Read and download the CBSE Class 11 Informatics Practices Database Questions for the 2025-26 academic session. We have provided comprehensive Class 11 Informatics Practices school assignments that have important solved questions and answers for Chapter 7 Database Concepts. These resources have been carefuly prepared by expert teachers as per the latest NCERT, CBSE, and KVS syllabus guidelines.
Solved Assignment for Class 11 Informatics Practices Chapter 7 Database Concepts
Practicing these Class 11 Informatics Practices problems daily is must to improve your conceptual understanding and score better marks in school examinations. These printable assignments are a perfect assessment tool for Chapter 7 Database Concepts, covering both basic and advanced level questions to help you get more marks in exams.
Chapter 7 Database Concepts Class 11 Solved Questions and Answers
Questions & Answers on DataBase Concepts
Q1. What do you mean by a Database Management System?
Ans:- DBMS is a collection of programs and files that allows a user to define structure of database, store data into it, modify the structure and manipulate data. Apart from this it also provide security, transaction management and concurrency control.
Q2. What are the advantages of using a DBMS?
Ans: Advantages of DBMS are:
1) Reduce data redundancy (duplication of data)
2) Control data inconsistency to a large extent
3) Database facilitate sharing of data
4) Enforce standards
5) Centralized databases can ensure data security.
Q.3. What do you mean by Relational Data Model?
Ans In this model data is organized into tabular structures called relations. A database may contain many relations providing a better classification of data based on its nature and use. Multiple relations are then linked/ associated together on some common key data values (foreign key)
Q.4. What is a relation in Relational Model?
Ans A tabular structure containing data. To be a relation is must satisfy following four conditions:
• Atomicity : At every row-column intersection (Cell) there must be an atomic value i.e. a value that can not be further subdivided.
• No duplicity: No two rows of relation will be identical i.e. in any two rows value in at least one column must be different.
• Ordering of rows is immaterial.
• Ordering of columns is immaterial.
Q.5. What is the foreign key?
Ans: A column or a combination of columns whose values are derived from primary key of some other table is called the foreign key of the table in which it is contained.
Q.6. What do you mean by referential integrity? How is it enforced in databases?
Ans The property of a relational database which ensures that no entry in a foreign key column of a table can be made unless it matches a primary key value in the corresponding column of the related table. It is enforced in the database with the help of foreign key constraint.
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Important Practice Resources for Class 11 Informatics Practices
CBSE Class 11 Informatics Practices Chapter 7 Database Concepts Assignment
Access the latest Chapter 7 Database Concepts assignments designed as per the current CBSE syllabus for Class 11. We have included all question types, including MCQs, short answer questions, and long-form problems relating to Chapter 7 Database Concepts. You can easily download these assignments in PDF format for free. Our expert teachers have carefully looked at previous year exam patterns and have made sure that these questions help you prepare properly for your upcoming school tests.
Benefits of solving Assignments for Chapter 7 Database Concepts
Practicing these Class 11 Informatics Practices assignments has many advantages for you:
- Better Exam Scores: Regular practice will help you to understand Chapter 7 Database Concepts properly and you will be able to answer exam questions correctly.
- Latest Exam Pattern: All questions are aligned as per the latest CBSE sample papers and marking schemes.
- Huge Variety of Questions: These Chapter 7 Database Concepts sets include Case Studies, objective questions, and various descriptive problems with answers.
- Time Management: Solving these Chapter 7 Database Concepts test papers daily will improve your speed and accuracy.
How to solve Informatics Practices Chapter 7 Database Concepts Assignments effectively?
- Read the Chapter First: Start with the NCERT book for Class 11 Informatics Practices before attempting the assignment.
- Self-Assessment: Try solving the Chapter 7 Database Concepts questions by yourself and then check the solutions provided by us.
- Use Supporting Material: Refer to our Revision Notes and Class 11 worksheets if you get stuck on any topic.
- Track Mistakes: Maintain a notebook for tricky concepts and revise them using our online MCQ tests.
Best Practices for Class 11 Informatics Practices Preparation
For the best results, solve one assignment for Chapter 7 Database Concepts on daily basis. Using a timer while practicing will further improve your problem-solving skills and prepare you for the actual CBSE exam.
You can download free Pdf assignments for CBSE Class 11 Informatics Practices Chapter 7 Database Concepts from StudiesToday.com
All topics given in Chapter 7 Database Concepts Informatics Practices Class 11 Book for the current academic year have been covered in the given assignment
No, all Printable Assignments for Chapter 7 Database Concepts Class 11 Informatics Practices have been given for free and can be downloaded in Pdf format
Latest syllabus issued for current academic year by CBSE has been used to design assignments for Chapter 7 Database Concepts Class 11
Yes, we have provided detailed answers for all questions given in assignments for Chapter 7 Database Concepts Class 11 Informatics Practices