Make A Difference Interview Questions and Answers

Multiple inheritance is not possible in some programming languages due to the Diamond Problem.

• Multiple inheritance can lead to the Diamond Problem where a class inherits from two classes that have a common base class.

• This can cause ambiguity in the program as to which version of the common base class should be used.

• To avoid this issue, some programming languages like Java and C# do not support multiple inheritance.

OOPs stands for Object-Oriented Programming. It is a programming paradigm based on the concept of objects.

• OOPs focuses on creating objects that contain both data and functions.

• Encapsulation, inheritance, and polymorphism are the three main concepts of OOPs.

• Encapsulation is the process of hiding the implementation details of an object from the outside world.

• Inheritance allows a class to inherit properties and methods from another class.

• Polymorphism allows objects of different ...read more

DBMS stands for Database Management System. It is a software that manages and organizes data in a structured manner.

• DBMS is a software system that allows users to create, manipulate, and manage databases.

• It provides an interface for users to interact with the database and perform operations like storing, retrieving, updating, and deleting data.

• DBMS ensures data integrity, security, and consistency by enforcing rules and constraints.

• It supports multiple users accessing the dat...read more

Abstract class is a class that can have both abstract and non-abstract methods, while an interface is a blueprint for a class that can only have abstract methods.

• Abstract class can have constructors, fields, and methods, while interface can only have constants and abstract methods.

• A class can implement multiple interfaces but can only inherit from one abstract class.

• Abstract classes are used to provide a common base for multiple classes, while interfaces are used to define a ...read more

Problems faced by the state

• Poor infrastructure and connectivity

• Lack of job opportunities

• Inadequate healthcare facilities

• Water scarcity and poor sanitation

• Rising crime rate

I led a project to implement a new customer relationship management system for a retail company.

• Researched different CRM systems to find the best fit for the company's needs

• Collaborated with IT team to customize the chosen CRM system

• Trained employees on how to use the new system effectively

• Monitored and evaluated the system's performance to ensure it met expectations

Acid properties refer to the characteristics that ensure reliability and consistency in database transactions.

• ACID stands for Atomicity, Consistency, Isolation, and Durability.

• Atomicity ensures that a transaction is treated as a single, indivisible unit of work.

• Consistency ensures that a transaction brings the database from one valid state to another.

• Isolation ensures that concurrent transactions do not interfere with each other.

• Durability ensures that once a transaction is c...read more

I have 2 years of experience working with Python, including data analysis, automation, and web development.

• Developed data analysis scripts using pandas and numpy

• Automated repetitive tasks using Python scripts

• Built web applications using Django framework