Database query questions

Database Management System Questions and Answers
June 23, 2019 – 08:46 am
Php - yii2 Database Query Questions. yii/db/Query, yii/db

Our Database Management System questions and answers focuses on all areas of Database Management System covering 100+ topics in Database Management System.

– 1000+ Multiple Choice Questions & Answers in Database Management System with explanations
– Lots of MCQs with Database Management System code/programming snippet and its output
– Every MCQ set focuses on a specific topic in Database Management System

Who should Practice these Database Management System Questions?
– Anyone wishing to sharpen their skills on Database Management System programming language
– Anyone preparing for aptitude test in Database Management System (both objective type and coding written test)
– Anyone preparing for interviews (campus/off-campus interviews, walk-in interview and company interviews)
– Anyone preparing for entrance examinations and other competitive examinations
– All – Experienced, Freshers and Students

Here’s list of Questions & Answers on Database Management System with 100+ topics:

1. Questions and Answers on The Relational Model

The following sections contains various questions dealind with the concept of Relational Model. These include relational and database schema, keys and relational query operators.

2. Questions on SQL : Queries, Constraints and Triggers

The sections contains different set of questions and answers on SQL basics, set and null value operations, database modifications, views and trasactions, different types of integrity constraints, joins, nested subqueries and aggregate functions, schemas and data types, triggers, functions and procedures and different queries and aggregation features.

3. Questions on Relational Algebra

The section contains questions and answers on different concepts of relational algebra. These include domain and tuple relational calculus.

4. Questions and Answers on Database Systems Design and Implementation

The sections contains questions on E-R model, E-R design, constraints, atomic domains and queryind databases like DDL and DML.

5. Questions on Normalization

The following section contains questions on different normal forms, multivalued dependencies and decomposition algorithms, user interfaces and different application programs.

6. Questions and Answers on Database Programming Techniques

The section includes many questions on fundamentals od wen programming, JSP and servlets, application performance and security, application encryption and architecture.

7. Questions on Storage and File Structures

The section contains questions on different storage structures like physical, flash, tertiary, data-dictionary and file structures like RAID, file record organisation and database buffers.

8. Questions and Answers on Indexing and Hashing

The section contains questions on index definition, bitmap and ordered indices and various hashing techniques.

9. Questions on Query Processing Techniques

The section contains questions and answers on query processing and optimization techniques, selection, sort and join operations, relational expressions and materialised views.

10. Questions and Answers on Transactions

The section contains questions on concepts of transaction, storage structures, properties of transaction like atomicity, durability, isloation and their implementations and different querying databases.

11. Questions and Answers on Concurreny Control

The section contains questions on deadlocks, lock based protocols, granularity, types of reads like insertion, deletion and predicate and the concept of concurrency in index structures.

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