plsql interview qestion
This document is 8 years old and uses Oracle version 11.2, which is several major releases behind the current version. PL/SQL has changed significantly since then ao these questions are of no real value other than to set a baseline core knowledge of PL/SQL. Any developer using PL/SQL should be able to got through this list easily; this might be a good place to start TEACHING PL/SQL but it isn't a valid set of questions to verify current PL/SQL knowledge.
The fact that you got it from another company is reason enough to delete it, but since there is no company-specific information or copyright there is no issue with posting this here.
Obviously this was obtained during a job interview for Wipro; how well did you score?