IBS Software Services Interview Questions and Answers

Q1. Oops Concepts of Java
Ans. 
Oops Concepts of Java are fundamental principles of object-oriented programming.
• Encapsulation: Bundling data and methods that operate on the data into a single unit.

• Inheritance: Allows a class to inherit properties and behavior from another class.

• Polymorphism: Ability of a method to do different things based on the object it is acting upon.

• Abstraction: Hiding the implementation details and showing only the necessary fe...read more
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Q2. How to validate that the URL loaded is correct or not?
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To validate the correct URL loaded, check the current URL in the browser.
• Get the current URL from the browser using driver.getCurrentUrl() method in Selenium.

• Compare the current URL with the expected URL to validate correctness.

• Use assertions or conditional statements to confirm if the URL is correct.

• Consider handling any redirects or dynamic URLs that may affect validation.

• Utilize regular expressions for more flexible...read more
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Q3. Alert handling in selenium
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Q4. How to perform Mouse actions
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Mouse actions can be performed using Selenium WebDriver by using Actions class
• Create an instance of Actions class

• Use methods like moveToElement, click, doubleClick, contextClick, dragAndDrop, etc.

• Perform the desired action by calling the respective method on the Actions object
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Q5. How to read data from an XL file using selenium
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Q6. Waits in selenium
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Q1. GST GST slabs TDS and various provisions exemptions Vs deductions Contingent liabilities Current ratio Current assets vs current liabilities Various financial statements Cash flow statement and it's compon...read more
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Q2. Accounting, journal entries, golden rules
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Q3. Contingent liabilities
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Q4. Various forms used under gst
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GST involves various forms for compliance, reporting, and documentation to streamline tax processes.
• GSTR-1: Monthly return for outward supplies, detailing sales.

• GSTR-2: Monthly return for inward supplies, detailing purchases.

• GSTR-3: Monthly summary return combining GSTR-1 and GSTR-2.

• GSTR-4: Quarterly return for composition scheme taxpayers.

• GSTR-9: Annual return for regular taxpayers summarizing all transactions.

• GSTR-10...read more
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Q5. Heads of ok income
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Heads of income refer to various sources from which an entity generates revenue, crucial for financial analysis.
• Sales Revenue: Income from selling goods or services, e.g., a retail store's sales.

• Service Income: Earnings from providing services, e.g., consulting fees.

• Interest Income: Revenue earned from interest on investments or loans, e.g., bank interest.

• Rental Income: Money received from leasing property, e.g., a lan...read more
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Q1. Java springboot basic to intermediate question
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Q2. Java stream questions
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Q1. Easy level DSA questions
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Q2. Project based questions
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Fancy string problem

Q1. You are given 2 tables, customer and orders, you have to write an SQL query to fetch the total order placed by each customer and also give the total order amount.
Ans. 
SQL query to calculate total orders and order amounts for each customer from customer and orders tables.
• Use JOIN to combine customer and orders tables based on customer ID.

• Use GROUP BY to aggregate results by customer.

• Use COUNT() to get the total number of orders per customer.

• Use SUM() to calculate the total order amount per customer.

• Example SQL query: SELECT c.customer_id, COUNT(o.order_id) AS total_orders, SUM(o.amou...read more
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Q2. Java Streams question to find the total number of employees that have salary greater than 50000
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Q3. The various annotations used in Springboot @Entity, @RestController etc
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Annotations in Springboot like @Entity, @RestController are used for defining classes and endpoints respectively.
• Annotations like @Entity are used to define JPA entities in Springboot.

• Annotations like @RestController are used to define RESTful web services endpoints.

• Annotations like @Autowired are used for dependency injection in Springboot.
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Q4. AWS services used in my previous project
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In my previous project, I used AWS services such as EC2, S3, and RDS for hosting, storage, and database management.
• EC2 for hosting application servers

• S3 for storing and retrieving files

• RDS for managing relational databases
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Q1. All questions were asked based on my resume. So prepare well from your resume.
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Q1. 4th round was a one on one with the manager, asked me general questions about why I was looking for a job change.
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