5 Questions

Oracle dba Quiz

1 :-

When using SQL*Plus, Oracle commands, column names, table names and all other database elements__________

are case insensitive
must always be in lower case
must always be in upper case

2 :-

Constraints cannot be exported through EXPORT command 

3 :-

How many layers does the Oracle database have?

4 :-

 What is Oracle?
a) Oracle is a programming language
b) Oracle is a database
c) Oracle is a sripting language
d) Oracle is an operating system

5 :-

Which processes is an instance made of oracle?