... 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...
... and
is the unit of work in a modern time-sharing system. Such a system consists of a collection
of processes: Operating- system processes executing system code and user processes executing
user code. ... errors possible on a system.
3.7 What is the purpose of system calls?
Answer: System calls allow user-level processes to request services of the operating sys-
tem.
3.8 Using system calls, write ... more
reliable operating system.
3.13 What is the main advantage for an operating- system designer of using a virtual-machine
architecture? What is the main advantage for a user?
Answer: The system is...
... Gagne â2005
Operating SystemConcepts - 7
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Process in Memory
Process in Memory
3.39
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Diagram of Process State
Diagram of Process State
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Representation of Process Scheduling
Representation of Process Scheduling
3.42
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Operating System Concepts...
... 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 operatingsystem 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)
{
...
... 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;...
... Examples 37
Required Software 37
Java Platform, Standard Edition 37
Java EE 6 Software Development Kit 38
Contents
The Java EE6Tutorial:Basic Conceptsvi
Download from www.wowebook.com
www.it-ebooks.info
... 6Tutorial:Basic Concepts8
Download from www.wowebook.com
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ptg
Preface
This tutorial is a guide to developing enterprise applications for the Java Platform,
Enterprise Edition 6 (Java ... 6) using GlassFish Server Open Source Edition.
Oracle GlassFish Server, a Java EE compatible application server, is based on GlassFish
Server Open Source Edition, the leading open-source and open-community...
... 106
Contents
The Java EE 6Tutorial:Basic Conceptsviii
Download from www.wowebook.com
www.it-ebooks.info
ptg
The Java EE 6 Tutorial
Basic Concepts
Fourth Edition
Eric Jendrock, Ian Evans, Devika ... implemented by the developer
■
The standard system services provided by the Java EE platform
The developer can rely on the platform to provide solutions for the hard systems-level
problems of developing ... Extensions
(JMX).
Preface
xxiii
Download from www.wowebook.com
www.it-ebooks.info
ptg
The Java EE 6 Tutorial
Basic Concepts
Fourth Edition
www.it-ebooks.info
ptg
Application clients directly access enterprise beans running...
... an assignment.
Changes in the SeventhEdition
Here is an overview of what is new in the seventhedition of the book:
ã Among several changes in this seventhedition is its new, more contemporary ... supplements that accompany College
Writing Skills with Readings, Seventh Edition.
Acknowledgments
Reviewers who have contributed to this edition through their helpful comments include
Kristine R. ... 157,000 word choices.
ã Merriam-Webster's Collegiate Dictionary and Thesaurus, Electronic Edition (ISBN 0-
07-310070-6) Available on CD-ROM, this online dictionary contains thousands of...
... 2002
1.1
Operating System Concepts
Chapter 1: Introduction
■ What is an Operating System?
■ Mainframe Systems
■ Desktop Systems
■ Multiprocessor Systems
■ Distributed Systems
■ Clustered System
■ ... 2002
2.9
Operating System Concepts
Device-Status Table
xiv Contents
Chapter 3 Operating- System Structures
3.1 System Components 55
3.2 Operating- System Services 61
3.3 System Calls 63
3.4 System Programs ... an Operating System? 3
1.2 Mainframe Systems 7
1.3 Desktop Systems 11
1.4 Multiprocessor Systems 12
1.5 Distributed Systems 14
1.6 Clustered Systems 16
1.7 Real-Time Systems 17
1.8 Handheld Systems...
... â2005
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Mirror Set on Two Drives
Mirror Set on Two Drives
C.12
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File I/O
File I/O
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Volume ... â2005
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Stripe Set on Two Drives
Stripe Set on Two Drives
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... aspects of system
z Loads operatingsystem kernel and starts execution
1.4
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What is an Operating System?
What ... Gagne â2005
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Interrupt Timeline
Interrupt Timeline
1.39
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Memory Layout for Multiprogrammed System
Memory Layout for Multiprogrammed System
1.22
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Operating System...
... â2005
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Layered Operating System
Layered Operating System
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Operating System Services
Operating System Services
One set of operating- system services provides functions ... 7
th
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UNIX System Structure
UNIX System Structure
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System Programs
System Programs
Provide...
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Many
Many
-
-
to
to
-
-
One Model
One Model
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Many
Many
-
-
to
to
-
-
Many Model
Many Model
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Single and Multithreaded Processes
Single and Multithreaded Processes
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Operating System Concepts...