Mahindra Truck and Bus Assistant Manager/Manager -(Technical) Interview Questions and Answers

Q1. Hwo to transformer
Add your answer
Q2. What is current
Ans. 
Current is the flow of electric charge in a circuit.
• Current is measured in Amperes (A)

• It is the rate of flow of electric charge through a conductor

• There are two types of current - AC (Alternating Current) and DC (Direct Current)

• Example: A light bulb connected to a battery has current flowing through it
Answered by AI
Add your answer
Q3. What is forward and reverse
Ans. 
Forward and reverse refer to the direction of data flow in a network or the direction of a switch operation.
• Forward refers to the movement of data from source to destination in a network.

• Reverse refers to the movement of data from destination to source in a network.

• In switch operation, forward refers to the normal flow of traffic through the switch, while reverse may involve rerouting or blocking traffic.

• Example: In a ...read more
Answered by AI
Add your answer

Q1. Dol starter connection
Add your answer
Q2. Satr delta connection
Add your answer

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}
Answered by AI
Add your answer
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
Answered by AI
Add your answer

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
Answered by AI
Add your answer
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
Answered by AI
Add your answer

Q1. Project exaination
Add your answer
Q2. Behviaoural questions
Add your answer

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
Add your answer
Q2. Regarding future studies
Add your answer