Technical interview
Database Management Interview Questions
DBMS and SQL interview questions for freshers: keys, normalisation, ACID, joins, indexes and common SQL queries with answers.
- 9 question sets
- 0 completed
- Code + follow-ups
DBMS Interview Questions
SQL and Database Internals
- 02 SQL Queries Asked in InterviewsSQL query interview questions with answers: Nth highest salary, duplicates, self joins, GROUP BY and HAVING, window… Done
- 03 Transactions, ACID and Isolation LevelsDBMS transaction interview questions: ACID, commit and rollback, dirty reads, non-repeatable reads, phantoms,… Done
- 04 Indexing and Query OptimisationSQL indexing interview questions: B-tree and clustered indexes, composite and covering indexes, EXPLAIN plans,… Done
- 05 NoSQL and MongoDBNoSQL and MongoDB interview questions: SQL vs NoSQL, CAP theorem, schema design, aggregation pipeline, indexes,… Done
DBMS Concepts and Design
- 06 Normalisation and ER ModellingNormalisation and ER modelling interview questions: ER diagrams, cardinality, functional dependencies, 1NF to… Done
- 07 Views, Stored Procedures, Triggers and SQL SecurityDBMS interview questions on views and materialised views, stored procedures vs functions, triggers, cursors, SQL… Done
SQL Coding and Tricky Practice
- 08 Advanced SQL Coding QuestionsAdvanced SQL coding questions with solutions: consecutive days, month-over-month growth, median, recursive org… Done
- 09 SQL Tricky and Output-Based QuestionsTricky SQL output questions explained: NULL comparisons, COUNT(*) vs COUNT(col), NOT IN with NULL, LEFT JOIN filters,… Done
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