Teradata Senior Data Engineer Interview Questions and Answers

Q1. How did you ingest kafka data and you day to day activity
Ans. 
I ingested Kafka data using Kafka Connect and performed data processing and analysis on a daily basis.
• Used Kafka Connect to ingest data from various sources into Kafka topics

• Developed custom Kafka Connect connectors for specific data sources

• Utilized Kafka Streams for real-time data processing and analysis

• Worked with schema registry for data serialization and deserialization
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Q2. What is catalyst optimizer
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Catalyst optimizer is a query optimization framework in Apache Spark that improves performance by generating optimized query plans.
• Catalyst optimizer is a rule-based optimization framework in Apache Spark.

• It leverages advanced techniques like predicate pushdown, constant folding, and join reordering to optimize query plans.

• Catalyst optimizer helps in improving the performance of Spark SQL queries by selecting the most ...read more
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Q1. Stored procedure sql hard
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Q2. Easy dsa problem solving
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Q1. Tell me about your self
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Questions testing spatial Ability

Q1. Tell me something about yourself
Ans. 
I am a detail-oriented and organized individual with experience in data entry.
• I have worked as a data entry operator for XYZ Company for 2 years.

• I am proficient in using Microsoft Excel and other data entry software.

• I have a strong attention to detail and accuracy, ensuring data integrity.

• I am able to handle large volumes of data and meet tight deadlines.

• I am a fast learner and adapt quickly to new systems and processe
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Q2. My strength are I am a self motivator and hard working discipline person short term goals is a get a job and my long term goal is to achieve a good position where can I build my career as well as an organi...read more
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Q3. Why should we hair you
Ans. As a fresher I bring a lot of tablets and terms of skills and ability and I very fixability and adaptive to learn new things which mean I will able to contribute something capable to the growth of the company
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Q4. What is your weekness
Ans. 
My weakness is that I can be overly meticulous, which sometimes slows down my work.
• I tend to double-check my work multiple times to ensure accuracy.

• I sometimes spend more time than necessary on small details.

• I am working on finding a balance between thoroughness and efficiency.

• For example, when entering data, I may spend extra time verifying each entry to avoid errors.
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Q1. C and java programming questions
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