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Accessing a Cache:
Direct mapping:
(Block address) modulo (Number of cache block in the cache)
The valid bit indicate whether an entry contain a valid address.
Initially, all valid bits are reset ("0" - not valid)
Address Mapping in Cache:
Miss = not hit,
Meaning is that the data has to be retrieved fr
Explain Protection mechanism. Protection mechanism: The subsequent mechanisms are commonly utilized for protecting files having programs and data. (a) Access controls list
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Q. Illustrate basic working of Physical layer? Physical layer: Physical layer is concerned with sending raw bits between source and destination nodes over a physical medium.
What are the elements of Analysis model? i. Data Dictionary ii. Entity Relationship Diagram iii. Data Flow Diagram iv. State Transition Diagram v. Control Specifica
For two stages network the switching elements for M inlets with r blocks and N outlets with s blocks is given by (A) Ms + Nr (B) Mr + Ns (
What is micro operation? A micro operation is an elementary operation performed with the data kept in registers. 1) Register transfer microoperation transfer binary inform
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What are program invisible registers? Global and local descriptor tables are found in memory system. In order to specify and access the address of these tables, program invisi
The XOR gate. The exclusive OR or XOR gate is similar to a two input OR gate. The output of an XOR gate is logic 1 only when one input or the other input is high and is 0 when
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