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Northcorp Software Python Developer Intern Interview Questions and Answers
7 Interview questions
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
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].
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'.
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'
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(): ...
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.
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'.
Northcorp Software Python Developer Intern Interview Experiences
6 interviews found
Anonymous
(2 Questions)
- 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'.
- 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'.
Interview Preparation Tips
(2 Questions)
- 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].
- Q2. You can use the reverse() method or slicing.
Interview Preparation Tips
(2 Questions)
- 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'
- 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
Interview Preparation Tips
(2 Questions)
- 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'
- 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'.
Interview Preparation Tips
(2 Questions)
- 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
- Q2. A python decorator is a function that modifies another function's behaviour
Interview Preparation Tips
(2 Questions)
- 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.
- Q2. Using a try-except block
Interview Preparation Tips
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- Q1. Pattern question based on the coding
- Ans.
This question tests your ability to identify and generate patterns in coding.
Understand the pattern: Analyze the given examples to identify the underlying rule.
Use loops: Implement loops to generate sequences based on the identified pattern.
Consider edge cases: Ensure your solution handles special cases, like empty arrays or single elements.
Optimize for performance: Think about the time complexity of your solution, esp...
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Software Developer Interview Questions & Answers
Snovasys
218A1A05A9 GOGATI GOVARDHAN
posted on 1 Nov 2024
I applied via Campus Placement and was interviewed in Oct 2024. There were 2 interview rounds.
(2 Questions)
- Q1. Number series in aptitude
- Ans.
Number series in aptitude involves identifying the pattern in a sequence of numbers and predicting the next number.
Look for patterns such as arithmetic progression, geometric progression, or a combination of both.
Check for alternate numbers, differences between consecutive numbers, or multiplication factors.
Consider prime numbers, squares, cubes, or other mathematical operations applied to the series.
Example: 2, 4, 6, ...
- Q2. Relation ships in berbal
- Ans.
Relationships in verbal communication are crucial for effective collaboration and understanding.
Verbal communication involves both verbal and non-verbal cues
Active listening is key to building strong relationships in verbal communication
Clarity and conciseness in speech can enhance relationships
Empathy and understanding of others' perspectives are important in verbal relationships
(2 Questions)
- Q1. Explain the four branches of oops
- Ans.
The four branches of OOP are encapsulation, inheritance, polymorphism, and abstraction.
Encapsulation: Bundling data and methods that operate on the data into a single unit.
Inheritance: Allowing a class to inherit properties and behavior from another class.
Polymorphism: The ability for objects of different classes to respond to the same method call.
Abstraction: Hiding the complex implementation details and showing only ...
- Q2. Explain about the structures in c
- Ans.
Structures in C are user-defined data types that allow grouping of variables of different data types under a single name.
Structures are used to represent a record which consists of different data types.
They are defined using the 'struct' keyword.
Each variable in a structure is called a member.
Structures can be nested within other structures.
Example: struct employee { int emp_id; char emp_name[50]; float emp_salary; };
E...
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Overall Interview Experience Rating
based on 6 interview experiences
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