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2-列表与元组

Authored by Yilin Chen

Computers

University

Used 5+ times

2-列表与元组
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10 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

下面属于可变变量的是?

int

string

list

tuple

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

已知列表A=[1,2,3,4],请问A[1]和A[-1]的值分别为:

1,4

2,3

1,3

2,4

3.

MULTIPLE CHOICE QUESTION

20 sec • 5 pts

已知列表A=[1,2,3,4,5],我们想要将列表中的元素 3 删除,下列操作错误的是:

A.pop(2)

del A[3]

A.remove(3)

del A[2]

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

已知列表A=[1,2,3,4],我们想要向列表中添加元素 5 得到列表[1,2,3,4,5],下列操作错误的是:

A.append(5)

A+[5]

A.extend([5])

A.insert(5)

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

已知列表A=[1,2,4,5],我们想要向列表中添加元素 3 得到列表[1,2,3,4,5],下列操作正确的是:

A.append(2,3)

A.append(3,2)

A.insert(2,3)

A.insert(3,2)

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

对列表经过一系列的切片操作后,输出的结果为:

[3,2]

[1]

[2]

[3]

7.

MULTIPLE CHOICE QUESTION

45 sec • 5 pts

对列表进行下列操作后,输出结果为:

A=[1,2,3]

A.insert(3,2)

A.append(4)

A.sort()

print(A)

[1,2,2,3,4]

[1,2,3,3]

[2,2,3,4]

None

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