Database Systems Practice Test 4

JDBC and JAVA Multiple Choice Questions (MCQ) PDF - 4

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JDBC and JAVA Questions and Answers PDF Download: Quiz 4

MCQ 16: A Java application program does not include declarations for

A) Data stored in database

B) Data retrieved of database

C) Data executed

D) Data manipulated

MCQ 17: The designer can review the schema to ensure it meets all the functional requirements, at the stage

A) Conceptual design

B) Execution design

C) Controlling design

D) Initial Planning

MCQ 18: The relationship between the weak entity set and the identifying entity set's association is known as

A) Owner relationship

B) Existence relationship

C) Dependency relationship

D) Identifying relationship

MCQ 19: Once a transaction has executed commit work, its effects can no longer be undone by

A) Trace work

B) Transmit work

C) Rollback work

D) Traceback work

MCQ 20: To refer to a specific instance of a relation in the relational model, the term used is known as

A) Relation instance

B) Relation entity

C) Relation tuple

D) Relation attribute

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