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Python根底知识笔试
一、单项选择c(*args):
B. def myfunc(arg1=1):
C. def myfunc(*args, a=1):
D. def myfunc(a=1, **args):
14. 以下代码执行结果是? A
[i**i for i in *range(3)]
A. [1, 1, 4]
B. [0, 1, 4]
C. [1, 2, 3]
D. (1, 1, 4)
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15. 一个段代码定义如下,以下调用结果正确的选项是?A
def bar(multiple):
def foo(n):
return multiple ** n
return foo
A. bar(2)(3) == 8
B. bar(2)(3) == 6
C. bar(3)(2) == 8
D. bar(3)(2) == 6
16. 下面代码运行结果? C
a = 1
try:
a += 1
e*cept:
a += 1
else:
a += 1
finally:
a += 1
print a
A. 2
B. 3
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C. 4
D. 5
17. 下面代码运行后,a、b、c、d四个变量的值,描述错误的选项是? D
import copy
a = [1, 2, 3, 4, ['a', 'b']]
b = a
c = (a)
d = (a)
(5)
a[4].append('c')
A. a == [1,2, 3, 4, ['a', 'b', 'c'], 5]
B. b == [1,2, 3, 4, ['a', 'b', 'c'], 5]
C. c == [1,2, 3, 4, ['a', 'b', 'c']]
D. d == [1,2, 3, 4, ['a', 'b', ‘c’]]
18. 有如下函数定义,执行结果正确的选项是? A
def dec(f):
n = 3
def wrapper(*args,**kw):
return f(*args,**kw) * n
ret
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