Hitachi Systems Micro Clinic Technical Engineer Interview Questions and Answers

Identify potential causes through system analysis, logs, and monitoring tools. Implement troubleshooting steps to resolve the issue.

• Analyze system performance metrics such as CPU usage, memory usage, disk I/O, and network traffic to identify bottlenecks.

• Check system logs for any error messages or warnings that could indicate the source of the slowness.

• Review application logs to see if there are any specific requests or...read more

I would analyze the thread dump to identify any bottlenecks or issues causing the system slowness.

• Identify any threads that are in a blocked or waiting state

• Look for any threads consuming excessive CPU or memory

• Check for any deadlocks or resource contention issues

• Analyze the stack traces to pinpoint the root cause of the slowness

Builder design pattern is a creational design pattern used to construct complex objects step by step.

• Builder pattern separates the construction of a complex object from its representation.

• It allows the same construction process to create different representations of the object.

• Useful when there are multiple ways to construct an object or when the object creation process is complex.

• Example: StringBuilder in Java allows ...read more

JOIN query to retrieve country and employee name

• Use JOIN keyword to combine data from multiple tables

• Specify the columns to select from each table

• Use ON keyword to specify the relationship between the tables

My salary expectations are based on my experience, skills, and the market rate for the position.

• Consider my years of experience in the industry

• Research the average salary range for similar positions in the market

• Factor in the cost of living in the location of the job

• Be open to negotiation based on the overall compensation package offered