TCS Associate Interview Questions, Process, and Tips

General aptitude TCS NQT

Q1. Kind of resume screening asking quest while checking resume
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About company and general knowledge of candidate about market.

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Q1. DataFrames and DatasetsHow do you create a DataFrame in PySpark?Explain the difference between a DataFrame and a Dataset in Spark.How can you perform joins in PySpark DataFrames? Give examples.What are som...read more
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Creating and working with DataFrames in PySpark
• To create a DataFrame in PySpark, you can use the createDataFrame() method from the SparkSession object.

• DataFrames are structured and immutable collections of data, while Datasets are distributed collections of data with additional features like type-safety.

• To perform joins in PySpark DataFrames, you can use the join() method with the appropriate join type (inner, outer, l...read more
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Q2. From pyspark.sql import DataFrame, SparkSession from pyspark.sql.functions import col, explode_outer from pyspark.sql.types import ArrayType, StructType def flatten(df: DataFrame) -> DataFrame: # Init...read more
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Q1. Technical Questions about Dg
Ans. Basics of Dg required to prepare
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Q2. Technical questions about Smps
Ans. Basics of smps to be known
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Q3. Technical questions about battery bank anf lithium bb
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Q4. Bb basics ,Charge and discharge cycle
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Q1. Testing methods
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Q2. Defect life cycle
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Q1. Tell about yourself
Ans. 
I am a dedicated and hardworking individual with a passion for learning and growth.
• Graduated with a degree in Business Administration

• Completed internships at top companies in the industry

• Strong communication and problem-solving skills

• Currently pursuing further education in project management
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Q2. Short term and long term goals
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