OBJECT-ORIENTED ANALYSIS AND DESIGNWith application 2nd phần 1 ppt

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Ngày tải lên: 13/07/2014, 16:20

... rate of price decrease. 0 10 20 30 40 50 60 70 80 19 78 19 79 19 80 19 81 1982 19 83 19 84 19 85 19 86 19 87 19 88 19 89 19 90 19 91 1992 19 93 19 94 19 95 16 KB 64 KB 256 KB 1 MB 4 MB 16 MB Final chip cost Year ... page 49. Data from SPEC [19 94]. Computer A Computer B Computer C Program P1 (secs) 1 10 20 Program P2 (secs) 10 00 10 0 20 Total time (secs)...

Ngày tải lên: 07/08/2014, 23:20

... ((PC+4) 2 25 ) ≤ name < ((PC+4) +2 25 ) JAL name Jump and link Regs[R31]←PC+4; PC←name; ((PC+4) 2 25 ) ≤ name < ((PC+4) +2 25 ) JALR R2 Jump and link register Regs[R31]←PC+4; PC←Regs[R2] JR ... 1.3% 2% load imm 2. 2% 0 .2% 2. 2% 0.9% 1% cond branch 8.0% 10.1% 11.7% 9.3% 2. 6% 8% jump 0.9% 0.4% 0.4% 0.1% 0% call 0.5% 1.9% 0.3% 1% return, jmp ind 0.6% 1.9% 0.3% 1% shift 2...

Ngày tải lên: 07/08/2014, 23:20

... F10,-16(R1) LD F 14, - 24( R1) LD F18,-32(R1) LD F22, -40 (R1) ADDD F4,F0,F2 ADDD F8,F6,F2 LD F26, -48 (R1) ADDD F12,F10,F2 ADDD F16,F 14, F2 ADDD F20,F18,F2 ADDD F 24, F22,F2 SD 0(R1),F4 SD -8(R1),F8 ADDD ... State Destination Value 1NoLD F6, 34( R2) Commit F6 Mem[ 34+ Regs[R2]] 2NoLD F2 ,45 (R3) Commit F2 Mem [45 +Regs[R3]] 3 Yes MULTD F0,F2,F4 Write result F0 #2 x Regs[F4] 4 Yes SUBD F8,...

Ngày tải lên: 07/08/2014, 23:20

... Empirical studies on the nature and causes of software failures may be found in van Genuchten [H 19 91] , Guindon, et. al. [H 19 87] and Jones [H 19 92]. Simon [A 19 62, 19 82] are the seminal references ... described in the classic works by Brooks in [H 19 75] and [H 19 87]. Glass [H 19 82], the Defense Science Board [H 19 87], and the joint Service Task Force [H 19 8...

Ngày tải lên: 12/08/2014, 21:21

... that may properly be called object-oriented. The Bibliography provides an extensive list of references to these and other applications. Object-oriented analysis and design may be the only ... 1986], and Kim and Lochovsky [F 1989] offer extended coverage of these topics. Object-oriented design methods were first introduced by Booch [F 1981, 19 82, 1986, 1987, 1989]. Obje...

Ngày tải lên: 12/08/2014, 21:21

... Classification Classification and Object-Oriented Development The identification of classes and objects is the hardest part of object-oriented analysis and design. Our experience shows ... one of the speaker cabinets [ 53] . Coupling with regard to modules is still applicable to object-oriented analysis and design, but coupling with regard to classes and objects...

Ngày tải lên: 12/08/2014, 21:21

... described in detail by Michalski and Stepp [A 1983, 1986], Peckham and Maryanski U 1988], and Sowa [A 19 84] . Domain analysis, an approach to finding key abstractions and mechanisms by examining ... systems" [40 ]. Domain analysis may be applied across similar applications (vertical domain analysis) , as well as to related parts of the same application (horizontal d...

Ngày tải lên: 12/08/2014, 21:21

... Apply the classical approach to object-oriented analysis (page 155 ) to generate a set of candidate classes and objects. Early in the life cycle, tangible things and the roles they play are good ... generation and reverse engineering. Figure 5- 27 is a refinement of Figure 5- 25, and includes some of these adornments, which are similar to the icons we used to represent phy...

Ngày tải lên: 12/08/2014, 21:21

... [F 19 86, 1993], Hines and Unger [G 19 86] , Jacobson [F 1985], Jamsa [F 1984], Kadie [F 19 86] , Masiero and Germano [F 1988], Nielsen [F 1988], Nies [F 19 86] , Railich and Silva [F 1987], and Shumate ... management systems, artificial intelligence, and command and control, each of which involves its own unique set of problems. Because our focus is on analysis and design...

Ngày tải lên: 12/08/2014, 21:21

... synchronization, deadlock, livelock, and race conditions are discussed in detail in Hansen [H 1 977 ], Ben-Ari [H 1982], and Holt et al. [H 1 978 ]. Mellichamp [H 1983], Glass [H 1983], and Foster [H 1981] offer ... collections (such as bags and sets), while others behave like sequences (such as deques and stacks). Also, some structures permit structural sharing (such as graphs, l...

Ngày tải lên: 12/08/2014, 21:21

... tracking and responding to a mouse action, responding to a menu command, saving and restoring the state of an application, printing, editing (including cutting, copying, clearing, and pasting), ... reading, and writing of the screen information, window management, keyboard, and mouse handling.” ã Business logic The part of an application that uses information from the user...

Ngày tải lên: 12/08/2014, 21:21

... Message translation and verification occur in virtually all command and control systems. Plinta, Lee, and Rissman [C 198 9] provide an excellent discourse on the issues, and offer the design ... fuel- efficient throttle and brake settings that are consistent with the desired schedule and safety concerns. Suggested throttle and brake settings, track profile and grade, and t...

Ngày tải lên: 12/08/2014, 21:21

... Hecht, A., Tryon, D., and Hywari, W. September 1988. Object-Oriented Analysis: Theory and Practice, Course Notes, in Object-Ollented Programming Systems, Languages, and Applications. San Diego, ... H., Linger, R., and Hevner, A. 1986. Principles ofInfonnation System Design andAnalysis. Orlando, FL: Academic Press. [31] Jackson, M. 1975. Principles ofProgram Design. Orlando,...

Ngày tải lên: 12/08/2014, 21:21