10+ MNC Group Interview Questions and Answers

Calculate the total number of handshakes between 2 cricket teams with 11 players each.

• Use the formula n(n-1)/2 to calculate the number of handshakes for each team.

• Multiply the result by the number of players in the other team.

• Add the two results together to get the total number of handshakes.

11 players in a cricket team shake hands with each other once. Find the total number of handshakes.

• Each player shakes hands with 10 other players.

• Total number of handshakes = 11C2 = 55

• Formula for nC2 = n*(n-1)/2

Using pivot and data grouping in Excel requires coding knowledge.

• Select the data range to be pivoted

• Go to Insert tab and click on PivotTable

• Drag and drop fields into Rows, Columns, and Values

• To group data, select the cells and right-click to select Group

• Coding knowledge can be used to automate pivot creation and data grouping

Data warehousing is structured and optimized for querying, while data lake is a more flexible storage solution for raw data.

• Data warehousing involves storing structured data in a relational database for optimized querying.

• Data lakes store raw, unstructured data in its native format for flexibility and scalability.

• Data warehousing is useful for business intelligence and reporting, providing a structured and organized data repository.

• Data lakes are useful for storing large volu...read more

Abstraction is the process of hiding complex implementation details and showing only the necessary information to the user.

• Abstraction is a fundamental concept in OOP

• It helps in reducing complexity and increasing efficiency

• It allows the user to focus on the essential features of an object

• Examples include abstract classes, interfaces, and encapsulation

KNN is a machine learning algorithm that classifies data points based on the majority class of its k-nearest neighbors.

• KNN stands for K-Nearest Neighbors

• It is a non-parametric and lazy learning algorithm

• To decide the optimal value of N (number of neighbors), cross-validation techniques like Grid Search can be used

• Choosing a small value of N can lead to overfitting, while a large value can lead to underfitting

Approach HCP Segmentation Analysis by identifying key characteristics, grouping HCPs based on similarities, and analyzing each segment's needs.

• Identify key characteristics such as specialty, prescribing behavior, geographic location, etc.

• Group HCPs based on similarities in characteristics to create segments.

• Analyze each segment's needs, preferences, and behaviors to tailor strategies accordingly.

• Utilize data analytics tools and software to aid in segmentation analysis.

• Regular...read more

A prime number is a number that is only divisible by 1 and itself.

• Iterate through numbers from 2 to n-1

• Check if n is divisible by any number in the range

• If not, n is a prime number

Medical writing guidelines ensure accuracy, clarity, and consistency in medical documents.

• Follow the guidelines set by regulatory bodies such as FDA and EMA

• Use clear and concise language, avoiding jargon and technical terms

• Ensure accuracy of data and references

• Maintain consistency in formatting and style

• Include appropriate disclosures and disclaimers

• Examples: clinical study reports, regulatory submissions, patient information leaflets

Linear regression assumptions include linearity, independence, homoscedasticity, and normality.

• Linearity: The relationship between the independent and dependent variables is linear.

• Independence: The residuals are independent of each other.

• Homoscedasticity: The variance of the residuals is constant across all levels of the independent variables.

• Normality: The residuals are normally distributed.

• No multicollinearity: The independent variables are not highly correlated with each ...read more