Oracle Reports (Report 6i) – Technical Interview Questions

Question: How many types of columns are there and what are they

Formula columns: For doing mathematical calculations and returning one value
Summary Columns: For doing summary calculations such as summations etc.
Place holder Columns: These columns are useful for storing the value in a variable

Question: Can u have more than one layout in report

Answer: It is possible to have more than one layout in a report by using the additional layout option in the layout editor.

Answer: Yes it is possible to run the report without parameter form by setting the PARAM value to Null

Question:  What is the lock option in reports layout

Answer:  By using the lock option we cannot move the fields in the layout editor outside the frame. This is useful for maintaining the fields.

Question: What is Flex

Answer: Flex is the property of moving the related fields together by setting the flex property on

Question: What is the minimum number of groups required for a matrix report
Answer: The minimum of groups required for a matrix report are 4

Question: How many different triggers are available in Report?

Answer: There are five types of triggers in report 6i

1) Before report trigger

2) After report trigger

3) Before Parameter trigger

4) After parameter trigger

5) Between pages trigger

Question: What is the Firing sequence of report trigger?

Answer: First the before parameter trigger will raise, after firing this trigger parameter form will displayed, after passing parameter after parameter trigger will fire query will parsed & then before report trigger will fired then if there are number of pages in your report then the between pages trigger will fired but it will fire between first & second & so on pages but it will not fired in reverse condition the after report trigger will fire after closing the runtime parameter form is closed.

Question: What is bind variables?

Answer: Bind variables are used in report 6i for replacing the single parameter in the select statement

Question: What is lexical parameter?

Answer: Lexical Parameter is used to replace the where, order by ………conditions at run time.

Question: What are different types of column in reports?

Answer: There are three types of columns in the report 6i these are:

1) Placeholder Column – Placeholder column is used to store a value for a variable.

2) Formula Column

3) Summary Column