WebSQL Data Definition Language MCQ These Multiple Choice Questions (mcq) should be practiced to improve the SQL skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive … WebAns: (A) Disjoint less constraint requires that an entity belongs to no more than one level. entity set. (Disjoint less constraint means that an entity can be a member of at most one of. the subclasses of the specialization.) Q.11. According to the levels of abstraction, the schema at the intermediate level is called.
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Web17 mrt. 2024 · MCQs – SQL commands. Posted in MCQ-SQL By rsingh Posted on March 17, 2024 January 29, 2024 Tagged sql commands mcq. ... DDL; DML; TCL; DCL; Answer: 1. Read detail of DDL and DML commands in SQL. Q) SQL Trigger automatically executed on operations. Insert; Delete; Update; None; all; Answer: 5. WebExplanation: DDL commands are used to define the structure of the database, table, schemas, etc. It enables us to perform the operations like CREATE, DROP, ALTER, … avatar histoire
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Web14 jan. 2024 · Get Data Manipulation Language Multiple Choice Questions (MCQ Quiz) with answers and detailed solutions. Download these Free Data Manipulation Language MCQ Quiz Pdf and prepare for your upcoming exams Like … WebAdvance DBMS MCQ with detailed explanation for interview, entrance and competitive exams. Explanation are given for understanding. Download Advance DBMS MCQ Question Answer PDF ... Three SQL, DDL, CREATE commands are . A Schema, Base and Table . B Schema, Table and View . Web10 feb. 2024 · DCL (Data Control Language) : A Data Control Language is a syntax similar to a computer programming language used to control access to data stored in a database (Authorization). In particular, it is a … avatar hero's journey