0 votes 0 votes https://gateoverflow.in/3694/gate2004-it-51 IN THE LAST LINE OF QUESTION "the percentage of memory cycles stolen for transferring one word is" HOW WE ARE GETTING TO KNOW THAT WE NEED TO FIND OUT THE PERCENTAGE OF CPU BLOCK . eyeamgj asked Aug 8, 2018 eyeamgj 451 views answer comment Share Follow See all 7 Comments See all 7 7 Comments reply Shaik Masthan commented Aug 8, 2018 reply Follow Share for that you need prior knowledge about DMA Given that DMA and CPU uses the control using cycle stealing method it means, cpu uses 1 cycle, DMA uses 1 cycle , cpu uses 1 cycle, DMA uses 1 cycle , cpu uses 1 cycle, DMA uses 1 cycle , etc... transferring is the work of DMA ===> this formula derived % of time CPU is idle = $\frac{y}{x+y}$ 0 votes 0 votes Shubhgupta commented Aug 8, 2018 reply Follow Share @Shaik this formula is for burst mode for cycle stealing it will be y/x. Read this good note-https://gateoverflow.in/?qa=blob&qa_blobid=13639721099184478126 0 votes 0 votes eyeamgj commented Aug 9, 2018 reply Follow Share Shaik Masthan A NOT GETTING THE TERM MEMORY CYCLE STOLEL 0 votes 0 votes Shaik Masthan commented Aug 9, 2018 reply Follow Share in CO, while reading about DMA, you will get it. 0 votes 0 votes eyeamgj commented Aug 9, 2018 reply Follow Share OK I WILL ASK THEN IF NOT GET...BUT IT IS GIVEN IN OS IN GATE OVERFLOW BOOK 0 votes 0 votes Shaik Masthan commented Aug 9, 2018 reply Follow Share OS and CO are interlinked... that's why they may kept 0 votes 0 votes eyeamgj commented Aug 9, 2018 reply Follow Share OK FINE 0 votes 0 votes Please log in or register to add a comment.