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Diebold Nixdorf
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I applied via Naukri.com and was interviewed in Apr 2022. There were 3 interview rounds.
Experienced change manager with knowledge of change management process, KPIs, PIR, CAB calls, and handling failed changes and difficult customers.
Change management process involves planning, implementing, and monitoring changes to ensure successful outcomes
KPIs associated with change management include reduction in downtime, increased efficiency, and improved customer satisfaction
Experience with PIR (Post Implementatio...
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I applied via Naukri.com and was interviewed in May 2020. There were 3 interview rounds.
I appeared for an interview before Oct 2021.
I applied via Recruitment Consultant and was interviewed in May 2021. There were 3 interview rounds.
I applied via Recruitment Consultant and was interviewed in Nov 2021. There was 1 interview round.
A time dimension can be generated by creating a table with all possible dates and relevant attributes.
Create a table with all possible dates, including past and future dates
Include relevant attributes such as day of the week, month, year, etc.
Populate the table with data using a script or ETL process
Ensure the table is updated regularly to include new dates
Use the time dimension table in data modeling and analysis
I applied via Approached by Company and was interviewed in Jun 2022. There were 2 interview rounds.
Streams in Java 11 provide a concise and efficient way to handle collections.
Streams allow for functional-style operations on collections.
They can be used to filter, map, and reduce data.
Parallel streams can improve performance on large collections.
Example: List<String> names = Arrays.asList("John", "Jane", "Bob"); long count = names.stream().filter(name -> name.startsWith("J")).count();
Example: List<Integer&g...
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