BHTC Gcp Data Engineer Interview Questions and Answers

Coding test, on C, around 1 hr, on teams

Q1. C basics Embedded C Aptitude
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Q1. Basic java questions
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Q2. Situation based question
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Q1. How would you preprocess the raw data
Ans. 
Preprocessing raw data involves cleaning, transforming, and organizing data to make it suitable for analysis.
• Remove any irrelevant or duplicate data

• Handle missing values by imputation or deletion

• Normalize or standardize numerical data

• Encode categorical variables using techniques like one-hot encoding

• Feature scaling for machine learning algorithms

• Perform text preprocessing like tokenization and stemming
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Q2. How would you specify a solution that has been already existing
Ans. 
Specify the existing solution by documenting its architecture, components, technologies used, and any modifications made.
• Document the architecture of the solution, including high-level components and their interactions

• List the technologies used in the solution, such as programming languages, frameworks, and databases

• Describe any modifications or customizations made to the existing solution

• Include any performance metric...read more
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Coding was fully based on python.
First they told me to on the laptop camera because it was a virtual interview and then they told me to share my screen
1. Starting from self introduction
2. Summarise my project in 2 minutes
3. Then he ask back to back 5-6 python.
questions and I have to write in vs
code ( on shared screen) ,I have to
write the code and then execute it.
They asked. few side questions like
from html and sql.
4. Total duration of interview is 30
minutes

Q1. These is based on communication, salary discussion, responsibilities and work culture.
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Q2. 1. He asked about cap between degree and job 2. Strength and can I work under pressure. 3. How can I manage if I assigned more than 1 project at a time
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