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Recent questions tagged pipelining

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Pipelining Explained

Recent questions tagged pipelining

0 votes
2 answers
1
UGCNET-Dec2019-II: 9
A non-pipelined system takes $\text{30ns}$ to process a task. The same task can be processed in a four-segment pipeline with a clock cycle of $\text{10ns}$. Determine the speed up of the pipeline for $100$ tasks. $3$ $4$ $3.91$ $2.91$
A non-pipelined system takes $\text{30ns}$ to process a task. The same task can be processed in a four-segment pipeline with a clock cycle of $\text{10ns}$. Determine the speed up of the pipeline for $100$ tasks. $3$ $4$ $3.91$ $2.91$
asked May 12 in Others soujanyareddy13 81 views
5 votes
2 answers
2
GATE CSE 2021 Set 2 | Question: 53
Consider a pipelined processor with $5$ stages, $\text{Instruction Fetch} (\textsf{IF})$, $\text{Instruction Decode} \textsf{(ID)}$, $\text{Execute } \textsf{(EX)}$, $\text{Memory Access } \textsf{(MEM)}$ ... $\textit{Speedup} $ achieved in executing the given instruction sequence on the pipelined processor (rounded to $2$ decimal places) is _____________
Consider a pipelined processor with $5$ stages, $\text{Instruction Fetch} (\textsf{IF})$, $\text{Instruction Decode} \textsf{(ID)}$, $\text{Execute } \textsf{(EX)}$, $\text{Memory Access } \textsf{(MEM)}$ ... $\textit{Speedup} $ achieved in executing the given instruction sequence on the pipelined processor (rounded to $2$ decimal places) is _____________
asked Feb 18 in CO and Architecture Arjun 1.9k views
1 vote
2 answers
3
GATE CSE 2021 Set 1 | Question: 53
A five-stage pipeline has stage delays of $150, 120, 150, 160$ and $140$ nanoseconds. The registers that are used between the pipeline stages have a delay of $5$ nanoseconds each. The total time to execute $100$ independent instructions on this pipeline, assuming there are no pipeline stalls, is _______ nanoseconds.
A five-stage pipeline has stage delays of $150, 120, 150, 160$ and $140$ nanoseconds. The registers that are used between the pipeline stages have a delay of $5$ nanoseconds each. The total time to execute $100$ independent instructions on this pipeline, assuming there are no pipeline stalls, is _______ nanoseconds.
asked Feb 18 in CO and Architecture Arjun 694 views
0 votes
2 answers
4
UGCNET-Oct2020-II: 7
A non-pipeline system takes $50$ns to process a task. The same task can be processed in six-segment pipeline with a clockcycle of $10$ns. Determine approximately the speedup ratio of the pipeline for $500$ tasks. $6$ $4.95$ $5.7$ $5.5$
A non-pipeline system takes $50$ns to process a task. The same task can be processed in six-segment pipeline with a clockcycle of $10$ns. Determine approximately the speedup ratio of the pipeline for $500$ tasks. $6$ $4.95$ $5.7$ $5.5$
asked Nov 20, 2020 in CO and Architecture jothee 402 views
0 votes
1 answer
5
UGCNET-Oct2020-II: 43
Which of the following statements with respect to $K$-segment pipelining are true? Maximum speedup that a pipeline can provide is $k$ theoretically It is impossible to achieve maximum speed up $k$ in $k$-segment pipeline All segments in pipeline take same time in computation Choose the correct answer ... $(b)$ and $(c)$ only $(a)$ and $(c)$ only $(a), (b)$ and $(c)$
Which of the following statements with respect to $K$-segment pipelining are true? Maximum speedup that a pipeline can provide is $k$ theoretically It is impossible to achieve maximum speed up $k$ in $k$-segment pipeline All segments in pipeline take same time in computation Choose the correct answer from the options ... $(b)$ and $(c)$ only $(a)$ and $(c)$ only $(a), (b)$ and $(c)$
asked Nov 20, 2020 in CO and Architecture jothee 285 views
0 votes
2 answers
6
NIELIT 2017 OCT Scientific Assistant A (IT) - Section B: 18
A pipeline is having speed up factor as $10$ and operating with efficiency of $80\%.$ What will be the number of stages in the pipeline? $10$ $8$ $13$ None
A pipeline is having speed up factor as $10$ and operating with efficiency of $80\%.$ What will be the number of stages in the pipeline? $10$ $8$ $13$ None
asked Apr 1, 2020 in CO and Architecture Lakshman Patel RJIT 354 views
2 votes
3 answers
7
NIELIT 2016 DEC Scientist B (CS) - Section B: 23
A nonpipeline system taken $50ns$ to process a task. The same task can be processed in a six-segment pipeline with a clock cycle of $10ns.$ Determinant the speedup ration of the pipeline for $100$ tasks. What is the maximum speedup that can be achieved? $4.90,5$ $4.76,5$ $3.90,5$ $4.30,5$
A nonpipeline system taken $50ns$ to process a task. The same task can be processed in a six-segment pipeline with a clock cycle of $10ns.$ Determinant the speedup ration of the pipeline for $100$ tasks. What is the maximum speedup that can be achieved? $4.90,5$ $4.76,5$ $3.90,5$ $4.30,5$
asked Mar 31, 2020 in CO and Architecture Lakshman Patel RJIT 713 views
0 votes
3 answers
8
NIELIT 2017 July Scientist B (CS) - Section B: 23
Comparing the time $T1$ taken for a single instruction on a pipelined CPU, with time $T2$ taken on a non-pipelined but identical CPU, we can say that ______ ? $T1=T2$ $T1>T2$ $T1<T2$ $T1$ is $T2$ plus time taken for one instruction fetch cycle
Comparing the time $T1$ taken for a single instruction on a pipelined CPU, with time $T2$ taken on a non-pipelined but identical CPU, we can say that ______ ? $T1=T2$ $T1>T2$ $T1<T2$ $T1$ is $T2$ plus time taken for one instruction fetch cycle
asked Mar 30, 2020 in CO and Architecture Lakshman Patel RJIT 396 views
1 vote
5 answers
9
NIELIT 2017 DEC Scientist B - Section B: 13
Consider a non-pipelined machine with $6$ stages; the lengths of each stage are $\text{20ns, 10ns, 30ns,25ns, 40 ns}$ and $\text{15ns}$ respectively. Suppose for implementing the pipelining the machine adds $\text{5 ns}$ of overhead to each stage ... What is the speed up factor of the pipelining system (ignoring any hazard impact)? $7$ $14$ $3.11$ $6.22$
Consider a non-pipelined machine with $6$ stages; the lengths of each stage are $\text{20ns, 10ns, 30ns,25ns, 40 ns}$ and $\text{15ns}$ respectively. Suppose for implementing the pipelining the machine adds $\text{5 ns}$ of overhead to each stage for clock skew and set up. What is the speed up factor of the pipelining system (ignoring any hazard impact)? $7$ $14$ $3.11$ $6.22$
asked Mar 30, 2020 in CO and Architecture Lakshman Patel RJIT 1.7k views
0 votes
3 answers
10
NIELIT 2017 DEC Scientist B - Section B: 14
We have $10$-stage pipeline, where the branch target conditions are resolved at stage $5$. How many stalls are there for an incorrectly predicted branch? $5$ $6$ $7$ $4$
We have $10$-stage pipeline, where the branch target conditions are resolved at stage $5$. How many stalls are there for an incorrectly predicted branch? $5$ $6$ $7$ $4$
asked Mar 30, 2020 in CO and Architecture Lakshman Patel RJIT 776 views
13 votes
3 answers
11
GATE CSE 2020 | Question: 43
Consider a non-pipelined processor operating at $2.5$ GHz. It takes $5$ clock cycles to complete an instruction. You are going to make a $5$- stage pipeline out of this processor. Overheads associated with pipelining force you to ... , the speedup achieved by the pipelined processor over the non-pipelined processor (round off to $2$ decimal places) is_____________.
Consider a non-pipelined processor operating at $2.5$ GHz. It takes $5$ clock cycles to complete an instruction. You are going to make a $5$- stage pipeline out of this processor. Overheads associated with pipelining force you to operate the pipelined ... program, the speedup achieved by the pipelined processor over the non-pipelined processor (round off to $2$ decimal places) is_____________.
asked Feb 12, 2020 in CO and Architecture Arjun 6.4k views
5 votes
1 answer
12
ISRO2020-6
A non-pipelined CPU has $12$ general purpose registers $(R0,R1,R2, \dots ,R12)$. Following operations are supported $\begin{array}{ll} \text{ADD Ra, Rb, Rr} & \text{Add Ra to Rb and store the result in Rr} \end{array}$ ... $R0,R1$ and $R2$ and contents of these registers must not be modified. $5$ $6$ $7$ $8$
A non-pipelined CPU has $12$ general purpose registers $(R0,R1,R2, \dots ,R12)$. Following operations are supported $\begin{array}{ll} \text{ADD Ra, Rb, Rr} & \text{Add Ra to Rb and store the result in Rr} \end{array}$ ... $X,Y,Z$ are initially available in registers $R0,R1$ and $R2$ and contents of these registers must not be modified. $5$ $6$ $7$ $8$
asked Jan 13, 2020 in CO and Architecture Satbir 1.1k views
4 votes
4 answers
13
ISRO2020-7
Consider a $5$- segment pipeline with a clock cycle time $20$ ns in each sub operation. Find out the approximate speed-up ratio between pipelined and non-pipelined system to execute $100$ instructions. (if an average, every five cycles, a bubble due to data hazard has to be introduced in the pipeline) $5$ $4.03$ $4.81$ $4.17$
Consider a $5$- segment pipeline with a clock cycle time $20$ ns in each sub operation. Find out the approximate speed-up ratio between pipelined and non-pipelined system to execute $100$ instructions. (if an average, every five cycles, a bubble due to data hazard has to be introduced in the pipeline) $5$ $4.03$ $4.81$ $4.17$
asked Jan 13, 2020 in CO and Architecture Satbir 2.6k views
0 votes
0 answers
14
Andrew S. Tanenbaum (OS) Edition 4 Exercise 5 Question 11 (Page No. 430)
A computer has a three-stage pipeline as shown in Fig. 1-7(a). On each clock cycle, one new instruction is fetched from memory at the address pointed to by the PC and put into the pipeline and ... instruction of the interrupt handler is fetched into the pipeline. Does this machine have precise interrupts? Defend your answer.
A computer has a three-stage pipeline as shown in Fig. 1-7(a). On each clock cycle, one new instruction is fetched from memory at the address pointed to by the PC and put into the pipeline and the PC advanced. Each instruction occupies exactly ... stage and the first instruction of the interrupt handler is fetched into the pipeline. Does this machine have precise interrupts? Defend your answer.
asked Oct 28, 2019 in CO and Architecture Lakshman Patel RJIT 369 views
1 vote
1 answer
16
Self Doubt: CO Syllabus
Is pipeline hazards there in the syllabus? And are there any previous year questions from there?
Is pipeline hazards there in the syllabus? And are there any previous year questions from there?
asked May 23, 2019 in CO and Architecture Hirak 266 views
1 vote
2 answers
17
ISI2018-PCB-CS8
Consider a $5$ ... $\text{(in ns)}$ needed to execute the program.
Consider a $5$ ... $\text{(in ns)}$ needed to execute the program.
asked May 12, 2019 in Operating System akash.dinkar12 593 views
0 votes
0 answers
18
Subject Topic- CO & Architecture
how is this executed MOV X, R ; μ[x]←R using IF, ID, OF,PO, WB
how is this executed MOV X, R ; μ[x]←R using IF, ID, OF,PO, WB
asked Mar 18, 2019 in CO and Architecture Doraemon 175 views
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