Để tính độ dài của xâu S ta sử dụng lệnh
Xâu kí tự

Quiz
•
Other
•
10th Grade
•
Medium
Phạm Thị Hằng
Used 16+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
S.len()
len(S)
length(S)
S.length()
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho biết kết quả sau khi thực hiện lệnh len(“thi tin”)
10
9
8
7
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho biết kết quả của đoạn chương trình sau:
S=”Thi giữa kì II”
print(S[2])
g
ư
i
a
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Biểu thức kiểm tra xâu 1 có nằm trong xâu 2 là
<xâu 1> in <xâu 2>
<xâu 1> on <xâu 2>
<xâu 2> in <xâu 1>
<xâu 2> on <xâu 1>
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Để tìm vị trí xuất hiện của một xâu trong xâu khác ta sử dụng phương thức
len()
append()
split()
find()
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Xâu rỗng là xâu có độ dài bằng
1
2
3
0
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Để tách xâu thành một danh sách ta sử dụng phương thức
len()
append()
split()
find()
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