SS Supply Chain Solutions Power BI Developer Interview Questions and Answers

Q1. What are the types of data set you have worked upon?
Ans. 
I have worked on various types of data sets including sales data, customer data, financial data, and social media data.
• Sales data

• Customer data

• Financial data

• Social media data
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Q2. Write dax for delta sales growth
Ans. 
Calculate delta sales growth using DAX formula
• Use the following DAX formula: Delta Sales Growth = (SUM(Sales[SalesAmount]) - CALCULATE(SUM(Sales[SalesAmount]), PREVIOUSMONTH('Date'[DateKey]))) / CALCULATE(SUM(Sales[SalesAmount]), PREVIOUSMONTH('Date'[DateKey]))

• Make sure to replace 'Sales[SalesAmount]' with the actual column name in your dataset

• Ensure that 'Date'[DateKey]' is the date column in your dataset
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Aptitude test

Current affairs

Q1. Puzzle , sql related questions
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If you are a fresher , then this is for you else almost no coding test for experienced candidates.

Q1. Javascript basics, Angular react general questions depends upon profile.
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Q1. They asked general questions related to some hectic situation faced in previous company / project..
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Few questions that would involve problem solving. Basic 10th std math would suffice

Had few DSA questions.

Q1. Technical interview
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Q1. About job, expection etc
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Simple question on maths

Q1. Explain OOPS concept
Ans. 
OOPS (Object-Oriented Programming) is a programming paradigm based on the concept of objects, which can contain data and code.
• OOPS focuses on creating objects that interact with each other to solve complex problems

• Key principles include encapsulation, inheritance, polymorphism, and abstraction

• Encapsulation ensures that the internal state of an object is hidden from the outside world

• Inheritance allows a class to inherit...read more
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Q2. Coding array questions
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Q1. Write a program to check if string is a anagram
Ans. 
Program to check if a string is an anagram
• Create a function that takes in two strings as input

• Remove all spaces and convert both strings to lowercase

• Sort both strings and compare if they are equal to determine if they are anagrams
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Q2. What is react lifecycle method
Ans. 
React lifecycle methods are special methods that are automatically called by React at specific points in a component's life cycle.
• React components have several lifecycle methods such as componentDidMount, componentDidUpdate, componentWillUnmount, etc.

• These methods allow developers to perform actions at specific points in a component's life cycle, such as fetching data, updating the UI, or cleaning up resources.

• Understa...read more
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Create a web app to perform cred operation

Questions based or percentage, profit loss, ratio

Q1. Explain about stacks
Ans. 
Stacks are a data structure that follows the Last In First Out (LIFO) principle.
• Elements are added and removed from the top of the stack

• Common operations include push (add element) and pop (remove element)

• Stacks can be implemented using arrays or linked lists

• Examples of stack usage include function call stack and undo/redo functionality in text editors
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Q2. To find middle number in the linked list
Ans. 
To find the middle number in a linked list.
• Traverse the linked list using two pointers, one moving twice as fast as the other.

• When the fast pointer reaches the end, the slow pointer will be at the middle node.

• If the linked list has even number of nodes, there will be two middle nodes. Return either one.
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Q1. Introduction , hobbies, goals
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Q2. Strength, weakness, short term and long term goals
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