Decimal Point Analytics Interview Questions, Process, and Tips

Q1. Basic CV related questions
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Q2. Background verification
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Q1. Asked about Mutual Fund, Financial statements.
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Q2. What is Derivatives? Types of mutual fund, Ratios etc.
Ans. 
Derivatives are financial instruments whose value is derived from an underlying asset or group of assets.
• Types of derivatives include options, futures, forwards, and swaps.

• Mutual funds are investment vehicles that pool money from multiple investors to invest in a diversified portfolio of securities.

• Common ratios used in financial analysis include price-to-earnings ratio (P/E), return on equity (ROE), and debt-to-equity
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Apptitude test 100 marks

Q1. Normal questions one to one
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Q1. Finance related
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Q1. All financial terms
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Round duration - 90 Minutes
Round difficulty - Medium

Q1. 
Rahul and Minimum Subarray Challenge
Rahul, who is passionate about programming, is learning about arrays and lists. He faces a challenging problem to determine the smallest subarray length in a given arr...read more
Ans. 
The problem is to find the length of the smallest subarray in a given array with its sum greater than a given value.
• Iterate through the array and keep track of the current subarray sum

• If the current sum becomes greater than the given value, update the minimum subarray length

• If the current sum becomes negative, reset the sum and start a new subarray

• Return the minimum subarray length
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Q2. 
Maximum of All Subarrays of Size k
Given an array of 'N' non-negative integers and an integer 'K', your task is to find the maximum elements for each subarray of size 'K'.
Input:
The first line contains...read more
Ans. 
The task is to find the maximum elements for each subarray of size K in a given array.
• Iterate through the array and maintain a deque of indices of the maximum elements in the current window of size K.

• For each new element, remove indices from the deque that are outside the current window.

• Add the index of the new element to the deque, and print the maximum element of the window if the first index in the deque is outside
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Round duration - 20 Minutes
Round difficulty - Medium

This round was mostly resume-based. The interviewer asked about my projects and asked technical questions related to them. He then asked 1 DS question which was to detect whether the linked list is a circular linked list or not. He also asked me for a puzzle in the end.

Q1. 
Circular Linked List Detection
You are provided with the head of a linked list containing integers. Your task is to determine if the linked list is circular.
Note:
• A linked list is considered circula...read more
Ans. 
The task is to determine whether a given linked list is circular or not.
• A linked list is circular if the next pointer of the last node points to the first node.

• An empty linked list is also considered circular.

• Check if any node has its next pointer equal to NULL.

• All the integers in the linked list are unique.

• The next pointer of a node with i'th integer is linked to the node with data (i+1)'th integer.
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Round duration - 10 Minutes
Round difficulty - Easy

Q1. Explain VPN? Explain WLA?
Ans. 
VPN stands for Virtual Private Network. It is a secure connection that allows users to access a private network over a public network.
• VPN creates a secure and encrypted connection between the user's device and the private network.

• It provides privacy and anonymity by masking the user's IP address and encrypting their internet traffic.

• VPN is commonly used to access company networks remotely, bypass geo-restrictions, and ...read more
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Q2. Explain Adds ? Explain Firewall?
Ans. 
Adds stands for Active Directory Domain Services. It is a directory service provided by Microsoft for managing network resources.
• Adds is used to manage users, groups, computers, and other network resources in a Windows domain.

• It provides a centralized authentication and authorization mechanism for accessing network resources.

• Adds allows administrators to define and enforce security policies, manage software installatio...read more
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Q3. Explain office 365? , Explain Network issue
Ans. 
Office 365 is a cloud-based suite of productivity tools and services provided by Microsoft.
• Office 365 is a subscription-based service that includes popular Microsoft applications like Word, Excel, PowerPoint, and Outlook.

• It also offers cloud storage, email hosting, and collaboration tools like SharePoint and Teams.

• Office 365 allows users to access their files and applications from anywhere, on any device, as long as th...read more
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2 coding questions and 15 aptitude questions.

Q1. Explain your projects.
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Q2. Question asked about node api
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