大学计算机python选择填空题库及答案上课讲义

foriin后i的值【4foriindefB():print(‘BBB’)defprint(’)A()函aimport

foriinrange(1,5,2):print(i),循环

【】开4.5/2【

foriinrange(6,-4,-2):循i-2】语{1:’}】’a’b’cdeld[1]’x’

deld[2]print(tuple(range(2)),list(range(2)))的】1/4+2.75的Python语句异或报或错误】print(“{0},价1}”.format(100,285,6))print(str.format(“量{单”,100,285.6))print(“量%价3.3f”%(100,285,6))x,yx和y表Python表andorx<0andy>0print(’,”BBB’-’!】i能和5pythonandi%5==0】解】python，20x,y;{x:y},则f(5,10)的值【{5:10}

BBB】try:print(2/’)exceptZeroDivisionError:print(’)exceptexception;print(‘BBB’)本文件】程jpg图s值为[4,’,’y’]】s[:2]=’s[2:]=’bs[2:3]=[‘x’,’ydels[:1]print(di[‘fruit’][1])值为【di={‘fruit‘apple’,‘watermelon’)m,nm%n等m-m//n*nm-n*(m//n)

15fruits={‘apple’:4,’:5}fruits[’]=7pythonprint(len({}))的选择我就*DyB】deff(x,y):returnx**2+y**2s=’Pythonprint(s[-5:])的结【A】FALSEmathimportsqrtx=imput()12并x【‘12D‘2+4/5’)执pythonBTrue,False】

s=News[3:8]的值B‘pyNe’】a=set([1,2,2,3,3,3,4,4,4,4]),则的值【10Dsqrt()】python1的是CBf=open(‘f.txt’wf.writelines([f.close()f=open(‘f.txt’,’)f.seek(10,1)whileBwhilek>1:C8】f1=lambdaf2=lambda

5ifelse:pythonCIDLE】python中if-elif-else】B_9】python号(Python语句[4,0,6]】s1=[4,5,6]s2=s1s1[1]=0print(s2)print(r”)的\nGoodx和y中的较Cif(y>=x):maxNum=y:maxNum=x】foriin6python4

print(a,b)whilei=0if(i==5):breaki+=1python12/4-2+5*8/4%5/2的【1.0】’,’,的’))’furits)【False【的值是的【来专门处【try-except】pythonprint(set([1,2,1,2,3]))的ans=’n’,‘yor’)的值Falsemath

pythonCCx=2x*=x+1xC特点的Bopenpython要进Bpython【char】math.sqrt()DD={‘A’:10,’C’:30,’:40},len(D)的Apythonprint(type([1,2,3,4]))<class‘list’>】Ds3=(1,2,3,4)】pythonprint(type((1,2,3,4)))<class’>C盘ppp>>>import“d:\\ppp”)

3个表3D“DEF”x.y:x+y,则f([4],[1,2,3])的【[4,1,2,3]】xx+[a]避jiukeyi在python的python】foriinrange(3):print(i,end=’)foriin’)’x’,2:’y’zdeld[1]deld[2]’A’pythonTrueFlaseTrue】x.append(3)print(xis’

printisand0ornot0Truepythonos】s1=[1,2,3,4]s2=[5,6,7]print(len(s1,s2))’food’}’食’,2:’饮’d1.update(d2)print(d1[1])pythons1={1,2,3},s2={2,3,5},则【的【{2}pythonprint(i)x/=x*y+z等价

”:”或key-valuepython】python表达iforiinif的值foriinrange(3)]的pythonhelp（入帮助系100序列元素】101python12/4-2+5*8/4%5/2的【102pythonwhile的break103异常处理跟except104执行下面k36k=1while(n):n//=10105pythonfirst,*middles,last=range(6)middles的[1,2,3,4]【2.5】

106False】107【函数】108下面语句’A’,’A’,’A’’A’print(3*s.split())109集合是一110在python中【Traceback111\112pythonException】类113下列语句s.append([5,6])print(len(s))114异115C<class‘float116下列类型117在python中】118执行下列A】x=2

if(x==y):print(‘Equalelse:print(‘NotEqual’)119已知s={’b，print(s[’])的运行结【120对于字典‘A’B’:20,’:30,，对【[‘D121L.reverse()L[-1:-1-len(L):-1]的会改L的内L原来122设有函数k=10while(k):k=k-1while循123执行下列hellowordworld=’world’print(‘hello’+world)124下列pythonC4nums=set([1,2,2,3,3,3,4])print(len(nums))125设’a,b,c’,s2=(‘x’,’,’z’),s3=’:s.split(’,’b’]s.rsplit(‘a,b’,’]’,’,’b,c’)s.rpartition(【’,’,’)’a:b:c

s3.join(s2)的值’x:y:z】126执行循环foriin后i的值【4127python128语句y=x的含yx指129在python中130字符串s中-1131算法的效132没有return语句None133使用math134设有列表L[2:4]的[1,3,5,7,9]【9的值】135已知s1=’redhat’,print(s1.upper())的结REDprint(s1.swapcase())【HAT的’,’))的结hat136执行下列Falsen=Falsep=True

b1=m|n^p;b2=n|m^pprint(b1.b2)137对于if语else138python-始】139已知da>=0and140当x=0;y=50时ifelse执的值141pythonis】【is】142pythonprint([1,2,1,2,3])的】143下列pythonTrue】y=Falsez=Falseprint(xand144函数定义145下列python’a’b,3:’}

146对于字典‘A’B’:20,’:30,，对4C‘D147关于语句‘demo.txt’r’)，下D148数学关系B2<xx<=10】149以下叙述python150已知语句x【151下面if语“别(duty)为(岁“if(gender==’andduty==副’】152语句执行时数据3】153下列说法C能结束而154print(’.format(101/7,101%8))的运B□□14.435()155以下叙述156pythonException】类157下面语句{1:’x’c’b’c’}deld[1]’x’

deld[2]158python1/4+2.75的值】159下列标识B160以下不合B3=a161下列循环CforTrue:x=30】162下列程序try:exceptprint(’)163下列关于Cexcept164pythonpirnt(0xA+0xB)的输C21165执行下列Bi=1if(i):print(True)else:print(False)166program’)的值【167表达式”in”的值168下列表达的是2!=50】169下列程序【A】

p=1foriin170整形变量x13，正【(x%10)*10+x//10171对于列表，L[-3]【B172关于pythonj173下列语句B174以下for1~10的Aiinrange(10,0):sum+=i】175字符串s=’a\nb\tc’5176语