Tech Mahindra Associate Engineer Interview Questions and Answers

Lists are a data structure in Python that can hold multiple items. They are mutable, meaning their elements can be changed.

• Lists are enclosed in square brackets []

• Elements in a list can be of different data types

• Lists can be modified by adding, removing, or changing elements

• Example: my_list = ['apple', 'banana', 'cherry']

I would invest a portion of it, donate to charity and use the rest to fulfill my personal goals.

• Invest a portion of the money in a diversified portfolio to ensure long-term financial stability.

• Donate a portion of the money to a reputable charity to give back to the community.

• Use the remaining money to fulfill personal goals such as traveling, buying a house, or pursuing a hobby.

• Consult with a financial advisor to make informed decisions about investing the money.

Program to check if a number is an Armstrong number or not

• An Armstrong number is a number that is equal to the sum of its own digits raised to the power of the number of digits

• Take input from user and calculate the sum of each digit raised to the power of the number of digits

• Compare the sum with the original number to check if it is an Armstrong number or not

Datatypes are classifications of data items that determine the kind of operations that can be performed on them.

• Primitive datatypes: int, float, char, boolean

• Derived datatypes: array, pointer, structure, union

• Abstract datatypes: stack, queue, tree, graph

Runtime polymorphism is the ability of a function to behave differently based on the object it is called with.

• Runtime polymorphism is achieved through method overriding in object-oriented programming.

• It allows a subclass to provide a specific implementation of a method that is already provided by its superclass.

• The actual method that gets called is determined at runtime based on the type of object.

• Example: Animal class has a method 'makeSound'. Dog and Cat classes extend Anim...read more