Synergy Teletech Interview Questions and Answers

Q1. Major on Tech Stack , you are working on.
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Q1. Tell me something about yourself
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Given a case and asked to calculate the Cost per class in the case of refund.

Q1. Don't remember exactly
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Q1. Tell me about yourself
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Q2. Coding Question
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Q1. Tell me about yourself
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Q2. Salary discussion
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Q1. Questions asked mostly related to SQL only.
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Q1. Mix of questions are expected depending on interviewer i guess, -> few apititude questions on probability, PnC, 6 * 6 Grid Square questions -> Business case study questions on [how will you evaulate few m...read more
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Q1. This is probably the elimination round. Majorly focus on 2 portions 1. project discussions mentioned in your resume [cross questioning will be here alot] 2. Case study dicussion
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Q1. Joins, get a thorough understanding.
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Q2. Window Functions
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Puzzles are a large component for entry-level.

RCA as well as business case studies are asked

Marketing sales door to door

Q1. Difference between rank & dense rank
Ans. 
Rank assigns unique numbers to each row based on the order specified, while dense rank assigns consecutive numbers without gaps.
• Rank leaves gaps in the ranking sequence if there are ties, while dense rank does not

• Rank function is used to assign a unique rank to each row, while dense rank function is used to assign a unique rank to each distinct row

• For example, if there are two rows with the same value and rank 1, the n...read more
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Q2. Given two tables Tell how many values would be there for left right inner outer join
Ans. 
The number of values in different types of joins depends on the relationship between the tables.
• In a left join, all values from the left table are included along with matching values from the right table. The number of values will be equal to the number of rows in the left table.

• In a right join, all values from the right table are included along with matching values from the left table. The number of values will be equ...read more
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Q3. Find the newest customer id for every product
Ans. 
Use SQL query to find the newest customer id for every product
• Use GROUP BY clause to group by product

• Use MAX() function to find the newest customer id for each product

• Join the tables if necessary
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It was a coding test with 3 medium-hard questions

Q1. Coding interview
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Q2. Some question of graph
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Q3. Some question of string
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Q4. Some graph qquestion
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Q5. Somerandom question
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Q1. 3 sum problem and number of operations required to make 2 strings same
Ans. 
3 sum problem involves finding 3 numbers in an array that add up to a target sum. Number of operations to make 2 strings same involves finding the minimum number of operations (insert, delete, replace) needed to transform one string into another.
• For 3 sum problem, use a hashmap to store complements of each number and check if the complement exists in the hashmap while iterating through the array.

• For number of operation...read more
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Q1. Nearby app machine coding
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Q1. Project and practices followed and hld for inshort
Ans. 
I have experience working on projects using high-level design (HLD) practices.
• Utilized UML diagrams to create HLD for projects

• Followed industry best practices for software design

• Collaborated with team members to ensure HLD aligns with project goals
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