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  • Oracle aptitute test questions (18)
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Oracle SQL PLSQL Interview Questions
Questions Answers Views Company eMail

What is correlated sub-query?

7 32272

how instead of triger is helpful for mutating tables errors handlling ?

2 6336

What are the advantages of the packages

6 5989

what are the advantages of primary key over unique+notnull

7 13241

how to retrieve the top 3 salaries of the table using rownum

30 19671

what is the difference between union and union all

14 30414

What is the difference between join and union.

27 143570

declare l1 number := null; l2 number :=null; begin if l1=l2 then message('equal'); else if l1<>l2 then message('not equal'); else message('else'); end if; end if; end; What will be the output ?

7 7720

declare lowerl number:= 1; upperl number:= 3; num varchar2(10); begin for i into lowerl..upperl loop num:=num||to_char(lowerl); if i=3 then upperl:=5; end loop; message(num); What will be the output ?

3 4767

Given two tables Student(SID, Name, Course) and Level(SID, level) write the SQL statement to get the name and SID of the student who are taking course = 3 and at freshman level.

9 7333

What cursor type do you use to retrieve multiple recordsets?

17 45112

Two Methods of retrieving SQL?

7 42473

How do you optimize SQL queries ?

6 22709

How well can multiple sessions access the same data simultaneously ?

685

there are 2 variables called x and y ,x contains 1,2 and y contains 3,4 we have to swap the values from x to y and y to x with out using dummy variables and it can be done only by using a single statement ? how?

12 9420

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Un-Answered Questions

If u need any fake experience certificate in software side, contact me at: vikramyadhav@gmail.com

4759


y do v use single anteena in radar any other reason except cost???

443


Tell about your work experience. Why you quit that job?

586


How much no load current of synchronous motor

530


How do I get deleted files (not permanently deleted)?

113


I create one BRF+ rule and captured in TR while releasing TR , I am getting error , WHy?

539


How to embedded the links in mail forms

524


How does search engine perform? - SEO

141


Is there a SourceSafe developers guide?

316


What factors are involved in determining the electrophoretic mobility of a molecule?

626


What is Morphological smoothing?

167


What is a traditional Network Library for SQL Servers?

901


State any two nuclear power stations in India, with their generating capacity.

382


Highest level event class of the event-delegation model?

1190


What server versions of CVS are supported by Eclipse?

1398




Oracle SQL PLSQL Interview Questions
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