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Vatsal Technosoft
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I applied via Referral and was interviewed in Jun 2024. There were 2 interview rounds.
I am a dedicated programmer analyst with a strong background in software development and problem-solving skills.
Experienced in analyzing user requirements and designing solutions
Proficient in programming languages such as Java, C++, and Python
Skilled in troubleshooting and debugging software issues
Strong communication and teamwork skills
Completed projects include developing a new inventory management system for a retai
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I applied via Naukri.com and was interviewed before Mar 2020. There were 4 interview rounds.
Hashtable is synchronized while hashmap is not.
Hashtable is thread-safe while hashmap is not.
Hashtable does not allow null keys or values while hashmap allows one null key and multiple null values.
Hashtable is slower than hashmap due to synchronization.
Hashtable is a legacy class while hashmap is a newer implementation.
Hashmap is not thread-safe while Concurrent Hashmap is thread-safe.
Hashmap is not suitable for multi-threaded environments as it can lead to race conditions and data inconsistencies.
Concurrent Hashmap allows multiple threads to access and modify the map concurrently without any data inconsistencies.
Concurrent Hashmap uses a technique called lock striping to achieve thread-safety.
Concurrent Hashmap is slower than Hashma...
I applied via Referral and was interviewed in Jul 2020. There were 3 interview rounds.
I applied via Campus Placement and was interviewed in Dec 2020. There was 1 interview round.
Convert given no to corresponding excel no.
Excel no starts from 1 and goes up to 16384
Excel no is calculated using column and row numbers
For example, 1 corresponds to A, 27 corresponds to AA, 28 corresponds to AB, and so on
Find unique characters in a window of k size in a string.
Use a sliding window approach.
Maintain a hash table to keep track of character frequency.
Remove characters from hash table as the window slides.
I applied via Campus Placement and was interviewed in May 2021. There was 1 interview round.
I applied via Walk-in and was interviewed before Nov 2020. There were 3 interview rounds.
Market capitalisation is the total value of a company's outstanding shares.
Market cap is calculated by multiplying the current stock price by the total number of outstanding shares.
It is used to determine the size of a company and its overall worth.
Companies with higher market caps are generally considered more stable and less risky investments.
For example, Apple Inc. has a market cap of over $2 trillion as of 2021.
Mar...
I applied via Naukri.com and was interviewed before Apr 2021. There was 1 interview round.
I applied via Naukri.com and was interviewed in Dec 2020. There were 3 interview rounds.
posted on 20 Jun 2021
I applied via Campus Placement and was interviewed in May 2021. There was 1 interview round.
based on 1 interview
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