1 votes 1 votes Is the page table entry size same for each entry in page tables of all levels in multilevel paging? Operating System operating-system multilevel-paging paging + – ajayraho asked Oct 29, 2022 ajayraho 697 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.
Best answer 2 votes 2 votes No, it may or may not vary . Operating System: GATE CSE 2008 | Question: 67 (gateoverflow.in) Pranavpurkar answered Oct 29, 2022 • selected Nov 12, 2022 by ajayraho Pranavpurkar comment Share Follow See all 9 Comments See all 9 9 Comments reply Kabir5454 commented Oct 29, 2022 reply Follow Share Operating System: GATE CSE 2008 | Question: 67 (gateoverflow.in) counter example i think. 0 votes 0 votes Abhrajyoti00 commented Oct 29, 2022 reply Follow Share @Kabir5454 That is one heck of a question :) 0 votes 0 votes Pranavpurkar commented Oct 29, 2022 i edited by Pranavpurkar Oct 29, 2022 reply Follow Share Kabir5454Yes, Here it is varying. pls have a look at this,At any level, the page table entry size of any page table will always be same because each entry points to the frame number.https://www.gatevidyalay.com/multilevel-paging-paging-in-operating-system/ 0 votes 0 votes Kabir5454 commented Oct 30, 2022 reply Follow Share This website should not considered to be a standard resources . Standard resources should be either a book or a renowned University lecture notes. As you can see from above gate question page table entry can be different depending the problem. 0 votes 0 votes Pranavpurkar commented Oct 30, 2022 reply Follow Share Kabir5454 Yes, i agree with you. will you please share some standard resource where i can find this clearly apart from this question, as if in the question the virtual address is not specifically defined, then in general $PTE$ $size$ is same. just to be sure. 0 votes 0 votes Kabir5454 commented Oct 30, 2022 reply Follow Share @Arjun sir can help you in this regards I believe.you can refer to Sachin Mittal sir comments in the above gate question also.You can search online you can get plenty of good resources. 0 votes 0 votes Pranavpurkar commented Oct 30, 2022 reply Follow Share Kabir5454 Yes. I searched a lot but didn’t find anything convincing even not in standard books apart from this question. 0 votes 0 votes Kabir5454 commented Oct 30, 2022 reply Follow Share To proof a statement to be false one counter example is enough you have one right now and similarly you can create many counter example like that . So this statement is false. 0 votes 0 votes Pranavpurkar commented Oct 30, 2022 reply Follow Share Kabir5454Okay i will edit it.and will add the counter example in it. 1 votes 1 votes Please log in or register to add a comment.
1 votes 1 votes The answer is no! . this is the biggest misconception people will always have because institutes teach like that. solve the gate 2008 multi level paging question to clear this misconception https://gateoverflow.in/490/gate-cse-2008-question-67 solve the above question and if any doubts see the explanation given by arjun sir . GNANESWARA SAI answered Dec 10, 2022 GNANESWARA SAI comment Share Follow See all 0 reply Please log in or register to add a comment.