Dynatrade Automotive Group Executive/ Sr Executive - Administration Interview Questions and Answers

2 codes were there and it was really easy

Q1. Types of data structures in python
Ans. 
Python has various data structures like lists, tuples, dictionaries, sets, etc.
• Lists: Ordered, mutable, allows duplicate elements. Example: [1, 2, 3]

• Tuples: Ordered, immutable, allows duplicate elements. Example: (1, 2, 3)

• Dictionaries: Unordered, mutable, key-value pairs. Example: {'key': 'value'}

• Sets: Unordered, mutable, unique elements. Example: {1, 2, 3}
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Q2. Structures of hadoop
Ans. 
Hadoop is a framework for distributed storage and processing of large data sets across clusters of computers.
• Hadoop consists of HDFS (Hadoop Distributed File System) for storage and MapReduce for processing.

• Hadoop uses a master-slave architecture with a single NameNode (master) and multiple DataNodes (slaves).

• Hadoop ecosystem includes tools like Hive, Pig, Spark, and HBase for different data processing tasks.

• Hadoop is ...read more
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Q1. Explain ETL process
Ans. 
ETL process involves extracting data from various sources, transforming it to fit business needs, and loading it into a target database.
• Extract: Retrieve data from different sources like databases, files, APIs, etc.

• Transform: Clean, filter, aggregate, and convert data to meet business requirements.

• Load: Insert the transformed data into a target database or data warehouse.

• Example: Extracting sales data from a CRM system...read more
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Q2. How to check if file is empty using python
Ans. 
Use os.path.getsize() to check if file size is 0
• Use os.path.getsize() to get the size of the file in bytes

• Check if the size is 0 to determine if the file is empty
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Q1. Project exaination
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Q2. Behviaoural questions
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Q1. Data partitioning
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Q2. Data clustering
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Interview will be on basic knowledge w.r.t python it is regarding lists, tuples etc..,
Regarding SQL interview is also basic.

Q1. Regarding the company
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Q2. Regarding future studies
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Its consists of total 50 mcq questions.

Q1. Here they asked me technical question from the machine learning, SQL, and project mention in CV.
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