TN Online TestSamacheer Kalvi practice

12th Standard Computer Applications — Introduction to Database Management System: Book Back Online Practice Test

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Which language is used to request information from a Database?

A.Relational B.Structural C.Query D.Compiler

The ---------- diagram gives a logical structure of the database graphically?

A.Entity-Relationship B.Entity C.Architectural Representation D.Database

An entity set that does not have enough attributes to form primary key is known as

A.Strong entity set B.Weak entity set C.Identity set D.Owner set

---------- Command is used to delete a database.

A.Delete database database_name B.Delete database_name C.drop database database_name D.drop database_name

MySQL belongs to which category of DBMS?

A.Object Oriented B.Hierarchical C.Relational D.Network

MySQL is freely available and is open source.

A.True B.False C.Both A and B D.None of the above

---------- represents a 'tuple' in a relational database?

A.Table B.Row C.Column D.Object

Communication is established with MySQL using

A.SQL B.Network calls C.Java D.APIs

Which is the MySQL instance responsible for data processing?

A.MySQL Client B.MySQL Server C.SQL D.Server Daemon Program

Q10

The structure representing the organizational view of entire database is known as -------- in MySQL database.

A.Schema B.View C.Instance D.Table

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Book Back Questions10 textbook MCQs · solved Additional MCQs15 extra MCQs · solved Practice TestInteractive · instant score Additional MCQ TestTest yourself on the extra set Study NotesConcepts & methods Formula SheetAll key formulas

About this Introduction to Database Management System test

This free online practice test covers Introduction to Database Management System from the 12th Standard Computer Applications (Samacheer Kalvi) syllabus. Choose the number of questions and an optional time limit, then answer and submit — everything is checked in your browser, with the correct answers and a worked explanation shown at the end. For the full solutions to every question in this set, see the solved MCQs page.

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1 Multimedia 2 An Introduction to Adobe PageMaker 4 PHP: Hypertext Preprocessor 5 Functions and Arrays in PHP 6 Conditional Statements in PHP 7 Loops in PHP 8 Forms and Files 9 Connecting PHP and MYSQL 10 Introduction to Computer Networks 11 Network Examples and Protocols 12 Domain Name System (DNS) 13 Network Cabling 14 Open Source Concepts 15 E-Commerce 16 Electronic Payment Systems 17 E-Commerce Security Systems 18 Electronic Data Interchange- EDI