Q41. What Is Docstring In Python?
A docstring is a unique text that happens to be the first statement in the following Python constructs: Module, Function, Class, or Method def inition. A docstring gets a...
Technical Question Bank · Peer-Reviewed
Job Interview Questions and Answers Directory
Search and filter frequently asked interview questions across technical, programming, and behavioral domains. Tailor your interview preparation by difficulty for freshers or experienced developers (63 available).
Active:
Tag: str ×
Q42. How you can convert a number to a string?
In order to convert a number into a string, use the inbuilt function str(). If you want a octal or hexadecimal representation, use the inbuilt function oct() or hex().
Q43. Create a unicode string in Python with the string "This is a test string"?
In modern **Python 3**, **all strings are Unicode by default** (`str` type represents Unicode code points encoded in UTF-8): ```python # In Python 3, this is already a na...
Q44. How to append to a string in Python?
Because Python strings are **immutable**, you cannot directly append characters to an existing string in memory. Each append creates a new string object: ### 1. The `+=` ...
Q45. How to convert a string to lowercase in Python?
Use the `.lower()` or `.casefold()` string method in Python: ```python s = 'MYSTRING' print(s.lower()) # Output: 'mystring' ``` *Tip:* `.casefold()` is recommended for ca...
Q46. How to check if string A is substring of string B?
The most readable, pythonic, and performant way to check if substring A exists inside string B is using the **`in` operator**: ```python str_b = "HireXTech Interview Prep...
Q47. Find all occurrences of a substring in Python?
There is no simple builtin string function that does what you're looking for, but you could use the more powerful regular expressions: >>>[m.start()forminre.finditer('te...
Q48. What is used to create unicode strings in Python?
In Python 3, **all strings are Unicode by default** (type `str`). To create a byte string, prefix the literal with `b`: ```python text = 'HireXTech' # Unicode str raw_byt...
Q49. What is a docstring?
A **docstring** (documentation string) is a string literal that occurs as the very first statement in a module, class, function, or method definition: ```python def calcu...
Q50. How will you capitalize the first letter of string?
In Python, the capitalize() method capitalizes the first letter of a string. If the string already consists of a capital letter at the beginning, then, it return s the or...