Consider the following page reference string 1 2 34 12 3 4 1 2 3 41 21 2 3 1. Which of the following statements are correct? I. The number of page faults using FIFO and LRU will be same using 3 empty frames. II. The number of page faults using optimal page replacement algorithm and LRU will be same using 3 empty frames. The number of page faults using optimal page replacement algorithm will be same using 3 empty frames and 2 empty frames. IV. The number of page faults using FIFO, LRU and optimal page replacement algorithm will be same using 4 empty frames. III. (A)I and II (B) I and IV (C)I, III and IV (D)I, II and III
Consider the following page reference string 1 2 34 12 3 4 1 2 3 41 21 2 3 1. Which of the following statements are correct? I. The number of page faults using FIFO and LRU will be same using 3 empty frames. II. The number of page faults using optimal page replacement algorithm and LRU will be same using 3 empty frames. The number of page faults using optimal page replacement algorithm will be same using 3 empty frames and 2 empty frames. IV. The number of page faults using FIFO, LRU and optimal page replacement algorithm will be same using 4 empty frames. III. (A)I and II (B) I and IV (C)I, III and IV (D)I, II and III
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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Transcribed Image Text:Consider the following page reference string 1 2 3412 341 2 3 4 1 21 2 3 1.
Which of the following statements are correct?
The number of page faults using FIFO and LRU will be same using 3 empty frames.
П.
I.
The number of page faults using optimal page replacement algorithm and LRU will be
same using 3 empty frames.
The number of page faults using optimal page replacement algorithm will be same
using 3 empty frames and 2 empty frames.
The number of page faults using FIFO, LRU and optimal page replacement algorithm
will be same using 4 empty frames.
II.
III.
IV.
(A)I and II
(B)I and IV
(С)I, II and IV
(D)I, II and III
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