Python interview questions part 51
Python interview questions part 51
Take as many assements as you can to improve your validate your skill rating
Total Questions: 20
1. Given a string example=”hello” what is the output of example.count(‘l’)
Correct Answer is : 2
2. What is the output of the following code ? >>>example = "helle">>>example.find("e")
Correct Answer is : 1
3. What is the output of the following code ? >>>example = "helle">>>example.rfind("e")
Correct Answer is : 4
4. What is the output of the following code ? >>>example="helloworld">>>example[::-1].startswith("d")
Correct Answer is : TRUE
5. To concatenate two strings to a third what statements are applicable ?
Correct Answer is : s3 = s1.__add__(s2)
6. What is the output when following statement is executed ? >>>chr(ord('A'))
Correct Answer is : A
7. What is the output when following statement is executed ? >>>print(chr(ord('b')+1))
Correct Answer is : c
8. Which of the following statement prints hello\example\test.txt ?
Correct Answer is : print(“hello\\example\\test.txt”)
9. Suppose s is “\t\tWorld\n”, what is s.strip() ?
Correct Answer is : World
10. The format function, when applied on a string returns :
Correct Answer is : str
11. What is the output of “hello”+1+2+3 ?
Correct Answer is : Error
12. What is the output when following code is executed ? >>>print("D", end = ' ')>>>print("C", end = ' ')>>>print("B", end = ' ')>>>print("A", end = ' ')
Correct Answer is : D, C, B, A will be displayed on four lines
13. What is the output when following statement is executed ?(python 3.xx) >>>print(format("Welcome", "10s"), end = '#')>>>print(format(111, "4d"), end = '#')>>>print(format(924.656, "3.2f"))
Correct Answer is : Welcome # 111#924.66
14. What will be displayed by print(ord(‘b’) – ord(‘a’)) ?
Correct Answer is : 1
15. Say s=”hello” what will be the return value of type(s) ?
Correct Answer is : str
16. What is “Hello”.replace(“l”, “e”)
Correct Answer is : Heeeo
17. To return the length of string s what command do we execute ?
Correct Answer is : s.__len__()
18. If a class defines the __str__(self) method, for an object obj for the class, you can use which command to invoke the __str__ method.
Correct Answer is : All of the mentioned
19. To check whether string s1 contains another string s2, use
Correct Answer is : s1.__contains__(s2)
20. Suppose i is 5 and j is 4, i + j is same as
Correct Answer is : i.__add__(j)
