Database Systems Practice Test 301

SQL Data Types and Schemas Quiz Questions and Answers PDF - 301

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The Quiz: We can create schemas by means of; "SQL Data Types and Schemas" App Download (Free) with answers create schema, define schema, generate schema and select schema for online information technology certification. Solve sql queries interview questions questions and answers, Amazon eBook to download free sample for software engineering online courses.

SQL Data Types and Schemas Questions and Answers PDF Download: Quiz 301

MCQ 1501: We can create schemas by means of

A) Define schema

B) Create schema

C) Generate schema

D) Select schema

MCQ 1502: A property of entity sets created by specialization and generalization is known as

A) Entity inheritance

B) Sets inheritance

C) Relational inheritance

D) Attribute inheritance

MCQ 1503: Internal logical error can be eliminated by

A) Overwriting

B) Rewriting

C) Restarting

D) Terminating

MCQ 1504: Digital signatures serve to ensure

A) User certification

B) Repudiation

C) Nonrepudiation

D) Authorization

MCQ 1505: Recursive queries can be used to express

A) Triggers

B) Traffic closure

C) Recursion

D) Transitive closure

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