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ORACLE Interview Questions and Answers

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352. How do you trap the error in forms 3.0 ?

using On-Message or On-Error triggers.


353. How many pages you can in a single form ?

Unlimited


354. While specifying master/detail relationship between two blocks specifying the join condition is a must ? True or False. ?

True


355. EXIT_FORM is a restricted package procedure ?a. True b. False

True


356. What is the usage of an ON-INSERT,ON-DELETE and ON-UPDATE TRIGGERS ?

These triggers are executes when inserting, deleting and updating operations are performed and can be used to change the default function of insert, delete or update respectively. For Eg, instead of inserting a row in a table an existing row can be updated in the same table.


357. What are the types of Pop-up window ?

the pop-up field editor
pop-up list of values
pop-up pages.
Alert :


358. What is an SQL *FORMS ?

SQL *forms is 4GL tool for developing and executing; Oracle based interactive application.


359. How do you control the constraints in forms ?

Select the use constraint property is ON Block definition screen.
BLOCK


360. What is the difference between restricted and unrestricted package procedure ?

Restricted package procedure that affects the basic functions of SQL * Forms. It cannot used in all triggers except key triggers. Unrestricted package procedure that does not interfere with the basic functions of SQL * Forms it can be used in any triggers.

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ORACLE Interview Questions and Answers