Introduction to Database System In SQL, which command is used to add a column/integrity constraint to a table INSERT COLUMN MODIFY TABLE ADD COLUMN ALTER TABLE INSERT COLUMN MODIFY TABLE ADD COLUMN ALTER TABLE ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command(s) is(are) used to enable/disable a database trigger? ALTER TRIGGER CHANGE USER All of the listed here MODIFY USER ALTER TRIGGER CHANGE USER All of the listed here MODIFY USER ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Batch processing is appropriate if only a small computer system is available All of these None of these a large computer system is available only a few transactions are involved only a small computer system is available All of these None of these a large computer system is available only a few transactions are involved ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Queries to a database are written in English both (a) and (b) All of these can use aggregate functions like SUM and COUNT None of these are written in English both (a) and (b) All of these can use aggregate functions like SUM and COUNT None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When the values in one or more attributes being used as a foreign key must exist in another set of one or more attributes in another table, we have created a(n): insertion anomaly. transitive dependency. normal form. referential integrity constraint. insertion anomaly. transitive dependency. normal form. referential integrity constraint. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A multiple-form file management system None of these allow you to entry data in all the forms lets you create a look-up form with an associated read-only password to prevent access by unauthorized users both (a) and (b) lets you define different forms for different operations None of these allow you to entry data in all the forms lets you create a look-up form with an associated read-only password to prevent access by unauthorized users both (a) and (b) lets you define different forms for different operations ANSWER DOWNLOAD EXAMIANS APP
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