Database Analyst

Database Analyst Interview Questions and Answers for Freshers

Updated 23 Feb 2024

Q1. 1. Self introduce 2. What the merits and demerits Pandemic ? 3 About Contents and job profile 4. About teleperformance

Ans.

I am a database analyst with experience in managing large databases and ensuring data accuracy.

  • Merits of pandemic include increased adoption of remote work and digital transformation

  • Demerits include economic downturn and negative impact on mental health

  • As a database analyst, my job involves managing and organizing data to ensure its accuracy and accessibility

  • Teleperformance is a global outsourcing company that provides customer service and technical support to various industr...read more

Q2. How do you find the scope of tuning in a sql query?

Ans.

Scope of tuning in a SQL query can be found by analyzing query performance, identifying bottlenecks, and optimizing indexes.

  • Analyze query performance using tools like SQL Profiler or Execution Plan

  • Identify bottlenecks such as slow queries, high CPU usage, or long execution times

  • Optimize indexes by adding, removing, or modifying indexes to improve query performance

Q3. What is difference between insert and insert all? is it same or different?

Ans.

Insert is used to add a single row into a table, while insert all is used to add multiple rows into a table in a single statement.

  • Insert is used to add a single row into a table.

  • Insert all is used to add multiple rows into a table in a single statement.

  • Insert all is more efficient than using multiple insert statements.

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