Nissi Engineering Solution Interview Questions and Answers for Freshers

Q1. Technical about railway experience in OHE
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Q2. Commerical experience related to client billing
Ans. 
I have extensive commercial experience related to client billing.
• Managed client billing for a software company, ensuring timely and accurate invoicing

• Developed and implemented billing processes for a consulting firm, resulting in a 20% increase in revenue

• Collaborated with sales team to resolve billing discrepancies and improve client satisfaction
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Q1. What is your name and designation
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Q2. Where are you from and
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Q1. Who is the ceo of abc
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Q1. Difference between delete, drop, truncate
Ans. 
Delete, drop, and truncate are SQL commands for removing data, but they differ in scope and behavior.
• DELETE: Removes specific rows based on a condition. Example: DELETE FROM users WHERE age < 18;

• DROP: Removes entire tables or databases. Example: DROP TABLE users;

• TRUNCATE: Removes all rows from a table but keeps the structure. Example: TRUNCATE TABLE users;
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Q2. Queries on joins
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Aptitude ,logical reasoning and quant aptitude

Q1. Design tinyurl system design
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Q1. Where are you from Tell me something about yourself.
Ans. 
I am from a small town in the Midwest and I am passionate about environmental conservation.
• I grew up in a close-knit community in the Midwest

• I have always been interested in protecting the environment

• I enjoy outdoor activities like hiking and gardening
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Q2. Tell me about education background
Ans. 
I have a Bachelor's degree in Computer Science from XYZ University.
• Bachelor's degree in Computer Science

• Graduated from XYZ University

• Specialized in software development
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