Introduction to Database System What is the language used by most of the DBMSs for helping their users to access data? High level language 4GL SQL Query language High level language 4GL SQL Query language ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following products implemented the CODASYL DBTG model? R:base DB2 dBase-II IDMS R:base DB2 dBase-II IDMS ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A tuple is a(n): column of a table. two dimensional table. key of a table. row of a table. column of a table. two dimensional table. key of a table. row of a table. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following refers to an entity in which the identifier of one entity includes the identifier of another entity? Strong entity Weak entity ID-independent entity ID-dependent entity Strong entity Weak entity ID-independent entity ID-dependent entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which command(s) is(are) used to enable/disable/drop an integrity constraint in SQL? All of the listed here DEFINE TABLE ALTER TABLE MODIFY TABLE All of the listed here DEFINE TABLE ALTER TABLE MODIFY TABLE ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Properties that describe the characteristics of entities are called: identifiers. relationships. entities. attributes. identifiers. relationships. entities. attributes. ANSWER DOWNLOAD EXAMIANS APP
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