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Recent activity by Alina

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1
Calculating average mean
The aggregate monthly expenditure of a family was $ 6240 during first 3 months, $ 6780 during next 4 months, and $7236 during last 5 months of a year. If total saving during the year is $ 7080. Find average monthly income of family?
The aggregate monthly expenditure of a family was $ 6240 during first 3 months, $ 6780 during next 4 months, and $7236 during last 5 months of a year. If total saving dur...
0 answers
2
Access time
What is formula of Average memory access time? And formula of effective access time? And the difference between them . I always mix them .
What is formula of Average memory access time?And formula of effective access time?And the difference between them . I always mix them .
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3
Cpu time
Find CPU time of computer with 500 MHz and following class distribution for program with 100 instructions. Class CPI Frequency 1 3 40% 2 5 20% 3 3 30% 4 1 10% Ans: 640ns
Find CPU time of computer with 500 MHz and following class distribution for program with 100 instructions.Class CPI Frequency1 3 40%2 ...
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4
Speed up factor
Pipeline system has 4 stages and each stage takes 10ns. 30% instructions are branch instructions .each branch instruction introduces delay of 3 cycle. What is speed up factor compare to same non pipelines, If there are 1000 instructions.
Pipeline system has 4 stages and each stage takes 10ns.30% instructions are branch instructions .each branch instruction introduces delay of 3 cycle. What is speed up fac...
1 answer
5
Microprogrammed control unit
Can anyone explain microprogrammed control unit? Also what is horizontal microcode and vertical microcode?
Can anyone explain microprogrammed control unit?Also what is horizontal microcode and vertical microcode?
1 answer
6
Pipelining
Why pipelining cannot operate at its maximum theoretical speed? Maximum theoretical is when we say that it takes same time to process an instruction in pipeline and non pipeline circuit. So why pipelining cannot operate at its maximum theoretical speed?
Why pipelining cannot operate at its maximum theoretical speed?Maximum theoretical is when we say that it takes same time to process an instruction in pipeline and non pi...
2 answers
7
Determine Access time of system
If Cache access time is 10 ns . main memory access time is 150 ns. Cache hit rate is 99%. Determine effective access time of system.
If Cache access time is 10 ns . main memory access time is 150 ns. Cache hit rate is 99%.Determine effective access time of system.
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9
Find speed up ratio
Non pipelined system takes 130 ns to process an instruction. A program of 1000 instructions is executed in non pipelined system. Then same program is processed with processor with 5 segment pipeline with clock cycle of 30 ns/stage. Determine speed up ratio of pipeline.
Non pipelined system takes 130 ns to process an instruction. A program of 1000 instructions is executed in non pipelined system. Then same program is processed with proce...