
PTB Buổi 10
Quiz
•
Information Technology (IT)
•
2nd Grade
•
Medium
Lộc Tấn
Used 2+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Trong Python, kiểu dữ liệu list được khai báo bằng ký hiệu nào?
A. { }
B. [ ]
C. ( )
D. < >
2.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Cho a = [1, 2, 3]. Lệnh a.append(4) sẽ cho kết quả gì?
A. [1, 2, 3]
B. [1, 2, 3, 4]
C. [4, 1, 2, 3]
D. [1, 2, 4]
3.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Hàm nào dùng để xóa tất cả phần tử trong list?
A. remove()
B. del
C. clear()
D. pop()
4.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Cho a = [10, 20, 30]. Lệnh a.insert(1, 15) sẽ tạo list mới như thế nào?
[10, 15, 20, 30]
[15, 10, 20, 30]
[10, 20, 15, 30]
[10, 20, 30, 15]
5.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Hàm remove(x) có tác dụng gì?
A. Xóa phần tử tại vị trí x
B. Xóa phần tử có giá trị x
C. Xóa tất cả phần tử bằng x
D. Xóa ngẫu nhiên 1 phần tử
6.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Cho a = [5, 6, 7]. Lệnh a.pop() sẽ xóa phần tử nào?
A. Phần tử đầu tiên
B. Phần tử cuối cùng
C. Phần tử có giá trị 0
D. Toàn bộ danh sách
7.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Cho a = [1, 2, 3]. Sau a.clear() thì a sẽ là gì?
A. [ ]
B. [None]
C. 0
D. Lỗi
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