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I applied via Recruitment Consulltant and was interviewed before Jan 2024. There were 2 interview rounds.
An IIFE (Immediately Invoked Function Expression) is a JavaScript function that runs as soon as it is defined.
IIFE is defined using function syntax followed by parentheses: (function() { /* code */ })();
It creates a new scope, preventing variable collisions in the global scope.
Commonly used for module patterns and encapsulating code.
Example: (function() { var x = 10; console.log(x); })(); // Outputs 10
IIFEs can also ac...
Convert any number up to 1000 into its Roman numeral equivalent.
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I applied via Naukri.com and was interviewed in Jul 2024. There was 1 interview round.
Remove repeated letters from a given string
Iterate through the string and keep track of seen letters
Use a set to store unique letters and build the result string
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 Naukri.com and was interviewed before Sep 2020. There were 4 interview rounds.
I appeared for an interview in Sep 2017.
I applied via Naukri.com and was interviewed before May 2018. There were 5 interview rounds.
I applied via Recruitment Consultant and was interviewed in May 2019. There were 3 interview rounds.
I appeared for an interview in Sep 2019.
I applied via Recruitment Consultant and was interviewed before Jan 2020. There were 5 interview rounds.
I am proficient in Java, Python, and C++. I have 2 years of experience in software development. I have excellent communication skills for client interaction.
Proficient in Java, Python, and C++
2 years of software development experience
Excellent communication skills for client interaction
based on 1 interview experience
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