Amantya Technologies Interview Questions, Process, and Tips

Q1. Ques -> Can you define difference b/w Azure data lake and Delta lake.
Ans. 
Azure Data Lake is a cloud-based storage and analytics service, while Delta Lake is an open-source storage layer that adds reliability to data lakes.
• Azure Data Lake is a service provided by Microsoft Azure for storing and analyzing large amounts of data.

• Delta Lake is an open-source storage layer that adds ACID transactions and schema enforcement to data lakes.

• Azure Data Lake is a cloud-based solution, while Delta Lake ...read more
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Q2. How to implemented Primary key and foreign key in delta tables.
Ans. 
Primary keys and foreign keys can be implemented in delta tables using constraints and references.
• Primary keys can be implemented using the PRIMARY KEY constraint, which ensures that each record in the table has a unique identifier.

• Foreign keys can be implemented using the FOREIGN KEY constraint, which establishes a link between two tables based on a common column.

• The referenced table must have a primary key defined, a...read more
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Q3. How to handle exception in python?
Ans. 
Exception handling in Python allows for the graceful handling of errors and prevents program crashes.
• Use try-except blocks to catch and handle exceptions.

• Multiple except blocks can be used to handle different types of exceptions.

• The finally block is executed regardless of whether an exception occurred or not.

• Exceptions can be raised using the 'raise' keyword.

• Custom exceptions can be defined by creating a new class that
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Q4. What is star schema and snowflake schema
Ans. 
Star schema is a data modeling technique where a central fact table is connected to multiple dimension tables. Snowflake schema is an extension of star schema with normalized dimension tables.
• Star schema is a simple and denormalized structure

• It consists of a central fact table connected to multiple dimension tables

• Dimension tables contain descriptive attributes

• Star schema is easy to understand and query, but can lead t...read more
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Q5. Which are the most frequently change
Ans. 
The most frequently changing data
• Customer preferences

• Market trends

• Weather data

• Stock prices

• Social media trends
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Q1. Explain DHCP and process of working
Ans. 
DHCP is a network protocol that assigns IP addresses automatically to devices on a network.
• DHCP stands for Dynamic Host Configuration Protocol

• It allows devices to obtain IP addresses and other network configuration information dynamically

• DHCP server assigns IP addresses to devices within a network

• DHCP lease time determines how long an IP address is valid for a device

• DHCP renewal process occurs when a device tries to re
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Q2. Useless question beyond your jobs like mathematics
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Was 1 hr with a simple question from leetcode

Q1. Implement reverse Linked list
Ans. 
Reverse a linked list
• Create a new linked list to store the reversed elements

• Traverse the original linked list and insert each node at the beginning of the new list

• Update the head of the new list as the last node of the original list
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Q2. Project Explanation(from resume)
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Q1. Why we should select you?
Ans. 
I am a dedicated and hardworking individual with relevant skills and experience for the role.
• I have completed relevant coursework in the field

• I have previous internship experience in a similar role

• I possess strong communication and teamwork skills
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Q2. Are you willing to relocate?
Ans. 
Yes, I am open to relocating for the right opportunity.
• I am open to relocating for the right opportunity

• I am flexible and willing to move for the internship

• I understand the importance of being open to relocation for career growth
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Question based on array string linkedlist