Super Sales India Interview Questions and Answers

Q1. Tell me about yourself
Ans. 
I am a recent graduate with a degree in Computer Science and a passion for coding and problem-solving.
• Recent graduate with a degree in Computer Science

• Passionate about coding and problem-solving

• Experience with programming languages such as Java, Python, and C++

• Completed internships at tech companies like Google and Microsoft
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Q2. Tell me about your education baground
Ans. 
I have a Bachelor's degree in Computer Science with a focus on software development.
• Bachelor's degree in Computer Science

• Focus on software development

• Completed relevant coursework in algorithms, data structures, and programming languages
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Q3. What programming languages are you good at
Ans. 
I am proficient in Java, Python, and SQL.
• Java

• Python

• SQL
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The test was easy, containing data interpretation questions

Q1. Case study to evaluate my approach
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Q2. Guesstimate to evaluate my approach
Ans. 
To evaluate your approach, I would estimate the number of cars passing through a busy intersection in a day.
• Identify the average number of cars passing through the intersection per minute

• Calculate the total number of minutes in a day

• Multiply the average cars per minute by total minutes in a day to get an estimate
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It was a 100-minute test consisting of mcqs and one coding question on articulation points in the graph.

Q1. What is the difference between Postgresql and MySQL?
Ans. 
Postgresql is known for its advanced features and support for complex queries, while MySQL is popular for its ease of use and speed.
• Postgresql is known for its advanced features such as support for complex queries, indexing, and JSON data types.

• MySQL is popular for its ease of use, speed, and compatibility with various platforms.

• Postgresql has a strong focus on standards compliance and extensibility, while MySQL is mor...read more
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Q2. What are ACID properties in DBMS?
Ans. 
ACID properties in DBMS ensure data integrity and consistency in transactions.
• Atomicity: All operations in a transaction are completed successfully or none at all.

• Consistency: Data is always in a valid state before and after a transaction.

• Isolation: Transactions are executed independently without interference from other transactions.

• Durability: Once a transaction is committed, changes are permanent and cannot be lost.

• E...read more
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Q1. SQL Window Functions and RANK, DENSE RANK Difference
Ans. 
SQL Window Functions like RANK and DENSE RANK are used to assign a rank to rows within a partition.
• RANK function assigns a unique rank to each distinct row within a partition.

• DENSE RANK function assigns a unique rank to each distinct row within a partition, but without any gaps.

• Both functions are used with the OVER() clause in SQL to define the partition and order of rows.
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Q2. Hadoop Default Replication Factor
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Q1. Power query, pivot, chart DAX
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Q2. Excel advanced
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