Pixel Interview Questions and Answers

Process planning refers to the methodical approach of determining the best possible way to manufacture a product or deliver a service by considering various aspects such as resources, timelines, and methodologies involved in production or execution.

Q1. Explain about previous process
Ans. 
Implemented a new chemical process to increase efficiency and reduce waste.
• Researched and analyzed current process to identify areas for improvement

• Designed and tested new process using simulation software

• Collaborated with production team to implement changes and monitor results

• Achieved 20% increase in production output and 15% reduction in waste

• Continuously monitored and optimized process for further improvements
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Q2. Explain about my work experience
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Q3. Explain about my work standard
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Q4. Explain about my managing method
Ans. 
I utilize a combination of project management tools and communication strategies to effectively manage my team and projects.
• I prioritize tasks based on deadlines and importance

• I regularly communicate with team members to ensure everyone is on the same page

• I use project management software such as Trello or Asana to track progress and assign tasks

• I adapt my management style to fit the needs and preferences of individual
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Q5. Explain about my working style
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The Aptitude Test session accesses mathematical and logical reasoning abilities

Q1. What is Vlookup
Ans. 
Vlookup is a function in Excel used to search for a value in a table and return a corresponding value from another column.
• Vlookup stands for 'Vertical Lookup'

• It is commonly used in Excel to search for a value in the leftmost column of a table and return a value in the same row from a specified column

• Syntax: =VLOOKUP(lookup_value, table_array, col_index_num, [range_lookup])

• Example: =VLOOKUP(A2, B2:D10, 3, FALSE) - searc...read more
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Q2. Some IF else Question in Excel
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Q3. What does your day in your previous organization look like?
Ans. 
My day in my previous organization involved analyzing large datasets, creating reports, and presenting findings to stakeholders.
• Reviewing and cleaning large datasets to ensure accuracy

• Creating visualizations and reports to communicate insights

• Collaborating with team members to identify trends and patterns

• Presenting findings to stakeholders in meetings or presentations
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Q4. Could you share the technical skills you possess?
Ans. 
I possess strong technical skills in data analysis, including proficiency in programming languages, statistical analysis, and data visualization tools.
• Proficient in programming languages such as Python, R, SQL

• Skilled in statistical analysis and data modeling techniques

• Experience with data visualization tools like Tableau, Power BI

• Knowledge of machine learning algorithms and techniques
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Q5. Can you explain what a Pivot Table is?
Ans. 
A Pivot Table is a data summarization tool used in spreadsheet programs to analyze, summarize, and present data in a tabular format.
• Pivot tables allow users to reorganize and summarize selected columns and rows of data to obtain desired insights.

• Users can easily group and filter data, perform calculations, and create visualizations using pivot tables.

• Pivot tables are commonly used in Excel and other spreadsheet program...read more
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Q6. Find the Highest-paid employee in each department along with their salary and department name.
Ans. 
To find the highest-paid employee in each department, we need to group employees by department and then select the employee with the highest salary in each group.
• Group employees by department

• Find the employee with the highest salary in each group

• Retrieve the employee's name, salary, and department name
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Q1. What are the key topics related to Generative AI, specifically focusing on Retrieval-Augmented Generation (RAG) and Large Language Models (LLM)?
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Q2. What is your understanding of the existing project and the technology stacks used?
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Q1. What has been your contribution to existing work and the technologies used in that context?
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Q2. ML, DL, Gen AI implementation and flow
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Q3. Python Coding logic and semantics
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Q1. What are the existing work challenges you face, and what solutions have you implemented to address them?
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Q2. What is your understanding of Generative AI and Natural Language Processing (NLP), and can you provide examples of their use cases?
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Difference between soft skills and hard skills

Q1. What is manual testing
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Q2. What is defect life cycleif
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Q1. What is the main thing should have for a test engineer
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Q2. What's your opinion on testing
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Q1. Are you ok with rotational shifts?
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Q2. Are you ok with the work location?
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Q1. What is the impact of purchase of inventory on financial statements
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Q2. Accounting concepts
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Q3. What do u know about USGAAP
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Q4. Since I mentioned in my resume that i have mutual funds and derivatives knowledge he asked me about these topics a bit
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Q1. What do you know about optum
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Q2. How well do you know the excel
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Q3. You may have to learn various softwares, are you fine with it
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Q1. What is polymorphism,generator,decorator? List vs tuple?
Ans. 
Polymorphism allows objects of different classes to be treated as objects of a common superclass. Generators produce items one at a time. Decorators add functionality to existing functions or methods.
• Polymorphism: Enables objects of different classes to be treated as objects of a common superclass. Example: Animal superclass with Dog and Cat subclasses.

• Generator: Produces items one at a time, allowing for efficient mem...read more
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Q2. TFIDF, BOW What is embedding why important how to craete embeddings?
Ans. 
Embeddings are a way to represent words or phrases as vectors in a high-dimensional space, capturing semantic relationships.
• Embeddings are important for tasks like natural language processing, where words need to be represented in a meaningful way.

• They can be created using techniques like Word2Vec, GloVe, or using neural networks like Word Embeddings.

• Embeddings help in capturing semantic relationships between words, al...read more
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Q3. What is Encoder decoder explain with example?
Ans. 
Encoder-decoder is a neural network architecture used for tasks like machine translation.
• Encoder processes input data and generates a fixed-length representation

• Decoder uses the representation to generate output sequence

• Example: Seq2Seq model for translating English to French
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Q4. What is stop word? We need to remove in every application or not tell me example when stop words are importan?
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Q1. Can you describe your previous experience?
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Q2. What is your expected salary for this position?
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Q1. Can you describe your previous work experience?
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Q2. What do you know about inventory management?
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Q1. Can you describe your previous professional experience?
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Q2. What are the key principles of inventory management and auditing?
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