Talentployer RPA Developer Interview Questions and Answers

Round duration - 30 minutes
Round difficulty - Medium

This was a MCQ round. 30 ques in 30 mins consisting of difficult quantitative aptitude questions were to be solved.

Round duration - 60 minutes
Round difficulty - Medium

In this test round, 2 coding questions were given. Either write the code or pseudo code

Q1. 
N Queens Problem
Given an integer N, find all possible placements of N queens on an N x N chessboard such that no two queens threaten each other.
Explanation:
A queen can attack another queen if they ar...read more
Ans. 
The N Queens Problem involves finding all possible placements of N queens on an N x N chessboard without threatening each other.
• Use backtracking algorithm to explore all possible configurations.

• Keep track of rows, columns, and diagonals to ensure queens do not threaten each other.

• Generate all valid configurations and print them out.
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Q2. 
Sort 0 1 2 Problem Statement
Given an integer array arr of size 'N' containing only 0s, 1s, and 2s, write an algorithm to sort the array.
Input:
The first line contains an integer 'T' representing the n...read more
Ans. 
Sort an array of 0s, 1s, and 2s in linear time complexity.
• Use three pointers to keep track of 0s, 1s, and 2s while traversing the array.

• Swap elements based on the values encountered to sort the array in-place.

• Time complexity should be O(N) and space complexity should be O(1).
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Round duration - 60 minutes
Round difficulty - Easy

This was a technical round with questions on DSA.

Q1. 
Reverse Words in a String: Problem Statement
You are given a string of length N. Your task is to reverse the string word by word. The input may contain multiple spaces between words and may have leading o...read more
Ans. 
Reverse words in a string while handling leading, trailing, and multiple spaces.
• Split the input string by spaces to get individual words

• Reverse the order of the words

• Join the reversed words with a single space in between
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Q2. 
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. 
Detect if a given linked list is circular by checking if it forms a closed loop.
• Traverse the linked list using two pointers, one moving at double the speed of the other.

• If the two pointers meet at any point, the linked list is circular.

• If the faster pointer reaches the end of the list (NULL), the linked list is not circular.
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Round duration - 30 minutes
Round difficulty - Easy

HR round with typical behavioral problems.

Coding test based on average DSA on hackerearch.

1 to 1 coding with interviewer

Some puzzles were asked more like quizez

Q1. Salary discussion and asked if know anything about company
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Q2. What do you know about our company
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Round duration - 60 minutes
Round difficulty - Medium

Round duration - 40 minutes
Round difficulty - Medium

Q1. 
Count Subsequences Problem Statement
Given an integer array ARR of size N, your task is to find the total number of subsequences in which all elements are equal.
Explanation:
A subsequence of an array i...read more
Ans. 
The task is to find the total number of subsequences in which all elements are equal in an integer array.
• Iterate through the array and count the frequency of each element.

• For each element, calculate the number of subsequences with all elements equal using the formula (frequency * (frequency - 1) / 2).

• Sum up the counts for all elements and return the result modulo 10^9 + 7.
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Round duration - 15 minutes
Round difficulty - Easy

Basic 30 aptitude based questions

Q1. 1 easy coding problem
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Q2. Print 1,1.5,2,2.5,3 in an array
Ans. 
Create an array of strings containing 1, 1.5, 2, 2.5, 3
• Initialize an array of strings

• Add the numbers 1, 1.5, 2, 2.5, 3 as strings to the array
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Q1. Explain Campaigns, Promotions, and Coupons.
Ans. 
Campaigns, Promotions, and Coupons are marketing strategies used to attract customers and increase sales.
• Campaigns are strategic marketing efforts to promote a product or service over a specific period of time.

• Promotions are temporary incentives offered to customers to encourage purchases, such as discounts or free gifts.

• Coupons are vouchers that entitle the holder to a discount on a particular product or service.

• Examp...read more
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Q2. What is Global JS.
Ans. 
Global JS refers to JavaScript variables or functions that are accessible from anywhere in the code.
• Global JS variables are declared outside of any function and can be accessed from any part of the code.

• Global JS functions are defined without being enclosed within another function and can be called from anywhere in the code.

• Using global variables or functions can lead to potential conflicts and security risks.
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Q1. Write @Wire syntax
Ans. 
Annotation used in Java to inject dependencies
• @Wire annotation is used in Java to inject dependencies

• It is typically used in frameworks like Dagger or ButterKnife

• Example: @Wire TextView textView;
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Q2. Explain clouds and their types
Ans. 
Clouds are visible masses of water droplets or ice crystals suspended in the atmosphere.
• Clouds are classified based on their altitude, shape, and appearance.

• Types of clouds include cirrus, cumulus, stratus, and nimbus.

• High-level clouds are found at altitudes above 20,000 feet, while low-level clouds are below 6,500 feet.

• Clouds can also be classified as convective, stratiform, or cumulonimbus.
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Q1. Explain Sequrity model
Ans. 
Security model refers to the framework that defines how security is implemented in a system or application.
• Security model determines who can access what resources and under what conditions

• It includes authentication, authorization, encryption, and auditing

• Examples of security models include discretionary access control (DAC), mandatory access control (MAC), and role-based access control (RBAC)
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Q2. Explain Data modelling
Ans. 
Data modelling is the process of creating a visual representation of data and its relationships within a system.
• Identifying entities and their attributes

• Defining relationships between entities

• Creating a schema to represent the data

• Normalization to reduce redundancy

• Example: Entity-Relationship Diagram (ERD)
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Q1. What is DSA, what is SOQL queries
Ans. 
DSA stands for Data Structures and Algorithms; SOQL is Salesforce Object Query Language for querying Salesforce data.
• DSA is essential for efficient problem-solving in programming.

• Common data structures include arrays, linked lists, stacks, and queues.

• Algorithms can be sorting (e.g., quicksort) or searching (e.g., binary search).

• SOQL is similar to SQL but specifically designed for Salesforce data.

• Example of SOQL: SELECT...read more
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Q2. Basic programming questions. Oops concepts
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