IBS Software Services Interview Questions, Process, and Tips

Q1. What Java class loaders?
Ans. 
Java class loaders are responsible for loading classes during runtime.
• Java class loaders are responsible for loading classes during runtime.

• There are three types of class loaders: Bootstrap, Extension, and System.

• Custom class loaders can also be created to load classes from non-standard sources.

• Class loaders follow a delegation model where they first check if a class has already been loaded before attempting to load it...read more
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Q2. Questions on Microservices patterns?
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Q1. Explain architecture of your last project ?
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Q2. Cloud technologies you are familiar with?
Ans. 
I am familiar with AWS, Azure, and Google Cloud Platform.
• Experience with AWS services such as EC2, S3, Lambda, and RDS

• Familiarity with Azure services like Virtual Machines, Blob Storage, and Functions

• Knowledge of Google Cloud Platform services such as Compute Engine, Cloud Storage, and Cloud Functions
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Q1. Selenium questions are asked
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Q2. Java interview question oops
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Q1. Static, Exception handling, Threads
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Basic apti questions

Medium level question. DP was asked.

Q1. Normal dsa questions.
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Q2. Swap two strings without third variable
Ans. 
Swap two strings without using a third variable
• Use XOR operation to swap characters of the strings in place

• Loop through each character of the strings and perform XOR operation

• Example: strings = ['hello', 'world'], after swapping: strings = ['world', 'hello']
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Q1. Basic HR questions
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Q1. Write a program to find duplicate items in an int array.
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