28 GuidesDBMS Interview Questions and Answers Book is your ultimate companion for mastering database management system interviews. Covering foundational to advanced topics like normalization, indexing, transactions, and SQL queries, this book equips you with practical knowledge and confidence to face technical interviews effectively.
This book offers a structured Q&A format covering core DBMS concepts, real-world use cases, and best practices to help you build robust, scalable, and secure data systems. The topics included are:
Q&A 28 Guides 
Introduction to DBMS 0:20:00 DBMS vs. File System 0:19:00 Database Users and Administrators 0:18:00 Database Architecture (1-tier, 2-tier, 3-tier) 0:19:00 Data Models (Hierarchical, Network, Relational, Object-Oriented) 0:16:00 ER Model and ER Diagrams 0:19:00 Relational Model Concepts 0:17:00 Normalization (1NF, 2NF, 3NF, BCNF) 0:19:00 SQL Basics and Commands 0:19:00 Joins, Subqueries, and Views 0:18:00 Aggregate Functions and Grouping 0:20:00 Query Processing and Optimization 0:19:00 Transactions and ACID Properties 0:20:00 Concurrency Control Techniques 0:17:00 Deadlocks in DBMS 0:18:00 Recovery and Backup Mechanisms 0:20:00 File Organization Techniques 0:19:00 Indexing (Primary, Secondary, B+ Tree) 0:18:00 Hashing in DBMS 0:20:00 Storage Management in DBMS 0:19:00 Distributed Databases 0:18:00 NoSQL Databases 0:17:00 Data Warehousing and OLAP 0:20:00 Temporal and Spatial Databases 0:18:00 DBMS Security and Authorization 0:19:00 Tools & Technologies: MySQL, Oracle, PostgreSQL, MongoDB 0:17:00 DBMS in Cloud and Big Data Ecosystems (e.g., Hadoop, Spark SQL) 0:19:00 Trends: NewSQL, In-Memory Databases, Multi-Model Databases 0:20:00 Designed to help you crack interviews
Real questions from real interviews
Covers everything from basic to advanced
Top-rated eBook for interviews in 2025
Curated by experts with 10+ yrs. experience
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ScholarHat Interview Ebooks are comprehensive guides designed to help you prepare for technical and non-technical interviews. Each ebook includes curated questions, expert answers, real-world examples, and bonus tips to boost your confidence.
Our Interview Ebooks are perfect for freshers, experienced professionals, job seekers, and students preparing for placement interviews. Whether you’re brushing up your skills or preparing for your first job, these resources will guide you.
Yes, we regularly update our Interview Ebooks based on the latest industry trends, recruiter expectations, and real interview feedback. You get what’s relevant now.
ScholarHat’s Interview Ebooks offer structured, expert-verified content in one place. No more jumping between blogs and videos—get focused, high-quality preparation that saves you time and effort.
Yes, these ebooks are excellent for campus placements. We cover technical rounds, aptitude sections, and even HR interview questions commonly asked in college hiring processes.
You can explore our Free Course Library, hands-on labs, quick notes, and mock tests to boost your skills beyond ebooks.
Definitely. Whether you're switching from testing to development, non-tech to tech, or just exploring new roles, our ebooks can help you prepare with role-specific questions.
Yes, especially if you're targeting companies like Google, Microsoft, Amazon, etc. We include sections on DSA (Data Structures and Algorithms), behavioral rounds, and product-thinking questions that often appear in such interviews.
Designed to help you crack interviews
Real questions from real interviews
Covers everything from basic to advanced
Top-rated eBook for interviews in 2025
Curated by experts with 10+ yrs. experience
A world-class EdTech platform
Unlimited live sessions
Quick notes
Hands-on labs
Real-world projects Interview prep
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