operating system principles 7th edition ppt

... three color components), and because it is a color system with which many program- mers and end users are familiar with (it’s common to several operating systems). The BeOS defines rgb_color as a struct ... StrokeRect(rect8); SetPenSize(12.0); StrokeRect(rect12); Shapes Be claims that the BeOS is an operating system for the graphics community. So it’s hoped that the BeOS makes it easy for programmers ... user clicks the mouse in the MyDrawView view, MouseDown() makes the system aware of the fact that the view needs updating, and the system invokes Draw(): void MyDrawView::MouseDown(BPoint point) { ...

Ngày tải lên: 26/01/2014, 07:20

... may not always fit within the confines of a view. Enter the scrollbar. The APIs for other operating systems that employ a graphical user interface include routines to work with scrollbars, but ... setting a view’s font to one of the global system fonts, but you can use SetFont() with any BFont object. Here, one view is having its font set to the global system font be_ plain_font, while another ... machine may have more than the three system fonts installed, your application shouldn’t make any font-related assumptions. You can’t be sure every user has a non -system font your application uses;...

Ngày tải lên: 26/01/2014, 07:20

... System Calls 62 2.4 Types of System Calls 66 2.5 System Programs 74 2.6 Operating- System Design and Implementation 75 2.7 Operating- System Structure 78 2.8 Operating- System Debugging 86 2.9 Operating- System ... Open-Source Operating Systems 43 1.13 Summary 47 Exercises 49 Bibliographical Notes 52 Chapter 2 Operating- System Structures 2.1 Operating- System Services 55 2.2 User and Operating- System Interface ... 1 Introduction 1.1 What Operating Systems Do 4 1.2 Computer -System Organization 7 1.3 Computer -System Architecture 12 1.4 Operating- System Structure 19 1.5 Operating- System Operations 21 1.6...

Ngày tải lên: 16/02/2014, 22:58

Ngày tải lên: 28/06/2014, 00:20

Ngày tải lên: 23/07/2014, 23:20

Ngày tải lên: 23/07/2014, 23:20

... Gutenberg License included with this eBook or online at www.gutenberg.net Title: A System of Logic: Ratiocinative and Inductive 7th Edition, Vol. I Author: John Stuart Mill Release Date: February 27, 2011 ... INVESTIGATION BY JOHN STUART MILL IN TWO VOLUMES VOL. I. SEVENTH EDITION LONDON: LONGMANS, GREEN, READER, AND DYER MDCCCLXVIII PREFACE TO THE FIRST EDITION. This book makes no pretence of giving to the ... perhaps, afford the means of conciliating the principles of the art with as much as is well grounded in the doctrines and objections of its assailants. A System of Logic: Ratiocinative and by John...

Ngày tải lên: 18/02/2014, 12:20

Ngày tải lên: 06/07/2014, 08:20

Ngày tải lên: 06/07/2014, 08:20

Ngày tải lên: 06/07/2014, 08:20

Ngày tải lên: 06/07/2014, 08:20

Ngày tải lên: 06/07/2014, 08:20

... network operating system. Just as a computer cannot operate without an operating system, a network of computers cannot operate without a network operating system. Every network operating system ... network operating system s manufacturer, a desktop computer’s networking software can be added either to the computer’s own operating system or be integrated with it. Network operating system ... mathematical calculation. A network operating system must also support multiple processors, clusters of disk drives, and data security features. Finally, a network operating system must be reliable and...

Ngày tải lên: 09/12/2013, 17:15

... Accept upgrade transfer from other hosts Enabled Actions [U] System XMODEM upgrade [D] Download test subsystem (XMODEM) [T] System TFTP upgrade [X] Exit to Main Menu Enter Selection: ... and Intermediate Routing v 3.0 - Lab 6.2.7a Copyright  2003, Cisco Systems, Inc. Lab 6.2.7a Managing Switch Operating System Files Objective • Create and verify a basic switch configuration. ... Configuration Menu is: Catalyst 1900 - Firmware Configuration System Information FLASH: 1024K bytes V8.01.00 : Enterprise Edition Upgrade status: No upgrade currently in progress. ...

Ngày tải lên: 24/01/2014, 19:20

... multithreaded operating system and a very efficient one. While programmers can explicitly create threads, much of the work of handling threads is taken care of behind the scenes by the operating system ... upgrade its operating system, it must take into account the millions of users that have a large invest- ment in software designed to run on the existing version of its operating system. So no ... with the system s ability to assign threads to processors based on the current load on each processor, makes for a system with very high performance. Preemptive Multitasking An operating system...

Ngày tải lên: 26/01/2014, 07:20

... the affected view invoking the BView hook function MouseDown(). Besides being the recipient of system messages, a window is also capable of receiving application-defined messages. This lets you ... window. When the user operates the control (typically by clicking on it, as for a button), the system passes the applica- tion-defined message to the window. How the window handles the message ... BWindow::MessageReceived(BMessage* message) { switch(message->what) { // handle B_KEY_DOWN and scripting-related system messages Figure 6-3. Message passed to parent class’s version of MessageReceived() message Application server MessageReceived() BWindow-derived version MessageReceived() BWindow version MessageReceived() BHandler version message message Checkboxes...

Ngày tải lên: 26/01/2014, 07:20

... interface standards are EIDE (Enhanced Integrated Drive Electronics) and SCSI (Small Computer System Interface). • EIDE has evolved over the years and has several variants, all of which have...

Ngày tải lên: 16/02/2014, 08:20

... The aims of this edition remain the same as those of previous editions: namely, to explain and discuss critically the general principles of the constitutional law and ... Britain by Creative Print & Design (Wales), Ebbw Vale General Principles of Constitutional and Administrative Law Fourth Edition John Alder Alconbury Developments v. Secretary of State for ... controversial issues. The law and its political foundations are constantly changing. Since the last edition in late 1999, litigants have begun to exploit the Human Rights Act 1998 in a variety of...

Ngày tải lên: 18/02/2014, 05:20

... property of a system or a system resource being accessible and usable upon demand by an authorized system entity, according to performance specifications for the system (i.e., a system is available ... vulnerabilities of attached operating systems and applications. This book surveys all of these technical areas. Cryptography and Network Security Principles and Practices, Fourth Edition 22 / 526 [Page ... Cryptosystem [View full size image] Cryptography and Network Security Principles and Practices, Fourth Edition 37 / 526 • Table of Contents • Index Cryptography and Network Security Principles...

Ngày tải lên: 18/02/2014, 08:20

... Bloy, D 2000 First edition 1994 Second edition 1996 Third edition 1997 Fourth edition 2000 All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted, ... Parry’s Principles of criminal law – 4th ed – (Principles of law series) 1 Criminal law – England 2 Criminal law – Wales I Title II Lanser, Denis III Bloy, Duncan J IV Parry, Philip V Principles of ... Singapore Cavendish Publishing Limited C P London • Sydney Bloy and Parry’s Principles of Criminal Law Fourth Edition Contents xiii 7.3 INTOXICATION 260 7.3.1 Specific and basic intent crimes...

Ngày tải lên: 18/02/2014, 12:20