已知L=[1,3,7,5,-1]，下列哪个语句能实现L的降序排序？（ ） A: sort( ) B: sort(True) C: sorted(reverse=False) D: sort(reverse=True)

有一个文件 ip.txt，每行一条 ip 记录，共若干行，下面哪个命令可以实现“统 计出现次数最多的前 3 个 ip 及其次数”？（ ） A: uniq -c ip.txt│sort -nr│head -n 3 B: sort ip.txt│uniq -c│sort -rn│head -n 3 C: cat ip.txt │count -n│sort -rn│head -n 3 D: cat ip.txt │sort │uniq -c│sort -rn│top -n 3

有一个文件ip.txt，每行一条ip记录，共若干行，下面哪个命令可以实现“统计出现次数最多的前3个ip及其次数”？（ ） A: uniq -c ip.txt│sort -nr│head -n 3 B: sort ip.txt│uniq -c│sort -rn│head -n 3(正确答案) C: cat ip.txt │count -n│sort -rn│head -n 3 D: cat ip.txt │sort │uniq -c│sort -rn│top -n 3

有一个文件ip.txt,每行一条ip记录，共若干行，下面哪个命令可以实现"统计出现次数最多的前3个ip及其次数'？ A: uniq -c ip.txt| sort -nr| head -n 3 B: sort ip.txt | uniq -c| sort -rn | head -n 3 C: cat ip.txt | count -n | sort -rn | head -n 3 D: cat ip.txt | sort | uniq -c| sort -rn | top -n 3

有一个文件ip.txt,每行一条ip记录，共若干行，下面哪个命令不可以实现"统计出现次数最多的前3个ip及其次数'？ A: uniq -c ip.txt| sort -nr| head -n 3 B: cat ip.txt | count -n | sort -rn | head -n 3 C: cat ip.txt | sort | uniq -c| sort -rn | top -n 3 D: su

以下代码中会报错的是() A: L=[0,3,2,5]deftest(): B: sort()returntest() C: x=10deftest():print(x*x)returntest() D: L=[0,3,2,5]deftest():L=sorted(L)returntest() E: L=[0,3,2,5]deftest():globalLL=[x*xforxinL]returntest()

I was _________ hoping to leave early today. A: a sort of B: a kind of C: of a sort D: sort of

12 In the following sort algorithms, the sorting algorithm that is suitable for a large number of records keywords, but with a small number of keywords to be sorted is（ ）. A: cardinality sort B: quick Sort C: merge sort D: heap sort

I was hoping _______ to leave early today. A: a sort of B: sorts of C: sort off D: sort of

She isn’t beautiful. But she is ( ) pretty. A: a kind of B: a sort of C: sort of D: of a sort