2 votes 2 votes A fully associative cache memory unit with a capacity of 64KB is built using a block size of 32 words.The size of the physical address is 30 bits. The size of the tag comparator (in bits) is ____________ A_i_$_h asked Oct 12, 2017 A_i_$_h 724 views answer comment Share Follow See all 4 Comments See all 4 4 Comments reply srestha commented Oct 12, 2017 reply Follow Share word size is 8B or 16 B? should be given 0 votes 0 votes A_i_$_h commented Oct 12, 2017 reply Follow Share Assume as 8B @sreshtha 0 votes 0 votes Ashwani Kumar 2 commented Oct 12, 2017 reply Follow Share Why 8B ? Why not 1 word = 1B 0 votes 0 votes srestha commented Oct 12, 2017 reply Follow Share yes 8 bit what is ans? 0 votes 0 votes Please log in or register to add a comment.
0 votes 0 votes It is already answered please check this link https://gateoverflow.in/1963/gate2014-2-9 Deepthi_ts answered Oct 12, 2017 Deepthi_ts comment Share Follow See all 7 Comments See all 7 7 Comments reply A_i_$_h commented Oct 12, 2017 reply Follow Share @ deepthi please note...the above link is based on set assosiativity here it is fully associative 0 votes 0 votes srestha commented Oct 12, 2017 reply Follow Share but @ A_i_$_h here asking for tag field so set associtivity could be assumed. 1 votes 1 votes A_i_$_h commented Oct 12, 2017 reply Follow Share @sreshtha when associativity is not mentioned how to consider fully associative means the block number = tag bits what i ahd a doubt is the block size should be converted to bits and then taken for calculation or converting to bytes is enough? 0 votes 0 votes Ashwani Kumar 2 commented Oct 12, 2017 reply Follow Share I think answer is 25...is it ?? 0 votes 0 votes srestha commented Oct 12, 2017 reply Follow Share but it asks for tag comparator 0 votes 0 votes A_i_$_h commented Oct 12, 2017 reply Follow Share @ashwini how? you have done BS=32 = 25 therefore 30 - 5=25 right they have asked in bits so shouldnt we be converting the BS to bytes and then bits and then proceed ..that my doubt 0 votes 0 votes A_i_$_h commented Oct 12, 2017 reply Follow Share @srestha read fully associative mapping concept 0 votes 0 votes Please log in or register to add a comment.