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Oracle Interview Questions


HomeQuestion Answer⇒Oracle Interview Questions

Q1. In Oracle , What do the schema objects comprise of
(a) table
(b) index
(c) cluster
(d) All of the above

Q2. Which is the smallest unit of storage in an Oracle database
(a) Data block
(b) Segment
(c) Data File
(d) None of these

Q3. When a transaction modifies the database, Oracle copies the original data before modifying it. The original copy of the modified data is called
(a) Undone data
(b) Archive data
(c) Redo data
(d) Undo data

Q4. Which of the following object types below cannot be replicated in Oracle
(a) Data
(b) Trigger
(c) View
(d) Sequence

Q5. In Oracle, where is data dictionary kept
(a) System Tablespace
(b) Stack Space
(c) Data File
(d) None of the above

Q6. In Oracle, which of the following package procedure is UNRESTRICTED
(a) CALL_INPUT
(b) CLEAR_BLOCK
(c) USER_EXIT
(d) EXECUTE_QUERY

Q7. In Oracle , POST-BLOCK trigger is also a
(a) Transaction Trigger
(b) Navigator Trigger
(c) Key Trigger
(d) None of these

Q8. The Oracle environment of database is called as
(a) Database Schema
(b) Database instances
(c) Data structure
(d) Database Tables

Q9. In Oracle, which of below are types of segments
(a) permanent segment
(b) object segment
(c) data segment
(d) class segment

Q10. __________ is a virtual machine technology presently owned by Oracle that can run various operating systems
(a) V machine
(b) Virtual box
(c) Thought police
(d) Virtual share


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