EY Global Delivery Services ( EY GDS) System Engineer Interview Questions and Answers

Log4j is a popular logging library for Java applications.

• Log4j is used for logging messages in Java applications.

• It provides various logging levels such as DEBUG, INFO, WARN, ERROR, and FATAL.

• Developers can configure log output format, destination, and filtering rules.

• Example: log.debug("Debug message");

In Splunk, a bucket is a directory containing events that match a specific time range.

• Buckets are used to store indexed data in Splunk.

• There are three types of buckets: hot, warm, and cold.

• Hot buckets contain the most recent data, warm buckets contain older data, and cold buckets contain the oldest data.

• Buckets are rotated based on time or size, and can be moved between different storage tiers.

• Splunk manages buckets au