Answer Posted / cspriyadba

Oracle Instance constits of on

Memory Structure and Background Process

* Memory structure constists of SGA and PGA

=>SGA constists of
1)Shared Pool
2)Database Buffer Cache
3)Redo log Buffer
4)Java Pool
5)Large Pool

=>PGA constists of
1)Server Process
2)User Process

* Background Process constists of

1)PMON
2)SMON
3)DBWR
4)LGWR
5)CKPT
6)Others

and optional Bg process also there
RECO,QMNn,ARCn,LCKn,LMDn,Snnn,Pnnn etc..

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

3066

---

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

1116

---

Teradata: How can we know the indexed column in a table?

1893

---

What is an Integrity Constrains in Oracle?

1189

---

What is the function of Redo Log in Oracle?

1219

---

What is the use of Oracle Control File?

1074

---

What is an oracle database schema?

1124

---

Can a Tablespace hold objects from different Schemes in Oracle?

1044

---

What is an Oracle Data Block?

1063

---

What are the uses of Oracle Rollback Segment?

1128

---

What is an Oracle Data Segment?

1044

---

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?

2697

---

What are Oracle Schema Objects?

1113

---

How to define Data Block size in Oracle?

1111

---

What is an Oracle Data Dictionary?

1111

---