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Vidushi Infotech
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posted on 11 Oct 2023
I applied via Walk-in and was interviewed in Sep 2023. There were 3 interview rounds.
Cashless Society,work from home
NumPy is a Python library for numerical computing that provides support for large, multi-dimensional arrays and matrices.
NumPy is faster and more efficient than Python lists for numerical operations.
NumPy allows for vectorized operations, which can significantly speed up computations.
NumPy provides a wide range of mathematical functions and operations for array manipulation.
NumPy arrays take up less memory compared to ...
Tuple is immutable and fixed in size, while list is mutable and can change in size.
Tuple is defined using parentheses, while list is defined using square brackets.
Tuple elements can be of different data types, while list elements are usually of the same data type.
Tuple is faster than list for iteration and accessing elements.
Example: tuple = (1, 'a', True), list = [1, 2, 3]
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posted on 17 Dec 2024
There were 45 questions in total: 20 questions on aptitude and 25 questions on basic C, C++, and Java.
posted on 6 Jan 2025
I applied via Walk-in and was interviewed in Jul 2024. There were 3 interview rounds.
Work-time model and relationship model.
Based on JavaScript and React.
posted on 5 Mar 2025
I appeared for an interview before Mar 2024.
Aspiring software engineer with a passion for coding, problem-solving, and building innovative applications.
Completed a Bachelor's degree in Computer Science, where I developed a strong foundation in programming languages like Java and Python.
Interned at XYZ Corp, where I contributed to a team project that improved the efficiency of a data processing application by 30%.
Worked on personal projects, including a web appli...
I chose software engineering for its creativity, problem-solving opportunities, and the impact it has on our daily lives.
Passion for technology: I have always been fascinated by how software can solve complex problems and improve efficiency.
Creativity: Software engineering allows me to express my creativity by designing innovative solutions and applications.
Impact: I want to create software that can positively affect p...
I applied via LinkedIn and was interviewed in Jul 2024. There was 1 interview round.
I have a strong background in data analysis, machine learning, and problem-solving skills that make me a valuable asset to your team.
Extensive experience in data analysis and machine learning techniques
Proven track record of solving complex problems using data-driven approaches
Strong communication and collaboration skills demonstrated through team projects and internships
As a Data Science Intern, I should contribute by analyzing data, developing models, and providing insights to drive decision-making.
Analyze data to identify trends and patterns
Develop predictive models to forecast outcomes
Provide actionable insights to stakeholders
Contribute to data-driven decision-making processes
I appeared for an interview in Mar 2025, where I was asked the following questions.
RMSE and MSE are metrics used to measure the accuracy of predictive models by quantifying the difference between predicted and actual values.
MSE (Mean Squared Error) is the average of the squares of the errors, calculated as: MSE = (1/n) * Σ(actual - predicted)².
RMSE (Root Mean Squared Error) is the square root of MSE, providing error in the same units as the target variable: RMSE = √MSE.
Example: If actual values are [...
Lasso regression is used for feature selection and regularization in predictive modeling, enhancing model interpretability.
Feature selection: Lasso can shrink some coefficients to zero, effectively selecting a simpler model.
Regularization: It helps prevent overfitting by adding a penalty for larger coefficients.
High-dimensional data: Particularly useful in scenarios with many predictors, like genomics.
Example: In a dat...
Supervised ML uses labeled data for training, while unsupervised ML identifies patterns in unlabeled data.
Supervised ML requires labeled data (e.g., predicting house prices based on features).
Unsupervised ML works with unlabeled data (e.g., clustering customers based on purchasing behavior).
Supervised ML is used for classification and regression tasks.
Unsupervised ML is used for clustering and association tasks.
Example...
posted on 6 Mar 2025
I appeared for an interview before Mar 2024.
I stay updated on AI advancements through research papers, online courses, conferences, and active participation in AI communities.
Regularly read research papers on platforms like arXiv and Google Scholar to understand cutting-edge developments.
Enroll in online courses on platforms like Coursera or edX to learn about new algorithms and techniques.
Attend AI and machine learning conferences such as NeurIPS, ICML, and CVP...
posted on 4 May 2019
I applied via Naukri.com and was interviewed in Oct 2018. There were 3 interview rounds.
based on 1 interview
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