Infosys Technical Specialist Interview Questions, Process, and Tips for Freshers

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Q1. What is lambda in python
Ans. 
Lambda is a shorthand way of defining anonymous functions in Python.
• Lambda functions are defined using the keyword 'lambda'.

• They can take any number of arguments, but can only have one expression.

• Lambda functions are often used as arguments for higher-order functions.

• Example: lambda x: x**2 defines a function that squares its input.
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Q2. What is data structures
Ans. 
Data structures are ways of organizing and storing data in a computer so that it can be accessed and used efficiently.
• Data structures are used to manage and manipulate data in computer programs.

• They can be implemented using arrays, linked lists, trees, graphs, and other techniques.

• Examples of data structures include stacks, queues, hash tables, and binary search trees.

• Choosing the right data structure for a particular ...read more
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Q3. Write a code if number is series and in ascending order then number 1 is add and continue with another adding number and so on
Ans. 
Add 1 to each number in an ascending series
• Check if the numbers are in ascending order

• If yes, start with 1 and add it to the first number

• Continue adding subsequent numbers with increasing values of 1
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Q4. Prepare a data algorithm for previous Coding questions
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Q5. What is tulip in python
Ans. 
Tulip is a library for asynchronous programming in Python.
• Tulip provides a set of high-level APIs for writing concurrent code using coroutines and futures.

• It is included in Python 3.4 and later versions as the asyncio module.

• Tulip allows for efficient and scalable I/O operations, making it useful for network programming.

• Example: Using the asyncio module to create a simple HTTP server that handles multiple requests conc
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Q6. Define a types of oops
Ans. 
There are four types of OOPs: Encapsulation, Inheritance, Polymorphism, and Abstraction.
• Encapsulation: Hiding the implementation details of an object from the outside world.

• Inheritance: Creating a new class from an existing class, inheriting all the properties and methods of the parent class.

• Polymorphism: The ability of an object to take on many forms. It allows objects of different classes to be treated as if they wer...read more
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Q7. Difference in c and c++
Ans. 
C++ is an extension of C with object-oriented programming features.
• C++ supports classes and objects while C does not.

• C++ has better support for function overloading and templates.

• C++ has a standard library that includes many useful functions.

• C++ allows for both procedural and object-oriented programming.

• C++ is generally considered to be more complex than C.
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