Answer / m. ramesh kumar

Hit ratio is a concept defined for any two adjacent level of
memory hierarchy. The hit ratios at successive levels are
function of memory capacities, management policies and
program behavior. Hit ratios always lies between 0 to 1.

Answer / sami khattak

Simply when data is available in the SGA for operation is
called hit ratio.

Answer / santlal gupta

if the word is found in the cache if then its proudes a hit called hit ratio.

How to find the SGA Size

7 Answers   Baidu, Reliance,

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What is meant by free extent ?

2 Answers  

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What is the function of ARCH?

3 Answers  

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How free extents are managed in Ver 6.0 and Ver 7.0 ?

1 Answers   IBM,

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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?

0 Answers  

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What is the function of Lock (LCKn) Process?

1 Answers  

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how oracle will recognise its space is 100gb if 100gb is allocated for it...

1 Answers   Baidu,

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How will you create multiple rollback segments in a database ?

1 Answers  

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When Does DBWR write to the database?

6 Answers  

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What constitute an ORACLE Instance?

2 Answers  

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What is a Rollback segment entry ?

3 Answers   TCS,

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What is an Oracle Data Segment?

0 Answers  

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