trial version chapter 1 unix system overview

... Trang 1Computer System Overview Chapter 1 Trang 2Operating System• Exploits the hardware resources of one or more processors • Provides a set of services to system users • Manages ... enable/disable– Supervisor/user mode Trang 10Control and Status Registers• Condition Codes or Flags – Bits set by the processor hardware as a Trang 12Instruction CycleTrang 13Instruction Fetch and Execute ... Program counter is incremented after each fetch Trang 15Characteristics of a Hypothetical Machine Trang 16Example of Program ExecutionTrang 17• Processor grants I/O module authority to read from

Ngày tải lên: 09/01/2018, 12:01

... security system  an integrity system  a concurrency control system  a recovery control system  a user-accessible catalog  Database System = the Database + DBMS software Trang 16Database ... details: see [1,2]-chapter 1 Trang 17 DBMS components: Database Approach Trang 18Database Approach  Characteristics of the Database Approach:  Self-describing nature of a database system  Insulation ... & migration Heterogeneous DB Systems, Client/Server DBs, Multimedia DB Systems, Migrating Legacy DBs Layer 1: DB technologies DB Systems, Distributed DB Systems Networking, Mass Storage,

Ngày tải lên: 16/08/2016, 19:59

... Trang 1Operating System Overview Chapter 2 Trang 3– Allows computer system resources to be used in an efficient manner – Permit effective development, testing, and introduction of new system ... and accommodate as many uses as possible Trang 40Key Elements of Operating System Trang 41System Structure • View the system as a series of levels • Each level performs a related subset of functions ... extent in the Executive • Polymorphism Trang 63UNIX • Hardware is surrounded by the operating system software • Operating system is called the system kernel • Comes with a number of user services

Ngày tải lên: 09/01/2018, 12:01

... produce an unauthorized effect related goals? Trang 1127/08/2017 21• Prevents or inhibits the normal use or management of Trang 1227/08/2017 OSI 23Trang 13 The protection of transmitted data from passive ... Masquerade (Fabrication) Trang 1027/08/2017 19Transfer Rs.1000 to Darth Transfer Rs.1000 to Darth. • Involves the passive capture of a data unit and its subsequent Transfer Rs.10,000 to Darth • Some ... digits PINs are possible? Check the correct answer: 1,000 100,000 10,000 1,000,000 Trang 18 Prevents either sender or receiver from denying aTrang 19 To make these assurances, the content must be

Ngày tải lên: 26/10/2018, 16:39

... of Raw materials industry: 400   Trang 56a22 a23a32 a33 + a12.(−1)(1+2) a21 a23 a31 a33 + 3(−1)3+2 1 3 2 6 + 5(−1)3+3 1 2 2 4 ... column operation) Trang 48The method to find A−1A|I  −−−−−−−−−−−−−→row elementary operations I |A−1 Find the inverse of A Trang 4913 47 4 13 4 −114 −54 7 4 −5 4 −3 4   Trang 52Application ...    I1 − I2 + I3 = 03I1 + 2I2 = 72I2 + 4I3 = 8 Trang 21The flow of traffic through a network of streetsFind the traffic flows x1, x2, x3, x4 and x5 Trang 22System of linear equationsSystem

Ngày tải lên: 01/01/2022, 16:28

... Trang 1Chapter 1 Overview of Database Management System Trang 3Data and Information  Data: ◦ Raw facts that constitute building ... each section of Trang 14Objectives  Overview of DBMS  An Example  Characteristics of the Database  Advantages of using the DBMS approach Trang 15Database Management System  Objectives of ... data Trang 19People Interacting with Database Trang 20Objectives  Overview of DBMS  An Example  Characteristics of the Database  Advantages of using the DBMS approach Trang 21Advantages

Ngày tải lên: 15/05/2017, 11:13

... Trang 1Chapter 1 and 2 Computer System and Operating System Overview – The Evolution of Operating Systems – OS Objectives and Functions Trang 2Evolution of Operating Systems• It may ... 9MultiprogrammingTrang 10Time Sharing Systems• Multiple users simultaneously access the system through terminals Trang 11Batch Multiprogramming vs Time Sharing Trang 12Early Example: CTSS• Compatible ... evolution of Operating Systems • Stages include – Serial Processing – Simple Batch Systems – Multiprogrammed Batch Systems Trang 3Serial Processing (late 1940s to mid-1950s)• loading complier

Ngày tải lên: 30/01/2020, 02:42

... Trang 1Case Study 1: UNIX and LINUX Chapter 10 10.1 History of unix  10.2 Overview of unix  10.3 Processes in unix  10.4 Memory management in unix  10.5 Input/output in unix  10.6 The unix file system  ... Some important directories found in most UNIX systems Trang 30The  lstat  System Call Fields returned by the lstat system call Trang 32UNIX File System (1) Disk layout in classical UNIX systems Trang 33UNIX File System (2) ... 22UNIX  I/O (1) Some of the fields of a typical cdevsw table Trang 23UNIX  I/O (2) The UNIX I/O system in BSD Trang 24Streams An example of streams in System V Trang 25The UNIX File System (1)

Ngày tải lên: 30/01/2020, 04:43

... Information Providers, Database Systems, OLTP Trang 171.2 Các khái niệm  1.2.1 Khai phá dữ liệu (data mining)  1.2.2 Các tác vụ khai phá dữ liệu (data Trang 181.2.1 Khai phá dữ liệu  Khai phá ... chương 1 của môn Khai phá dữ liệu của ngành Khoa Học Máy Tính Trang 5Chương 1: Tổng quan về khai phá dữ liệu  1.0 Tình huống  1.1 Quá trình khám phá tri thức  1.2 Các khái niệm  1.3 Ý ... khai phá dữ liệu  1.4 Ứng dụng của khai phá dữ liệu  1.5 Những vấn đề chính trong khai phá dữ liệu  1.6 Tóm tắt Trang 61.0 Tình huống 1 Người đang sử dụng thẻ ID = 1234 thật sự là chủ

Ngày tải lên: 20/05/2017, 21:32

... Trang 1BUSINESS NEGOTIATIONMr CHÂU THẾ HỮU – MBA International Business Administration Department 0907 414 021 chauthehuu@gmail.com Trang 2OVERVIEW OF NEGOTIATION CHAPTER 1 Trang 3In this chapter1. ...  Principled strategy Trang 133.1 The problemTrang 14Arguing over positions… Produces unwise agreements  Is inefficient  Endangers an ongoing relationship Trang 16Other cases When there are ... 2OVERVIEW OF NEGOTIATION CHAPTER 1 Trang 3In this chapter1. Overview on Negotiation 2. Types of negotiation 3. Principled negotiation Trang 51.1 Definitions Negotiate (v) to try to reach an agreement

Ngày tải lên: 19/10/2017, 17:09

... Trang 1Chapter 1Overview of Electronic Commerce Trang 2Learning Objectives1 Define electronic commerce (EC) and describe its various categories. ... information systems (IOSs) Communications system that allows routine transaction processing and information flow between two or more organizations intraorganizational information systems Trang 11The ... geographic distances Trang 13The EC Framework, Classification, and Content • An EC Framework—supports five policymaking Trang 14Exhibit 1.2 A Framework for Electronic Commerce Trang 17EC Classificationconsumer-to-business

Ngày tải lên: 09/01/2018, 09:07

... an aborted program Worse still, it could result in the entire system crashing 4 Chapter 1: BeOS Programming Overview An operating system with protected memory gives each running program its own ... is higher up in the hierarchy In Figure 1- 3, BView is derived from BHandler, BControl is derived from BView, and so forth 12 Chapter 1: BeOS Programming Overview Understanding the class hierarchies ... derived from the BApplication class—a class defined in the Application Kit Figure 1- 4 shows 14 Chapter 1: BeOS Programming Overview how the BApplication class fits into the inheritance hierarchy of...

Ngày tải lên: 26/01/2014, 07:20

... addresses (for example, 19 5 .1. 4.0, 19 5 .1. 5.0, 19 5 .1. 6.0, and 19 5 .1. 7.0) as a unique entry by specifying how many bits must be considered as significant (in our example, 19 5 .1. 4.0/22, which is each ... hardware, November 19 82 10 J Heinanen, R Govindan, RFC 17 35: NBMA Address Resolution Protocol (NARP), December 19 94 11 R Droms, RFC 15 41: Dynamic Host Configuration Protocol, October 19 93 12 P.V Mockapetris, ... Mankin, RFC 17 52: The Recommendation for the IP Next Generation Protocol, January 19 95 Overview 21 17 C Partridge, RFC 18 09: Using the Flow Label Field in IPv6, June 19 95 18 IAB, IESG, RFC 18 81: IPv6...

Ngày tải lên: 19/10/2013, 12:15

... Các thành phần hệ thống thông tin Các hệ thống tự động hoá Các giai đoạn phân tích, thiết kế 1. 1 Giới thiệu sơ lược số phương pháp     Phương Phương Phương Phương pháp pháp pháp pháp SADT ... cứu hệ thống tổ chức hệ thống thông tin tương ứng Phân tích chức Phân tích cấu trúc Lập trình 1. 2 Hệ thống kinh doanh   Định nghĩa Các thành phần hệ thống kinh doanh Định nghĩa  Hệ thống:...

Ngày tải lên: 25/12/2013, 05:16

... the electronic version of the Be Book, double-click on the Chapter document and scroll to the start of the BWindow class description 88 Chapter 3: BeOS API Overview Overview The Overview section ... chapters With the exception of the first chapter, which is a short introduction to the BeOS, each chapter describes the classes of one kit Chapter covers the classes of the Application Kit, Chapter ... work with in Chapter 6, Controls and Messages) include BCheckBox, BRadioButton, and BPictureButton 78 Chapter 3: BeOS API Overview Storage Kit All operating systems provide file system capabilities—without...

Ngày tải lên: 26/01/2014, 07:20

... including T1, DSL, and ISDN 21 Router Interfaces FastEthernet 0/0 MAC: 0c00-41cc-ae12 10 .1. 0 .1/ 16 FastEthernet 0/0 MAC: 0c00-3a44 -19 0a 19 2 .16 8 .1. 1/24 Serial 0/0 17 2 .16 .1. 1/24 Serial 0 /1 172 .16 .1. 2/24 ... RTC ARP Cache IP Address MAC Address 19 2 .16 8.4 .10 0B-20 Dest IP 19 2 .16 8.4 .10 Source IP 19 2 .16 8 .1. 10 Network 19 2 .16 8 .1. 0/24 19 2 .16 8.2.0/24 19 2 .16 8.3.0/24 19 2 .16 8.4.0/24 IP fields Data Trailer RTC ... link 38 19 2 .16 8.4 .10 Path Forwarding 19 2 .16 8 .1. 10 Layer Data Link Frame Dest MAC 00 -10 0B- 31 Source MAC 0A -10 00-20 Layer IP Packet Type 800 Dest IP 19 2 .16 8.4 .10 Source IP 19 2 .16 8 .1. 10 IP fields...

Ngày tải lên: 09/03/2014, 13:20

... Operating System Concepts – 7th Edition, Jan 12 , 2005 Asynchronous 1. 16 Silberschatz, Galvin and Gagne ©2005 Device-Status Table Operating System Concepts – 7th Edition, Jan 12 , 2005 1. 17 Silberschatz, ... Operating System Concepts – 7th Edition, Jan 12 , 2005 1. 5 Silberschatz, Galvin and Gagne ©2005 Four Components of a Computer System Operating System Concepts – 7th Edition, Jan 12 , 2005 1. 6 Silberschatz, ... Chapter 1: Introduction s What Operating Systems Do s Computer -System Organization s Computer -System Architecture s Operating -System Structure s Operating -System Operations...

Ngày tải lên: 13/05/2014, 00:36

... and changing it there, as shown in Figure 2 -11 I am creating a Customer table so I called my property Customer ID Figure 2 -11 Entity properties 23 CHAPTER ■ THE ENTITY DATA MODEL Notice also ... 2 -18 and 2 -19 One of the things you will notice in Figure 2 -19 is the toolbar used to Deploy the DDL with the appropriate database already selected Figure 2 -18 Generated DDL script Figure 2 -19 ... project ■ Note Code-only development is covered in Chapter 10 33 CHAPTER ■ THE ENTITY DATA MODEL 34 CHAPTER ■■■ The Entity Data Model Inside and Out Chapter introduced you to the different ways an...

Ngày tải lên: 18/06/2014, 17:20

... (Stock Market) 07 /18 /14 Financial Market _Chapter 1_ Overview of Financial Market 13 Financial Markets (cont.) Người cho thuê Người cho thuê 2C 2A 1B Người cung cấp Người cung cấp 1A 2D 1C 2B Người thuê ... 07 /18 /14 Financial Market _Chapter 1_ Overview of Financial Market 24 Financial Markets (cont.) - Thị trường tài tạo hội đầu tư đem lại lợi ích cho thành viên xã hội 07 /18 /14 Financial Market _Chapter ... Markets 07 /18 /14 Financial Market _Chapter 1_ Overview of Financial Market Financial Markets (cont.)  Concept of financial markets : - What is the market? - What is the financial market? 07 /18 /14 Financial...

Ngày tải lên: 18/07/2014, 13:16

... Memory Systems (2) 1. 18 False sharing of a page between two independent processes Network Operating System (1) 1- 19 General structure of a network operating system Network Operating System (2) 1- 20 ... transparency An overview of • DOS (Distributed Operating Systems) • NOS (Network Operating Systems) • Middleware Uniprocessor Operating Systems 1. 11 Separating applications from operating system code ... blocking a process Multicomputer Operating Systems (1) 1. 14 General structure of a multicomputer operating system Multicomputer Operating Systems (2) 1. 15 Alternatives for blocking and buffering...

Ngày tải lên: 09/08/2014, 11:21