End Of Folder
Exit Open File
End Of File
Error On File
readlines()
readline()
readlist()
readall()
What will be the output?
a = [1, 2, 3] b = a b.append(4) print(a)
[1, 2, 3]
[1, 2, 3, 4]
[4]
Error
What will be printed?
a = [1, 2, 3] print(a * 2)
[2, 4, 6]
[1, 2, 3, 1, 2, 3]
[1, 4, 9]
What will be the result?
a = [1, 2, 3] print(a[1:])
[1]
[2, 3]
[1, 2]
a = [1, 2, 3] a.insert(1, 10) print(a)
[1, 10, 2, 3]
[10, 1, 2, 3]
[1, 2, 10, 3]
a = [[1, 2], [3, 4]] print(a[1][0])
1
2
3
4
What is the output?
a = [1, 2, 3] a.remove(2) print(a)
[1, 3]
a = [1, 2, 3] print(a + [4, 5])
[1, 2, 3, 4, 5]
[5, 7, 8]
[4, 5, 1, 2, 3]
t = (5) print(type(t))
<class 'tuple'>
<class 'int'>
<class 'list'>
(10)
[10]
(10,)
{10}
t = (1, 2, 3) t[1] = 5 print(t)
(1, 5, 3)
(1, 2, 3)
None
a, b, c = (10, 20, 30) print(b)
10
20
30
d = {"a": 1, "b": 2} print(2 in d)
True
False
KeyError
a={'a':4,'b':6,'a':7} print(a)
{'a': 5, 'b': 6,'a': 7 }
{'a': 7, 'b': 6}
{'a': 5, 'b': 6 }
Key Error
dict1={'a':[3,6,8]} print(len(dict1))
import numpy as np a = np.array([[1,2],[3,4]]) print(a.shape)
(4,)
(2,2)
(2,1)
How many values are generated?
import numpy as np print(np.linspace(0, 10, 6))
5
6
11
import numpy as np a = np.array([1,2,3]) b = np.array([4,5,6]) print(a+b)
[5 7 9]
[1 2 3 4 5 6]
21
import numpy as npa a=np.array([1,2,3]) print(a*2)
[2 4 6]
[1 2 3 1 2 3]
[3 4 5]
