Z Tech Python Developer Interview Questions and Answers

Q1. What is Python Language?
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Q2. Python is a object oriented programming language.
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Q1. How do you a reverse a string in Python?
Ans. 
Use slicing with step size -1 to reverse a string in Python.
• Use string slicing with step size -1 to reverse the string.

• Example: 'hello'[::-1] will return 'olleh'.
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Q2. You can reverse a string using slicing.
Ans. 
Yes, you can reverse a string in Python using slicing.
• Use the slicing syntax [::-1] to reverse a string.

• Example: 'hello'[::-1] will return 'olleh'.
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Q1. How do you reverse in a list in PYthon?
Ans. 
Use the reverse() method to reverse a list in Python.
• Use the reverse() method to reverse the elements of a list in place.

• Example: my_list = [1, 2, 3, 4]; my_list.reverse(); print(my_list) will output [4, 3, 2, 1].
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Q2. You can use the reverse() method or slicing.
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Q1. How do you reverse a string in Python?
Ans. 
Use slicing with step -1 to reverse a string in Python.
• Use string slicing with step -1 to reverse a string: str[::-1]

• Example: 'hello'[::-1] will return 'olleh'
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Q2. Use slicing reversed_string ="hello
Ans. 
Using slicing to reverse a string in Python
• Use slicing with a step of -1 to reverse the string

• Example: reversed_string = 'hello'[::-1]

• Print reversed_string to see the reversed result
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Q1. How do you reverse a string in Python?
Ans. 
Use slicing with step -1 to reverse a string in Python.
• Use slicing with step -1 to reverse a string: str[::-1]

• Example: s = 'hello', reversed_s = s[::-1] will result in 'olleh'
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Q2. Use Slicing ex - reverse_string ="hello"
Ans. 
Slicing in Python allows you to extract a portion of a string or list by specifying a start and end index.
• Use square brackets [] to specify the start and end index for slicing.

• The start index is inclusive, while the end index is exclusive.

• You can also specify a step value to skip elements while slicing.

• Example: reverse_string = 'hello'; reverse_string[::-1] will output 'olleh'.
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Q1. What is a python decorator and how does it work?
Ans. 
Python decorator is a design pattern that allows you to add new functionality to existing functions or methods without modifying their structure.
• Decorators are denoted by the @ symbol followed by the decorator name.

• They are functions that take another function as an argument and return a new function.

• Decorators can be used for logging, timing, authentication, and more.

• Example: @my_decorator def my_function(): pass
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Q2. A python decorator is a function that modifies another function's behaviour
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Q1. How would you handle exceptions in Python?
Ans. 
Exceptions in Python are handled using try-except blocks to catch and handle errors gracefully.
• Use try-except blocks to catch exceptions and handle them gracefully.

• You can specify different except blocks for different types of exceptions.

• Use the 'finally' block to execute code regardless of whether an exception was raised or not.
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Q2. Using a try-except block
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Measure of your ability to learn or perform required tasks and succeed in the environment you're in. They are not a measure of intelligence these tests look for your strengths and weaknesses, giving you and the evaluator an idea of your abilities.

To asking the question for the coding

Q1. Tell me about your self? What is your strength? What is your weekeness? Why should I hire u ?
Ans. Thank you for this opportunity to this position of interview my self sowmya patro I am from vishakapatnam Andhra Pradesh my graduation is degree in bsc computers msrs.siddardha degree college coming to my family background I believe in nuclear family including me my father has working from A/c mechanic my mother house wife My strength is time punctuality and good good communication skills My weekness is public talking
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