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123) The table shows the page numbers, time of last used and reference bits of pages when current virtual time is 1000 msec. If age limit T-250 msec, which page/pages would be excluded from the working set according working set page replacement algorithm? Page Number Page 1 Page 2 Page 3 Page 4 Page 5 Page 6 Page 7 Time Last Used (msec) 900 810 745 845 950 790 610 Referenced Bit 0 1 0 1 1 1 0 A) Page7 and Page6 B) Page7 C) Page6 D) Page3 and Page7 E) Page3 page1 1000-900-100, page3 1000-745-255, page7 1000-610-390

123) The table shows the page numbers, time of last used and reference bits of pages when current virtual time is 1000 msec. If age limit T-250 msec, which page/pages would be excluded from the working set according working set page replacement algorithm? Page Number Page 1 Page 2 Page 3 Page 4 Page 5 Page 6 Page 7 Time Last Used (msec) 900 810 745 845 950 790 610 Referenced Bit 0 1 0 1 1 1 0 A) Page7 and Page6 B) Page7 C) Page6 D) Page3 and Page7 E) Page3 page1 1000-900-100, page3 1000-745-255, page7 1000-610-390

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Operating systems Page replacement algorithm
123) The table shows the page numbers, time of last used and reference bits of pages when current virtual time is 1000 msec. If age limit T-250 msec, which page/pages would be excluded from the working set according working set page replacement algorithm? Page Number Page 1 Page 2 Page 3 Page 4 Page 5 Page 6 Page 7 Time Last Used (msec) 900 810 745 845 950 790 610 Referenced Bit 0 1 0 1 1 1 0 A) Page7 and Page6 B) Page7 C) Page6 D) Page3 and Page7 E) Page3 page1 1000-900-100, page3 1000-745-255, page7 1000-610-390
Transcribed Image Text:123) The table shows the page numbers, time of last used and reference bits of pages when current virtual time is 1000 msec. If age limit T-250 msec, which page/pages would be excluded from the working set according working set page replacement algorithm? Page Number Page 1 Page 2 Page 3 Page 4 Page 5 Page 6 Page 7 Time Last Used (msec) 900 810 745 845 950 790 610 Referenced Bit 0 1 0 1 1 1 0 A) Page7 and Page6 B) Page7 C) Page6 D) Page3 and Page7 E) Page3 page1 1000-900-100, page3 1000-745-255, page7 1000-610-390
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