$W h i c h o f t h e f o l l o w i n g D M A t r a n s f e r$
$m o d e s a n d i n t e r r u p t h a n d l i n g m e c h a n i s m s$
$w i l l e n a b l e t h e h i g h e s t I / O b a n d - w i d t h ?$

T r a n s p a r e n t D M A a n d P o l l i n g

i n t e r r u p t s

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C y c l e - s t e a l i n g a n d V e c t o r e d

i n t e r r u p t s

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B l o c k t r a n s f e r a n d V e c t o r e d

i n t e r r u p t s

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B l o c k t r a n s f e r a n d P o l l i n g

i n t e r r u p t s

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Open in App

Solution

The correct option is C $B l o c k t r a n s f e r a n d V e c t o r e d$
$i n t e r r u p t s$
$I n B l o c k - t r a n s f e r m o d e, D M A$
$t r a n s f e r t h e e n t i r e b l o c k o f d a t a$
$t h e n g i v e s c o n t r o l o f b u s t o C P U .$

$I n v e c t o r e d I n t e r r u p t s, I / O d e v i c e$
$s e n d v e c t o r a d d r e s s o f I n t e r r u p t$
$S e r v i c e r o u t i n e a l o n g w i t h i n t e r r u p t s$
$w h i c h g u i d e s C P U t o e x e c u t e f o r a$
$s p e c i f i c I / O d e v i c e .$

$H e n c e h i g h b a n d w i d t h w i l l b e r e q u i r e d .$

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