Bizdata Inc Interview Questions and Answers

Find the first repeated character in a string with the lowest index.

• Iterate through the string and store each character in a hash table with its index.

• If a character is already in the hash table, return it.

• If no repeated character is found, return null.

Design a product for banks to verify end users data without Aadhar card.

• Data sources can be government-issued IDs, utility bills, and bank statements.

• Product design should include OCR technology for document scanning and verification.

• Pricing can be based on a per-verification or subscription model.

• GTM can involve partnerships with banks and marketing to financial institutions.

STLC stands for Software Testing Life Cycle, which is a series of steps performed to ensure the quality of software.

• STLC involves planning, designing, executing, and reporting on tests.

• It includes phases like requirement analysis, test planning, test design, test execution, and test closure.

• Each phase has specific goals and deliverables to ensure the quality of the software.

• STLC helps in identifying defects early in the software development process.

• Example: In requirement ana...read more

Yes, I know SQL Application.

• I have experience in writing SQL queries to extract data from databases.

• I am familiar with SQL syntax and can write complex queries.

• I have worked with various relational databases such as MySQL, Oracle, and SQL Server.

• I have experience in optimizing SQL queries for better performance.

• I have used SQL for data analysis and reporting purposes.

Yes, JIRA is a project management tool used for issue tracking and agile project management.

• JIRA is used for bug tracking, issue tracking, and project management

• It is commonly used in agile software development

• JIRA allows for customization of workflows and issue types

• Examples of JIRA features include sprint planning, backlog management, and reporting

• JIRA integrates with other tools such as Confluence and Bitbucket

Rotate an array of strings 'K' times and return the resulting array.

• Create a new array of the same size as the original array.

• Copy the elements from the original array to the new array starting from index K.

• Copy the remaining elements from the original array to the new array starting from index 0 up to index K-1.

• Return the new array.