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ACL Digital
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I have worked with various security tools including antivirus software, network scanners, and SIEM systems.
Antivirus software (e.g. McAfee, Norton)
Network scanners (e.g. Nmap, Nessus)
SIEM systems (e.g. Splunk, QRadar)
Cyber security is crucial in today's digital age to protect sensitive information and prevent cyber attacks.
Cyber attacks are becoming more frequent and sophisticated
Sensitive information such as personal data and financial information is at risk
Cyber security helps prevent data breaches and protects against identity theft
Businesses and organizations need to protect their assets and reputation
Cyber security is a consta...
I would immediately block the source IP address and implement measures to prevent future attacks.
Identify the source IP address and block it
Monitor network traffic for any further attempts
Implement measures such as rate limiting or CAPTCHA to prevent future attacks
Review logs to identify any potential vulnerabilities that may have allowed the attack to occur
Security events can be managed by implementing a comprehensive security information and event management (SIEM) system.
Implement a SIEM system to collect and analyze security events
Define clear policies and procedures for managing security events
Assign roles and responsibilities for managing security events
Regularly review and update the SIEM system and policies
Ensure timely response to security events
Perform root caus
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I applied via Company Website and was interviewed in Apr 2020. There were 4 interview rounds.
I applied via Naukri.com and was interviewed before Jan 2021. There were 2 interview rounds.
I applied via Naukri.com and was interviewed before Sep 2021. There were 3 interview rounds.
Yes, I have knowledge of Hadoop data warehouse.
I have experience in designing and implementing Hadoop-based data warehouses.
I am proficient in Hadoop ecosystem technologies such as HDFS, MapReduce, Hive, and Pig.
I have worked with large-scale data processing and storage using Hadoop.
I am familiar with data warehousing concepts such as ETL, data modeling, and data integration.
I have used Hadoop to build data warehouses
Yes, I have used Python scripts extensively in my testing.
I have used Python scripts for automated testing of web applications.
I have also used Python scripts for unit testing of backend code.
Python's unittest module is particularly useful for this purpose.
I have also used Python scripts for load testing and performance testing.
Python's requests library is very helpful for testing APIs.
I have also used Python scripts f
I applied via Naukri.com and was interviewed in Apr 2021. There was 1 interview round.
I applied via Approached by Company and was interviewed before Apr 2021. There were 3 interview rounds.
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 Recruitment Consulltant and was interviewed before Oct 2021. There were 3 interview rounds.
They will ask you simple programs to check your logical abilities.
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.
posted on 16 Apr 2021
I applied via Referral and was interviewed in Oct 2020. There was 1 interview round.
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