PureSoftware Interview Questions, Process, and Tips

Data structures and algorithms, javascript and react questions

Q1. Questions on system design
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Q2. Questions on advanced CI/CD pipeline
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Q1. Discussion on product management
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Q2. State management system
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Q1. It was good they just follow the process asked some simple java question.
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Q2. What is the difference between hashmap and concurrenthashmap
Ans. 
HashMap is not thread-safe while ConcurrentHashMap is thread-safe.
• HashMap is not thread-safe and can lead to ConcurrentModificationException if modified during iteration.

• ConcurrentHashMap allows concurrent read and write operations without the need for external synchronization.

• ConcurrentHashMap achieves thread-safety by dividing the map into segments, allowing multiple threads to operate on different segments concurren
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Q3. SQL question of third highest salary
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To find the third highest salary in a SQL table, use the 'SELECT DISTINCT' statement with 'ORDER BY' and 'LIMIT'.
• Use 'SELECT DISTINCT' to avoid duplicates

• Order the salaries in descending order using 'ORDER BY'

• Use 'LIMIT 2,1' to skip the first two highest salaries and retrieve the third highest salary
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Q1. Overall it was good
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Q2. System design related question design parking lot
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Q1. Asked me about the salary expectations
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Q1. Write a Python program to get the smallest integer greater than square root of a given number.
Ans. 
Python program to find smallest integer greater than square root of a given number.
• Use math module to calculate square root of the given number.

• Use math.ceil() function to round up the square root to the nearest integer.

• Add 1 to the rounded up square root to get the smallest integer greater than square root.
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Q2. Write a SQL query to list all the employees with the third highest salary.
Ans. 
SQL query to list employees with third highest salary
• Use the 'ROW_NUMBER()' function to assign a rank to each employee based on salary

• Filter the results to only include employees with a rank of 3
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Q3. What is stemming and lemmatinization?
Ans. 
Stemming and lemmatization are techniques used in natural language processing to reduce words to their base or root form.
• Stemming is the process of reducing words to their base or root form by removing suffixes.

• Example: 'running' becomes 'run' after stemming.

• Lemmatization is the process of reducing words to their base or root form while still ensuring that the reduced form belongs to the language.

• Example: 'better' beco
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Q1. Coding question and mysql query
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Q1. String operation in Tosca Automation
Ans. 
String operations in Tosca Automation involve manipulating and validating strings in test scripts.
• Use functions like 'contains', 'startsWith', 'endsWith' for string validation

• Use 'concatenate' function to combine multiple strings

• Use 'substring' function to extract a portion of a string
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Q2. Join to table and find the highest salay of employee
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Q1. What is use of Swift &Objective c? Write code for Tableview Using SwiftUI? RxSwift Vs Swift? What is Optional & Generics ? Protocol Composition related Questions
Ans. 
Swift & Objective-C are programming languages used for iOS development. Tableview in SwiftUI uses List view. RxSwift is a reactive programming framework. Optional & Generics are Swift features. Protocol Composition is combining multiple protocols.
• Swift & Objective-C are used for iOS development

• Tableview in SwiftUI uses List view

• RxSwift is a reactive programming framework for Swift

• Optional allows variables to have a 'no...read more
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Q1. What was your role and responsibilities in your last organization?
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