Oracle interview questions asked in TCS

What is PL/SQL?
http://allquestions.co.in/what-is-plsql/

http://interviewquestions.fresherdreamjob.com/interview-questions/sql-interview-questions/

Is there a limit on the size of a PL/SQL block?
http://allquestions.co.in/is-there-a-limit-on-the-size-of-a-plsql-block/

Can one read/write files from PL/SQL?
http://allquestions.co.in/can-one-readwrite-files-from-plsql/

How can I protect my PL/SQL source code?
http://allquestions.co.in/how-can-i-protect-my-plsql-source-code/

Can one use dynamic SQL within PL/SQL? OR Can you use a DDL in a procedure ? How ?
http://allquestions.co.in/can-one-use-dynamic-sql-within-plsql-or-can-you-use-a-ddl-in-a-procedure-how/

Many more questions on Oracle
http://allquestions.co.in/oracle/?pgno=11#azindex-30