IRIS Business Services Senior Software Engineer Interview Questions and Answers

Q1. Explain datawindow in powerbuilder
Ans. 
DataWindow is a GUI control in PowerBuilder used to display and manipulate data from a database.
• DataWindow can be used to retrieve data from a database, display it in a tabular format, and allow users to edit the data.

• It supports various data sources such as SQL, ODBC, and XML.

• DataWindow can also be used to create reports and graphs.

• It provides various features such as sorting, filtering, grouping, and computed columns...read more
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Round duration - 30 Minutes
Round difficulty - Medium

It is the technical interview round. I was provided the slot of 11:40 AM - 12:20 PM. It is scheduled on the hirepro platform. The interview platform is already integrated with a coding editor. The interviewer joined at 11:50 AM. They asked me a lot of questions regarding OOPS, SQL and also give me coding questions along with test cases to build and run at that time.

Q1. 
Maximum Non-Crossing Ropes Problem
In a village with a river at its center, there are ‘N’ houses on each bank of the river. The northern bank’s houses have distinct X-coordinates given by an array A[1], A...read more
Ans. 
The task is to find the maximum number of non-crossing rope connections possible between houses on each bank of a river.
• Sort the arrays A and B in ascending order.

• Use dynamic programming to find the longest increasing subsequence between A and B.

• The length of the longest increasing subsequence is the maximum number of non-crossing connections.
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It was easy with basic ques and then pymetrics tesy

Coding test had basic questions on Java core