EdgeVerve Systems Interview Questions and Answers

Q1. Describe concurrent hashmap
Ans. 
Concurrent hashmap is a thread-safe version of hashmap in Java, allowing multiple threads to access and modify it concurrently.
• ConcurrentHashMap was introduced in Java 5 to address the thread-safety issue of HashMap.

• It allows multiple threads to read and write to the map concurrently without causing a ConcurrentModificationException.

• It achieves thread-safety by dividing the map into segments, each guarded by a separate...read more
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Q2. What is the hashmap?
Ans. 
HashMap is a data structure that stores key-value pairs and allows for fast retrieval of values based on keys.
• HashMap is part of the Java Collections Framework.

• It uses hashing to store and retrieve elements efficiently.

• Each key in a HashMap must be unique.

• Example: HashMap<String, Integer> map = new HashMap<>(); map.put("apple", 5);
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Amazon supplier portal

Q1. How will you improve customer retention
Ans. 
I will improve customer retention by implementing personalized communication strategies and enhancing customer experience.
• Implement personalized communication strategies to make customers feel valued and understood

• Enhance customer experience by providing exceptional service and addressing any issues promptly

• Offer loyalty programs or incentives to encourage repeat business

• Gather feedback from customers to understand the...read more
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Aptitude test has questions from quants, logic and English

Q1. Questions related to job profile handled in the past
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Q2. Subject related questions
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Q1. Why are you interested in data entry operator
Ans. 
I am drawn to the data entry operator role due to my passion for accuracy, organization, and the importance of data in decision-making.
• I have a strong attention to detail, which ensures that data is entered accurately and efficiently.

• I enjoy working with data and find satisfaction in organizing information systematically.

• In my previous role, I improved data entry speed by 20% through effective time management and prior...read more
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Q2. Describe your typing speed and accuracy
Ans. 
I have a typing speed of 75 WPM with 98% accuracy, ensuring efficient and precise data entry.
• Consistently achieve a typing speed of 75 words per minute (WPM).

• Maintain an accuracy rate of 98%, minimizing errors in data entry.

• Regularly practice typing through online platforms to improve speed and accuracy.

• Utilize keyboard shortcuts to enhance efficiency during data entry tasks.

• Completed a data entry project with over 10,...read more
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Q3. What experience do you have with data entry
Ans. 
I have extensive experience in data entry, focusing on accuracy, efficiency, and attention to detail in various roles.
• Worked as a data entry clerk for two years, managing large volumes of information daily.

• Utilized software like Microsoft Excel and Google Sheets for data organization and analysis.

• Maintained a 98% accuracy rate in data entry tasks, ensuring high-quality results.

• Handled sensitive information while adheri...read more
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It was good but questions were hard, I was given exam for Android developer and portal did not have kotlin compiler which is irritated.

Online hacker rank assessment

Q1. Online interview with live coding
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Q2. All about oops concepts
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Q3. About python regex
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Q1. Basic HR round ..
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