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posted on 4 Jan 2025
posted on 4 Sep 2024
I applied via Company Website
Thread life cycle includes new, runnable, running, blocked, and terminated states.
Thread is created in 'new' state
It becomes 'runnable' when start() method is called
Thread enters 'running' state when CPU starts executing its run() method
It can go to 'blocked' state if it's waiting for a resource
Finally, thread reaches 'terminated' state when run() method completes or stop() method is called
Hash map is a data structure that stores key-value pairs and uses a hash function to map keys to their corresponding values.
Hash map consists of an array of buckets, each containing a linked list of key-value pairs.
When inserting a key-value pair, the hash function is used to determine the index of the bucket where the pair should be stored.
To retrieve a value, the hash function is used to find the corresponding bucket...
Seeking new challenges, growth opportunities, and a better work-life balance.
Looking for new challenges and opportunities to learn and grow
Seeking a better work-life balance
Interested in working with new technologies or in a different industry
Wanting to advance career progression
I am passionate about the industry and believe in the company's mission and values.
I admire the company's innovative approach to technology and problem-solving.
I am impressed by the company's reputation for providing excellent service and support.
I see great potential for growth and development within the organisation.
I value the opportunity to work with a talented team of professionals.
posted on 8 Dec 2022
posted on 15 Sep 2021
I applied via Naukri.com and was interviewed in Aug 2021. There were 5 interview rounds.
posted on 25 Aug 2021
I applied via Job Portal and was interviewed in Feb 2021. There were 5 interview rounds.
To troubleshoot hive slowness, check for resource contention, optimize queries, and monitor system performance.
Check for resource contention such as CPU, memory, and disk usage
Optimize queries by reducing data scanned and avoiding unnecessary joins
Monitor system performance using tools like Ganglia or Ambari
Consider partitioning tables to improve query performance
Use compression to reduce disk I/O and network traffic
ZK and JN play a crucial role in ensuring high availability of Namenode in Hadoop cluster.
ZK (Zookeeper) is used for leader election and maintaining the state of active and standby Namenodes.
JN (JournalNode) is responsible for storing the edit logs of Namenode, which are used for recovery in case of failover.
In case of Namenode failure, ZK helps in electing a new active Namenode from the standby Namenodes, while JN pro...
posted on 10 Dec 2020
posted on 9 Jan 2021
I applied via Referral
based on 11 reviews
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HSBC Group
Cholamandalam Investment & Finance
Citicorp
BNY