Find Interview Questions for O P Jindal Global University

Right Answer:
Supervised learning uses labeled data to train models, meaning the output is known, while unsupervised learning uses unlabeled data, where the model tries to find patterns or groupings without predefined outcomes.

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To handle missing data in a dataset, you can use the following methods:

1. **Remove Rows/Columns**: Delete rows or columns with missing values if they are not significant.
2. **Imputation**: Fill in missing values using techniques like mean, median, mode, or more advanced methods like KNN or regression.
3. **Flagging**: Create a new column to indicate missing values for analysis.
4. **Predictive Modeling**: Use algorithms to predict and fill in missing values based on other data.
5. **Leave as Is**: In some cases, you may choose to leave missing values if they are meaningful for analysis.

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Exploratory Data Analysis (EDA) is the process of analyzing and summarizing datasets to understand their main characteristics, often using visual methods. It helps identify patterns, trends, and anomalies in the data before applying formal modeling techniques.

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A hypothesis is a specific, testable prediction about the relationship between two or more variables. To test a hypothesis, you can use the following steps:

1. **Formulate the Hypothesis**: Clearly define the null hypothesis (no effect or relationship) and the alternative hypothesis (there is an effect or relationship).
2. **Collect Data**: Gather relevant data through experiments, surveys, or observational studies.
3. **Analyze Data**: Use statistical methods to analyze the data and determine if there is enough evidence to reject the null hypothesis.
4. **Draw Conclusions**: Based on the analysis, conclude whether the hypothesis is supported or not, and report the findings.

Right Answer:
The different types of data analysis are:

1. Descriptive Analysis
2. Diagnostic Analysis
3. Predictive Analysis
4. Prescriptive Analysis
5. Exploratory Analysis

Right Answer:
MS Project is used for project management to plan, schedule, and track project progress, allocate resources, manage budgets, and analyze workloads.

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Content analysis is a research method used to systematically analyze communication content, such as texts, speeches, or media, to identify patterns, themes, and meanings.

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Yes, banks face significant challenges from money laundering when attracting deposits. Money laundering can lead to reputational damage, regulatory penalties, and financial losses. Banks must implement strict compliance measures and due diligence processes to detect and prevent illicit activities, which can complicate their efforts to attract legitimate deposits.

Right Answer:
Could you please specify the exact question related to databases?

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The fields used for Project Planning in MS Project include:

1. Task Name
2. Duration
3. Start Date
4. Finish Date
5. Predecessors
6. Resources
7. Percent Complete
8. Work
9. Cost
10. Milestones

Right Answer:
SEO (Search Engine Optimization) is the process of optimizing a website to improve its visibility in organic (non-paid) search engine results. SEM (Search Engine Marketing) involves promoting a website through paid advertising on search engines to increase its visibility.

Right Answer:
SEO, or Search Engine Optimization, is the practice of improving a website's visibility on search engines like Google, so that it ranks higher in search results and attracts more organic traffic.

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Yes, I identified a cross-sell opportunity by analyzing customer purchase patterns and noticed that customers who bought product A often needed product B, which was not being promoted together. I suggested bundling them in marketing campaigns, leading to increased sales for both products.

Right Answer:
A payment gateway is a service that processes online payments for e-commerce transactions. It securely transmits customer payment information from the website to the payment processor and then returns the transaction results back to the website. It functions by encrypting sensitive data, authorizing payments, and ensuring that funds are transferred from the customer's account to the merchant's account.

Right Answer:
Analytics in e-commerce helps businesses understand customer behavior, track sales performance, optimize marketing strategies, improve user experience, and make data-driven decisions to enhance profitability and growth.

Right Answer:

In my previous role at a software company, I successfully cross-sold our project management tool to existing clients who were using our time-tracking software. By demonstrating how the two products could integrate seamlessly to improve their workflow, I was able to increase their overall productivity and generate an additional 30% in revenue from those accounts.

Right Answer:

I have used Salesforce, HubSpot, and Zoho CRM to track cross-selling success.