1 :-

Which processes is an instance made of oracle?

 

Memory Processes Oracle Background Processes Data Processes All Of The Mentioned

2 :-

 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

Oracle Is A Programming Language Oracle Is A Database Oracle Is A Sripting Language Oracle Is An Operating System

3 :-

How many layers does the Oracle database have?

1 3 2 4

4 :-

Constraints cannot be exported through EXPORT command 

True False

5 :-

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

Are Case Sensitive Must Always Be In Lower Case Must Always Be In Upper Case Are Case Insensitive