Mahindra Finance MIS Officer Interview Questions and Answers

Q1. It was more related to my projects
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Q2. Asked questions on PCA,KNN and Elbow method .
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Q1. Asked SVM and Logistic regression, their applications and real life uses
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Q2. Matrix formation of a knockout Tournament
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Asked questions from python and SQL

Q1. What are tupples
Ans. 
Tuples are ordered collections of elements, similar to lists but immutable.
• Tuples are created using parentheses ()

• Elements in a tuple can be of different data types

• Tuples are immutable, meaning their elements cannot be changed once created
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Q2. What is credit risk
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Credit risk refers to the potential loss that a lender may incur due to a borrower's failure to repay a loan or meet their financial obligations.
• Credit risk is the risk of default on a debt that may arise from a borrower failing to make required payments.

• It is a key consideration for banks and financial institutions when lending money.

• Factors that contribute to credit risk include the borrower's credit history, financi...read more
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Asked about a case study on whom to give a loan among 1000 customers

Q1. What is your current role ?
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Q2. Why are you looking for a job change?
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Q1. Python based list iteration, SQL join based questions
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Q1. What are the project you have worked upon ?
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Q1. SQL Basics and Good Communication
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Q2. Structured Profile Summary
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Q1. What is indexing
Ans. 
Indexing is a technique used to optimize the performance of databases by creating a data structure that allows for quick retrieval of data.
• Indexing involves creating a data structure that maps the values of a particular column in a database table to their physical storage locations on disk.

• It helps in speeding up data retrieval operations by allowing the database to quickly locate the rows that satisfy a certain condit...read more
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Pandas and SQL questions and some business case

Q1. The head of the vertical took interview, explained role and asked about my experience.
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Q2. What project did you work on?
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Q1. A senior data scientist asked technical questions on my experience.
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Q2. What is the advantage or lstm over rnn.
Ans. 
LSTM has better memory retention than RNN.
• LSTM can remember long-term dependencies better than RNN.

• LSTM has a gating mechanism that controls the flow of information.

• LSTM can handle vanishing gradient problem better than RNN.

• LSTM is more suitable for tasks that require long-term memory, such as speech recognition and language translation.
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Q3. What is multicollinearity and what are its effects?
Ans. 
Multicollinearity is a phenomenon where two or more independent variables in a regression model are highly correlated.
• It can lead to unstable and unreliable estimates of regression coefficients.

• It can make it difficult to determine the individual effect of each independent variable on the dependent variable.

• It can also result in inflated standard errors and p-values, making it difficult to identify statistically signif...read more
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Q1. What is Ram? What is Rom?
Ans. 
RAM stands for Random Access Memory, a type of computer memory that can be accessed randomly. ROM stands for Read-Only Memory, a type of memory that stores data permanently.
• RAM is volatile memory used by the computer to store data and program instructions temporarily.

• ROM is non-volatile memory that stores firmware and cannot be easily modified or deleted.

• RAM is faster but loses data when power is turned off, while ROM ...read more
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Q2. Which language understand the computer?
Ans. 
Computers understand machine language, which is a set of binary codes representing instructions that the computer can execute.
• Computers understand machine language, which consists of binary code representing instructions.

• High-level programming languages like Python, Java, C++ are used to write code that is then translated into machine language.

• Compilers and interpreters are used to convert high-level code into machine
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Q1. What is the machine language?
Ans. 
Machine language is the lowest-level programming language that directly corresponds to instructions executed by a computer's CPU.
• Machine language consists of binary code representing instructions that can be executed by a computer's central processing unit (CPU)

• It is the lowest-level programming language and is specific to the type of CPU being used

• Machine language is difficult for humans to read and write, as it is co...read more
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Q1. What does BIOS works for?
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BIOS works as a firmware that initializes hardware components during the boot process of a computer.
• BIOS stands for Basic Input/Output System

• It is responsible for initializing and testing hardware components like the CPU, memory, and storage devices

• BIOS also provides the necessary instructions for the operating system to boot up

• It is stored on a ROM chip on the motherboard
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