Basic database objective question answer | DBMS Multi Choice Questions - page 6 - QuizWine

Basic database objective question answer | DBMS Multi Choice Questions - page 6

Basic database management system objective question answer for various academic and competitive exams, Database MCQ, Database management system objective question and answers that can improve your database knowledge.

MCQ.1 The overall description of a database is called................?

(A) Data definition(B) Data manipulation(C) Data integrity(D) Database schema

View Answer

Answer : (D) Database schema

MCQ.2 Which is proper subset designed to support "views" belonging to different classes of users in order to hid or protect information?

(A) Schema(B) Subschema(C) Non-schema(D) None-subschema

View Answer

Answer : (B) Subschema

MCQ.3 A data dictionary is a repository that manages?

(A) Database(B) Memory(C) Metadata(D) All of these

View Answer

Answer : (C) Metadata

MCQ.4 Which languages are used to define and query a database

(A) Database(B) Memory(C) Metadata(D) All of these

View Answer

Answer : (A) Database

MCQ.5 The DDL is used to specify the........?

(A) Conceptual schemas(B) Internal schemas(C) Both(D) None

View Answer

Answer : (A) Conceptual schemas

MCQ.6 The SDL is used to specify the...................?

(A) Conceptual schemas(B) Internal schemas(C) Both(D) None

View Answer

Answer : (B) Internal schemas

MCQ.7 Which is used for data retrieval from the database

(A) DDL(B) DML(C) SDL(D) VDL

View Answer

Answer : (B) DML

MCQ.8 How many types of DML?

(A) 1(B) 2(C) 3(D) 4

View Answer

Answer : (B) 2

MCQ.9 What are the types of DML

(A) Low level(B) High level(C) Procedural DML(D) All of these

View Answer

Answer : (D) All of these

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