1.Assume 64K of real storage (16-bit addresses) and 1M virtual storage (20-bit a
ID: 3703125 • Letter: 1
Question
1.Assume 64K of real storage (16-bit addresses) and 1M virtual storage (20-bit addresses) The virtual addresses have the following format. page no. displacement 7-bits 13-bits page map table format. residence track # sector# frame# 1-bit 4-bits 8-bits 3-bits Page map table origin: A200 Page Map Table address entries A200 EB07 A202 FOOB A204 AAA2 A206 9903 A208 C130 A20A 8894 A20C 725F A20E 9111 (a) What is the page size? (b) What is the maximum number of entries there can be in the Page Map Table? (C) VWhat will be the location of each page referenced by the following virtual addresses? 02056 OF1AA Decimal Hexadecimal Binary 10 100 101 110 1000 1001 1010 1011 1100 1101 1110 10 12 13 15Explanation / Answer
a
Size of each page = 213 = 8K
b
Max entries in Page Map table is 213 = 8K so that there is 1 to 1 mapping for each page
c
02056
= 0000 0010 0000 0101 0110
Page: 0000001
Displacement: 0000001010110
0F1AA
0000 1111 0001 1010 1010
Page: 0000111
Displacement: 1000110101010
Related Questions
Navigate
Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.