Paytm Payments Bank Senior Analyst Interview Questions and Answers

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
Answered by AI
Add your answer
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
Answered by AI
Add your answer
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
Answered by AI
Add your answer

Q1. Like the common ones , why you skip the last job and what are the expectations of yours and the salary is this much are you ok with it like..
Add your answer

Q1. They have asked me about postpaid benefits and asked me about to read a line and elaborate it.
Add your answer

Q1. Not so specific..just the same ones English check and clean shave is must...
Ans. Yes I am able to maintain the grooming.
Answered Anonymously
Add your answer

Aptitude reasoning quant and permutations and combinations

A topic was given for a group ..eg cryptocurrency is boon or bane

Python was asked and data warehousing

Q1. Data warehouses concept
Ans. 
Data warehouses are centralized repositories that store integrated data from various sources for analysis and reporting.
• Data warehouses are designed for query and analysis rather than transaction processing.

• They consolidate data from multiple sources to provide a single, comprehensive view of the organization's data.

• Data warehouses often use a dimensional model with facts (measurable, quantitative data) and dimensions ...read more
Answered by AI
Add your answer
Q2. Sql question was asked
Add your answer

Q1. Tell me about yourself and your previous company .
Add your answer
Q2. Why you want to join vodafone.
Add your answer
Q3. What are your salary expectation.
Add your answer
Q4. How soon you will join us.
Add your answer

Q1. Tell me about yourself
Add your answer

Q1. When will you join us.
Add your answer

Q1. Questions asked mostly related to SQL only.
Add your answer

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
Add your answer

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
Add your answer