Tamil Nadu Board of Secondary EducationHSC Science Class 12th
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Tamil Nadu Board Samacheer Kalvi solutions for Class 12th Computer Science Answers Guide chapter 11 - Database Concepts [Latest edition]

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Class 12th Computer Science Answers Guide - Shaalaa.com
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Chapter 11: Database Concepts

Evaluation - Part - AEvaluation - Part - BEvaluation - Part - CEvaluation - Part - D
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Evaluation - Part - A [Pages 203 - 204]

Tamil Nadu Board Samacheer Kalvi solutions for Class 12th Computer Science Answers Guide Chapter 11 Database ConceptsEvaluation - Part - A [Pages 203 - 204]

Choose the best answer (1 Marks)

Evaluation - Part - A | Q 1. | Page 203

What is the acronym of DBMS?

  • DataBase Management Symbol

  • Database Managing System

  • Database Management System

  • DataBasic Management System

Evaluation - Part - A | Q 2. | Page 203

A table is known as ______

  • tuple

  • attribute

  • relation

  • entity

Evaluation - Part - A | Q 3. | Page 203

Which database model represents the parent-child relationship?

  • Relational

  • Network

  • Hierarchical

  • Object

Evaluation - Part - A | Q 4. | Page 203

The relational database model was first proposed by ______

  • E F Codd

  • E E Codd

  • E F Cadd

  • E F Codder

Evaluation - Part - A | Q 5. | Page 203

What type of relationship does the hierarchical model represent?

  • one-to-one

  • one-to-many

  • many-to-one

  • many-to-many

Evaluation - Part - A | Q 6. | Page 203

Who is called the Father of Relational Database from the following?

  • Chris Date

  • Hugh Darwen

  • Edgar Frank Codd

  • Edgar Frank Cadd

Evaluation - Part - A | Q 7. | Page 204

Which of the following is an RDBMS?

  • Dbase

  • Foxpro

  • Microsoft Access

  • SQLite

Evaluation - Part - A | Q 8. | Page 204

What symbol is used for the SELECT statement?

  • σ

  • Π

  • X

Evaluation - Part - A | Q 9. | Page 204

A tuple is also known as ______

  • table

  • row

  • attribute

  • field

Evaluation - Part - A | Q 10. | Page 204

Who developed ER model?

  • Chen

  • EF Codd

  • Chend

  • Chand

Evaluation - Part - B [Page 204]

Tamil Nadu Board Samacheer Kalvi solutions for Class 12th Computer Science Answers Guide Chapter 11 Database ConceptsEvaluation - Part - B [Page 204]

Answer the following questions (2 Marks)

Evaluation - Part - B | Q 1. | Page 204

Mention a few examples of a database.

Evaluation - Part - B | Q 2. | Page 204

List some examples of RDBMS.

Evaluation - Part - B | Q 3. | Page 204

What is data consistency?

Evaluation - Part - B | Q 4. | Page 204

What is the difference between the Hierarchical and Network data models?

Evaluation - Part - B | Q 5. | Page 204

What is normalization?

Evaluation - Part - C [Page 204]

Tamil Nadu Board Samacheer Kalvi solutions for Class 12th Computer Science Answers Guide Chapter 11 Database ConceptsEvaluation - Part - C [Page 204]

Answer the following questions (3 Marks)

Evaluation - Part - C | Q 1. | Page 204

What is the difference between the Select and Project commands?

Evaluation - Part - C | Q 2. | Page 204

What is the role of DBA?

Evaluation - Part - C | Q 3. | Page 204

Explain Cartesian Product with a suitable example.

Evaluation - Part - C | Q 4. | Page 204

Explain Object Model with example.

Evaluation - Part - C | Q 5. | Page 204

Write a note on different types of DBMS users.

Evaluation - Part - D [Page 204]

Tamil Nadu Board Samacheer Kalvi solutions for Class 12th Computer Science Answers Guide Chapter 11 Database ConceptsEvaluation - Part - D [Page 204]

Answer the following questions (5 Marks)

Evaluation - Part - D | Q 1. | Page 204

Explain the different types of data models.

Evaluation - Part - D | Q 2. | Page 204

Explain the different types of relationship mapping.

Evaluation - Part - D | Q 3. | Page 204

Differentiate DBMS and RDBMS.

Evaluation - Part - D | Q 4. | Page 204

Explain the different operators in Relational algebra with suitable examples.

Evaluation - Part - D | Q 5. | Page 204

Explain the characteristics of DBMS.

Chapter 11: Database Concepts

Evaluation - Part - AEvaluation - Part - BEvaluation - Part - CEvaluation - Part - D
Class 12th Computer Science Answers Guide - Shaalaa.com

Tamil Nadu Board Samacheer Kalvi solutions for Class 12th Computer Science Answers Guide chapter 11 - Database Concepts

Tamil Nadu Board Samacheer Kalvi solutions for Class 12th Computer Science Answers Guide chapter 11 (Database Concepts) include all questions with solution and detail explanation. This will clear students doubts about any question and improve application skills while preparing for board exams. The detailed, step-by-step solutions will help you understand the concepts better and clear your confusions, if any. Shaalaa.com has the Tamil Nadu Board of Secondary Education Class 12th Computer Science Answers Guide solutions in a manner that help students grasp basic concepts better and faster.

Further, we at Shaalaa.com provide such solutions so that students can prepare for written exams. Tamil Nadu Board Samacheer Kalvi textbook solutions can be a core help for self-study and acts as a perfect self-help guidance for students.

Concepts covered in Class 12th Computer Science Answers Guide chapter 11 Database Concepts are Data, Information, Database, Concept of Database Management System (DBMS), Database Structure, Data Model, Difference Between Dbms and Rdbms, Types of Relationships, Relational Algebra in DBMS.

Using Tamil Nadu Board Samacheer Kalvi Class 12th solutions Database Concepts exercise by students are an easy way to prepare for the exams, as they involve solutions arranged chapter-wise also page wise. The questions involved in Tamil Nadu Board Samacheer Kalvi Solutions are important questions that can be asked in the final exam. Maximum students of Tamil Nadu Board of Secondary Education Class 12th prefer Tamil Nadu Board Samacheer Kalvi Textbook Solutions to score more in exam.

Get the free view of chapter 11 Database Concepts Class 12th extra questions for Class 12th Computer Science Answers Guide and can use Shaalaa.com to keep it handy for your exam preparation

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