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151

Addressing mode

lea asked in Operating System Jun 12, 2023

by lea

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152

Calcutta University Btech CSE Question Paper 4th Endsem
(a) Draw the precedence graph with the following precedence relation: S1→ S2; S1→ S3; S1→ S4; S2 → S5; S3→ S5; S4 → S6; S5 → S6 Now suppose that we add the edge (S2, S4) to the graph. (i) Can this new precedence ... statement? If so, show how, if not, explain why? (ii) How can this precedence graph be expressed if semaphores are also used?

sikkaBrown asked in Operating System Jun 10, 2023

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153

Paging , performance of paging w.r.t to space
Consider a System using Paging technique with an Address Space of65,536 Bytes. The Page Size in this System is 4096 Bytes. The Program Consists of Text, Data and Stack Sections as per the specifications given below: Text: 32,768 Bytes Data ... Address Space? b)What is the Maximum Page Size in Bytes such that the Program Fits in the Given Address Space?

sumantsingh_ asked in Operating System Jun 4, 2023

by sumantsingh_

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154

UGCNET CSE December 2022: 70
Match $\text{List I}$ with $\text{List II}$ $\text{List I}$ $\text{List II}$ $\text{A}$. IPC $\text{I}$. Resource Allocation $\text{B}$. Demand Paging $\text{II}$. Computational speedup $\text{C}$. Banker's Algorithm $\text{III}$ ... $2[39578]) 2$ (Option $3 [39579]) 3$ (Option $4 [39580]) 4$ Answer Given by Candidate: $2$

admin asked in Operating System May 20, 2023

by admin

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155

Assignment from college
Consider a disk with N tracks numbered from 0 to (N - 1) and assume that requested sectors are distributed randomly and evenly over the disk. We want to calculate the average number of tracks traversed by a seek. a) Calculate the probability of a seek of length ... )(2n+1)/6. d) Show that for large values of N, the average number of tracks traversed by a seek approaches N/3

nij padariya asked in Operating System May 16, 2023

by nij padariya

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156

Synchronization problem on single processor cpu
Consider the following multi threaded code. volatile static int flag1= 0, flag2= 0; // code for thread 1 (or T1) flag1 = 1; if (flag2==0) code1(); // end of code for T1 // code for thread 2 (or T2) flag2 = 1; if ( ... (). no method is invoked. both methods cannot be invoked! Also, what will be the answer if we remove the volatile type from the flags.

dd asked in Operating System May 14, 2023

by dd

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157

In the UNIX environment what happens in the following three cases as shown in Fig. 1.

tenjela asked in Operating System May 11, 2023

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Recent questions tagged operating-system