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【贵州电大】[实变函数(省)]02任务阶段性测验
试卷总分:100 得分:100
第1题,<img width="319" height="29" alt="" src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/49840cc9-2da0-4c5b-8089-d5889913512d/20161026153328953.jpg" />
空集
{0}
{(x,y,0)|x<sup>2</sup>+y<sup>2</sup>≤1}
{1}
正确资料:
第2题,<img width="281" height="37" alt="" src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/094cdcd6-7119-45e6-83e6-631cd08c0060/20161026152526498.jpg" />
空集
1
<p>{0}</p>
<img width="43" height="38" alt="" src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/094cdcd6-7119-45e6-83e6-631cd08c0060/20161026152552254.jpg" />
正确资料:
第3题,<p>若E⊂R<sup>2</sup>至少有一个内点,则有(;; )
m<sup>*</sup>E=0
m<sup>*</sup>E>0
mE=0
mE<0
正确资料:
第4题,不是A的聚点必是A的(;;;)
内点
外点
孤立点
不确定
正确资料:
第5题,设A是闭集,B是开集,则A\B是(;;;)
开集
闭集
完备集
不确定
正确资料:
第6题,<img width="110" height="26" alt="" src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/53700d8c-28de-48da-a446-79701c8037ec/20161026153610947.jpg" />
A'∪B'
A'∩B'
A∪B'
<img width="53" height="24" alt="" src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/53700d8c-28de-48da-a446-79701c8037ec/20161026153753253.jpg" />
正确资料:
第7题,(A∩B)'=(;;;)
A'∪B'
A'∩B'
A∪B'
A'∪B
正确资料:
第8题,E的孤立点(;;;)属于E。
不属于
属于
有可能属于
不确定
正确资料:
第9题,直线上的有理点集是(;; )
开集
闭集
F<sub>σ</sub>型集
不确定
正确资料:
第10题,<img width="326" height="26" alt="" src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/4599ac3c-681b-4658-a2d0-9df56c684bc6/20161026153037755.jpg" />
空集
{0}
{(x,y,0)|x<sup>2</sup>+y<sup>2</sup>≤1}
{1}
正确资料:
第11题,设E⊂R<sup>n</sup>,E⊂F,且F为闭集,则(;;; )
<img width="48" height="21" alt="" src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/69b24f39-0826-47e5-985f-a97ede5c8b4e/20161026154345945.jpg" />
<img width="56" height="21" alt="" src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/69b24f39-0826-47e5-985f-a97ede5c8b4e/20161026154354884.jpg" />
<img width="53" height="21" alt="" src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/69b24f39-0826-47e5-985f-a97ede5c8b4e/201610261544410.jpg" />
<img width="50" height="18" alt="" src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/69b24f39-0826-47e5-985f-a97ede5c8b4e/20161026154413230.jpg" />
正确资料:
第12题,(A∩B)<sup>0</sup>=(;; )
A<sup>0</sup>∪B<sup>0</sup>
A<sup>1</sup>∩B<sup>0</sup>
A<sup>0</sup>∩B<sup>0</sup>
A∩B
正确资料:
第13题,(A∪B)`=(;;;)
A'∪B'
A'∩B'
A∪B'
A'∪B
正确资料:
第14题,<p>若E⊂R<sup>1</sup>至少有一个内点,则(;; )
<p>m<sup>*</sup>E可以等于零</p>
m<sup>*</sup>E>0
E可能是可数集
E是可数集
正确资料:
第15题,若A为开集,则A的补集为(;;;)
闭集
开集
全集
子集
正确资料:
第16题,设E<sub>1</sub>是(0,1)中的无理点集,E<sub>2</sub>是R<sup>1</sup>中的有理点集,E<sub>3</sub>是康托集,其中基数最小的是(;; )
E<sub>1</sub>
E<sub>3</sub>
<p>不确定</p>
E<sub>2</sub>
正确资料:
第17题,若E⊂R<sup>1</sup>的外测度为零,则(;; )
E一定是可数集
E不是可测集
E不一定是可数集
mE=0
正确资料:
第18题,<p><img width="281" height="37" alt="" src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/42534395-b2f2-43b3-be26-76008645a073/20161026152352444.jpg" />
空集
1
<img width="105" height="34" alt="" src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/42534395-b2f2-43b3-be26-76008645a073/20161026152413380.jpg" />
<img width="47" height="30" alt="" src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/42534395-b2f2-43b3-be26-76008645a073/2016102615242320.jpg" />
正确资料:
第19题,任意多个开集的并集是(;;;)
交集
全集
开集
闭集
正确资料:
第20题,若E⊂R<sup>1</sup>的外测度为零,则(;; )
E一定是不可数集
E一定是可测集
E不一定是可数集
mE=0
正确资料:
第21题,<p>若E⊂R<sup>1</sup>至少有一个内点,则(;; )
m<sup>*</sup>E=0
m<sup>*</sup>E>0
mE=0
mE<0
正确资料:
第22题,E是(0,1)中的有理点集,则E'是(;;;)
(0,1)中的无理点集
(0,1)
[0,1]
空集
正确资料:
第23题,<img width="276" height="34" alt="" src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/eafe856c-4ecd-4cd8-912d-8eadc109b11d/201610261527380.jpg" />
空集
{0}
<img width="105" height="34" alt="" src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/eafe856c-4ecd-4cd8-912d-8eadc109b11d/20161026152726620.jpg" />
<img width="43" height="38" alt="" src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/eafe856c-4ecd-4cd8-912d-8eadc109b11d/20161026152742158.jpg" />
正确资料:
第24题,设W是[0,1]上的无理数集,则(;;;)
W是可数集
W是开集
W是不可数集
mW=0
正确资料:
第25题,康托集的基数为(;;;)
0
c
2c
3c
正确资料:
第26题,<p><img width="185" height="23" alt="" src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/5476b38b-0a52-4abe-9281-388f2510448f/20161026151533562.jpg" />
<img width="58" height="25" alt="" src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/5476b38b-0a52-4abe-9281-388f2510448f/20161026151545730.jpg" />
<img width="79" height="30" alt="" src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/5476b38b-0a52-4abe-9281-388f2510448f/20161026151556713.jpg" />
<img width="67" height="27" alt="" src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/5476b38b-0a52-4abe-9281-388f2510448f/2016102615166853.jpg" />
<img width="102" height="30" alt="" src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/5476b38b-0a52-4abe-9281-388f2510448f/20161026151615979.jpg" />
正确资料:
第27题,可列个外测度为零的集合的并集的外测度为(;;;)
0
1
2
3
正确资料:
第28题,<img width="296" height="21" alt="" src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/078a7f2a-ca5d-4ae6-838f-82e1d2f29079/20161026153935498.jpg" />
<img width="51" height="20" alt="" src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/078a7f2a-ca5d-4ae6-838f-82e1d2f29079/20161026154043609.jpg" />
<img width="55" height="23" alt="" src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/078a7f2a-ca5d-4ae6-838f-82e1d2f29079/20161026154053718.jpg" />
<img width="56" height="24" alt="" src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/078a7f2a-ca5d-4ae6-838f-82e1d2f29079/2016102615412828.jpg" />
<img width="51" height="25" alt="" src="/Attachment/Attachment/Itembank/QuestionAttachments/201610/078a7f2a-ca5d-4ae6-838f-82e1d2f29079/20161026154112797.jpg" />
正确资料:
第29题,若E是不可测集,mA=0,E与A的补集的交集是(;;;)
可测集
不可测集
可能可测,也可能不可测
空集
正确资料:
第30题,设P是康托集,则(;;;)
P是可数集
P是开集
mP=0
mP=1
正确资料:
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