1 votes 1 votes A program has just read the $12^{th}$ disk block using linked allocation. If it next want to read the $5^{th}$ disk block, then the number of disk blocks must the program already read to reach the $5^{th}$ disk block ________. Operating System linked-list + – Sourabh Kumar asked Jan 22, 2016 • edited Mar 1, 2016 by makhdoom ghaya Sourabh Kumar 425 views answer comment Share Follow See all 2 Comments See all 2 2 Comments reply shivanisrivarshini commented Jan 23, 2016 reply Follow Share is it 4? 0 votes 0 votes loser commented Feb 27, 2017 reply Follow Share Yes, it is 4. Because we have to start at block 1 and move to the next block linearly. So, block 1->2->3->4 are needed to be read before we start reading block 5. 0 votes 0 votes Please log in or register to add a comment.