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1. A computer system has a two-level memory cache hierarchy. The L1 cache has a zero hit penalty, a miss penalty of 5 ns and a hit rate of 95 percent. The L2 cache has a miss penalty of 100 ns and a hit rate of 90 percent.
a) How many cycles are lost for each instruction accessing the memory if the CPU clock rate is 2 GHz?
b) We can either increase the hit rate of the topmost cache to 98 percent or increase the hit rate of the second cache to 95 percent. Which improvement would have more impact?
Concept of how does the IP message finally reassemble?
Error Detection- 2D/LRC Adds an additional character (instead of a bit) A block of bits is prearranged in a table The Parity Bit for every data unit is calculate
what is difference between Star and Mesh topology?
Error Detecting Code - Parity bit: The general idea for achieving error detection and correction is to add some redundancy (i.e., some extra data) to a message, which receiver
Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4
how does the near/far effects infulence TDMA system?what happen CDMA system? what are countermeasures in TDMA system/
The distance over which data moves within a computer may differ from a few thousandths of an inch, as is the case within a one IC chip, to as much as lot of feet along the backplan
Which layers are user support layers? Three layers are come under user support layer:- a. Session Layer b. Presentation Layer and c. Application Layer
Firewalls After several security related internet newsgroups started overflowing with posts it becomes clear something hand to done to help secure networks. The first
Static and Dynamic Interconnection Network In a static network, the connection amid input and output nodes is permanent and can't be changed. Static interconnection network can
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