Answer Posted / banti

Major changes to SQL optimizer internals

Oracle Grid computing

AWR and ASH tables incorporated into Oracle Performance
Pack and Diagnostic Pack options

Automated Session History (ASH) materializes the Oracle
Wait Interface over time

Data Pump replaces imp utility with impdp

Automatic Database Diagnostic Monitor (ADDM)

SQLTuning Advisor

SQLAccess Advisor

Rolling database upgrades (using Oracle10g RAC)

dbms_scheduler package replaces dbms_job for scheduling

What is an Oracle SYSTEM tablespace and when is it Created?

1105

---

What is an Oracle Data Block?

1052

---

How to calculate the approximate size of the SGA based on the size of the block,shared_pool,redo_buffer_cache and db_buffer_cache?

2691

---

What is an Integrity Constrains in Oracle?

1184

---

Can a Tablespace hold objects from different Schemes in Oracle?

1039

---

What are the consideration at tehe migration of Oracle 9i to 10G.

3057

---

How to define Data Block size in Oracle?

1108

---

What are Oracle Schema Objects?

1109

---

What are the uses of Oracle Rollback Segment?

1124

---

What is an oracle database schema?

1120

---

What is an Oracle Data Segment?

1041

---

What is the use of Oracle Control File?

1070

---

What is an Oracle Rollback Segment?

1115

---

What is an Oracle Data Dictionary?

1107

---

What is the function of Redo Log in Oracle?

1213

---