6. Consider a demand-paging system with the following time-measured utilizations: BULLET points are ACCEPTABLE CPU utilization 20% Paging disk 97.7% Other I/O devices 5% Which (if any) of the following will (probably) improve CPU utilization? Yes or No and explain why or why not for EACH of the following: 1. Install a faster CPU. 2. Install a bigger paging disk. 3, Install more main memory to increase number of 4. examine the Paging algorithm being used pages frame

6. Consider a demand-paging system with the following time-measured utilizations: BULLET points are ACCEPTABLE CPU utilization 20% Paging disk 97.7% Other I/O devices 5% Which (if any) of the following will (probably) improve CPU utilization? Yes or No and explain why or why not for EACH of the following: 1. Install a faster CPU. 2. Install a bigger paging disk. 3, Install more main memory to increase number of 4. examine the Paging algorithm being used pages frame

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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Concept explainers

Fundamentals of memory

A collection of connected storage devices form the memory unit. It is a space to store data and instructions required for processing. Information is stored in a memory unit in the form of bits. There are two types of memory namely:

Question

6. Consider a demand-paging system with the following time-measured
utilizations: BULLET points are ACCEPTABLE
CPU utilization 20%
Paging disk 97.7%
Other I/O devices 5%
Which (if any) of the following will (probably) improve CPU utilization Yes or
No and explain why or why not for EACH of the following:
1. Install a faster CPU.
2. Install a bigger paging disk.
3, Install more main memory to increase number of pages frame
4. examine the Paging algorithm being used
8

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Assume we will compute C on a shared memory computer with a single core and a shared memory computer with four cores. Calculate the anticipated performance increase on the four-core computer, ignoring memory considerations.
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