="47"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj11.files/szlj112078.png">
②
<imgwidth="124"height="44"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj11.files/szlj112081.png">
③
<imgwidth="107"height="42"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj11.files/szlj112084.png">
④
<imgwidth="127"height="54"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj11.files/szlj112087.png">
【多选题】
下面逻辑式中,正确的是______。
①
A<imgwidth="20"height="27"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj11.files/szlj112566.png">+BD+CDE+<imgwidth="82"height="27"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj11.files/szlj112597.png">+D
②
A<imgwidth="252"height="29"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj11.files/szlj112625.png">
③
<imgwidth="185"height="24"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj11.files/szlj112650.png">A⊙B⊙C⊙D⊙E
④
ABCD+<imgwidth="64"height="29"src="http://wljy.whut.edu.cn:80/uploadfiles/word/szlj11.files/szlj112689.png">=1