Infosys Artificial Intelligence Intern Interview Questions and Answers

Q1. Asked various ai related basic questions, algorithms and basics of python.
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Gangster Disciples (GD) is a gang, while Graphical Display (GD) refers to a visual representation of data.

Aptitude tests are used to assess a person's ability to perform specific tasks, think critically, and solve problems. They are commonly used in job recruitments, college admissions, and competitive exams.

### **Types of Aptitude Tests**
1. **Numerical Aptitude** – Assesses mathematical skills, including arithmetic, algebra, ratios, percentages, and data interpretation.
2. **Logical Reasoning** – Evaluates pattern recognition, sequences, and logical deductions.
3. **Verbal Ability** – Tests grammar, comprehension, vocabulary, and sentence formation.
4. **Abstract Reasoning** – Measures the ability to identify patterns, trends, and relationships among shapes or figures.
5. **Spatial Reasoning** – Tests the ability to visualize and manipulate objects in space.
6. **Mechanical Reasoning** – Assesses understanding of mechanical and physical concepts, often for technical roles.
7. **Situational Judgment Test (SJT)** – Evaluates decision-making and problem-solving in workplace scenarios.

### **Common Exam Patterns**
- Multiple-choice questions (MCQs)
- Timed sections
- Increasing difficulty level
- Negative marking (in some tests)

### **Preparation Tips**
✔️ **Practice Regularly** – Solve sample questions and previous papers.
✔️ **Time Management** – Work on speed and accuracy.
✔️ **Learn Shortcuts** – Use mental math tricks and reasoning techniques.
✔️ **Improve Reading Skills** – Enhance vocabulary and comprehension for verbal sections.
✔️ **Use Online Mock Tests** – Simulate real test conditions.

Would you like sample questions or specific test details for a job or exam?

Q1. Over fitting and underfitting ?
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Q2. What is P value and what is its significance?
Ans. 
P value is a statistical measure that helps determine the significance of results in hypothesis testing.
• P value is the probability of obtaining results as extreme as the observed results, assuming the null hypothesis is true.

• A small P value (typically ≤ 0.05) indicates strong evidence against the null hypothesis, leading to its rejection.

• A large P value (> 0.05) suggests weak evidence against the null hypothesis, leadi...read more
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Q3. Explain your projects. Explain about RAG
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Write a code to reverse a list. Write a code to add value to a dataframe and edit the value in data frame

Q1. Tell about yourself.
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Q2. Explain projects. How much will you rate yourself in technical knowledge
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Q1. Basic Computer Vision questions
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Q2. What is convolution
Ans. 
Convolution is a mathematical operation that combines two functions to produce a third function.
• Convolution involves sliding one function over another and multiplying the overlapping values at each point.

• It is commonly used in signal processing, image processing, and neural networks.

• In image processing, convolution is used for tasks like blurring, sharpening, edge detection, etc.
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Q1. What algorithm to use for an Imbalanced dataset
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Q2. How to balance precision and recall
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It was a campus placement during my second year of Mtech. So they followed the usual standard format. Aptitude and personality quiz.

Q1. Tell me about yourself favourite subject Python Libraries Projects Data science (NLP)
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Q1. The usual tell me about yourself and some casual conversation.
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Q1. Asked various ai related basic questions, algorithms and basics of python.
Add your answer