Slice Interview Questions, Process, and Tips

Q1. What do you know about about export services
Ans. 
Export services refer to the sale of services to customers located outside the country of the service provider.
• Export services involve providing services to customers in foreign countries

• Taxation on export services may vary based on the country's tax laws

• Export services can include consulting, IT services, marketing, etc.

• Export services are often subject to VAT or GST exemptions
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Q2. Different forms of tds
Ans. 
Different forms of TDS include salary, interest, rent, commission, and professional fees.
• TDS on Salary

• TDS on Interest

• TDS on Rent

• TDS on Commission

• TDS on Professional Fees
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Q3. What is gstr1&3b
Ans. 
GSTR-1 and GSTR-3B are two types of GST returns filed by businesses in India.
• GSTR-1 is a monthly or quarterly return that contains details of outward supplies of goods or services.

• GSTR-3B is a monthly summary return that provides details of outward and inward supplies along with the payment of taxes.

• Both GSTR-1 and GSTR-3B are important for businesses to comply with GST regulations and ensure accurate tax reporting.

• Fil...read more
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Q4. Blocked credit supplies
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Basic puzzles of medium complexity level. No improvement required

DSA questions of easy level. Asked for memory optimisations.

Q1. High level system design of wallet payment system, took example of paytm. This was hld questions so just basic components
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Q1. Low level system design of parking lot system
Ans. 
Design a parking lot system at a low level
• Divide system into components like parking spots, ticketing system, payment system

• Implement data structures like queues for managing parking spots

• Use algorithms like least recently used for spot allocation

• Consider scalability and performance in design
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Q2. Review of one of my projects at past company
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Q1. Joins outputs for various types of joins
Ans. 
Joins in SQL are used to combine rows from two or more tables based on a related column between them.
• Types of joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN

• INNER JOIN returns rows when there is at least one match in both tables

• LEFT JOIN returns all rows from the left table and the matched rows from the right table

• RIGHT JOIN returns all rows from the right table and the matched rows from the left table

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Q2. Query using window functions
Ans. 
Window functions are used to perform calculations across a set of table rows related to the current row.
• Window functions are used in SQL to perform calculations on a set of rows related to the current row.

• They allow you to perform calculations like ranking, moving averages, and cumulative sums.

• Examples of window functions include ROW_NUMBER(), RANK(), and SUM() OVER().
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Q1. Asked basic questions on Protocols, Networking.
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