Tatvasoft Senior Software Quality Engineer Interview Questions and Answers

Q1. Code pairing round - you will be given story where you need to add one API to the share repository. It is a simple problem but needs good understanding of the shared code. You should follow clean code pri...read more
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Q2. Add one API to the existing repository
Ans. 
The API allows users to retrieve weather data based on location.
• Create a new endpoint that accepts a location parameter

• Use a weather API service to fetch weather data based on the location

• Return the weather data in a standardized format, such as JSON
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Q1. Project you are working on, do some changes to the project, how well you understand the project
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Q2. Add some feature to the project
Ans. 
The feature added to the project is a user authentication system.
• Implement a login page with username and password fields.

• Create a database table to store user credentials.

• Hash and salt passwords for secure storage.

• Implement password reset functionality.

• Add user roles and permissions for access control.
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Q1. Oops concept, solid principles
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Q1. Angular. oops, c#
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Q1. Programs, oops, azure
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Q1. About company, Package negotiation, notice period
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Q1. Spark architecture pyspark coding sql coding
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Q1. Spark architecture sql window functions,aggreate functions pyspark data frame coding
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Aptitude questions and 2 coding questions were asked

Q1. What are indexes in DBMS
Ans. 
Indexes in DBMS are data structures that improve the speed of data retrieval operations on a database table.
• Indexes are used to quickly locate data without having to search every row in a table.

• They are created on columns in a table to speed up SELECT queries.

• Examples of indexes include primary keys, unique keys, and non-unique indexes.
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Q2. ACID propwrties in DBMS
Ans. 
ACID properties in DBMS refer to the key characteristics of a transaction: Atomicity, Consistency, Isolation, and Durability.
• Atomicity ensures that all operations in a transaction are completed successfully or none at all.

• Consistency ensures that the database remains in a consistent state before and after the transaction.

• Isolation ensures that the execution of multiple transactions concurrently does not interfere with ...read more
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Q1. Normal behavorial questions
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Q1. OOPS concepts of Java
Ans. 
OOPS concepts of Java include encapsulation, inheritance, polymorphism, and abstraction.
• Encapsulation: bundling data and methods within a class

• Inheritance: creating new classes from existing ones

• Polymorphism: using a single interface to represent multiple classes

• Abstraction: hiding implementation details and showing only necessary information
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Q1. Salary Expectations , why you are switching
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Q1. Check if a linkedlist is palindrome
Ans. 
To check if a linkedlist is palindrome or not
• Traverse the linkedlist and push each element into a stack

• Traverse the linkedlist again and compare each element with the popped element from the stack

• If all elements match, then the linkedlist is palindrome
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Q2. Sort employees stream based on salary and department
Ans. 
Sort employees by salary and department
• Create a comparator function to compare salary and department

• Use the comparator function with the sort() method on the employee stream

• Return the sorted employee stream
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Q1. Count the duplicates in array
Ans. 
Count duplicates in array of strings
• Create a dictionary to store the count of each string

• Loop through the array and increment the count in dictionary

• Loop through the dictionary and count the duplicates

• Return the count of duplicates
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Q1. Managerial questions about resolving team issues
Ans. How will you solve a blocker
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Stream program and spring boot, jpa etc

Q1. Stream api program
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Stream program and microservice architecture

It was a coding + aptitude test. Mcqs were also there.

One topic was given. Share the pros and cons

Q1. Simple coding and programming questions on java
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Q1. Flexible to shift in another city
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Q2. Interests and hobbies
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