UUNNEESSCCOO-NIGERIA TECHNICAL &            
                                       VOCATIONAL EDUCATION 
                                  RREEVVIITTAALLIISSAATTIIOONN  PPRROOJJEECCTT-PHASE II 
                                                     
             
                                                    
                               NNAATTIIOONNAALL  DDIIPPLLOOMMAA  IINN 
                            CCOOMMPPUUTTEERR TECHNOLOGY 
     
                                                    
             
                                                                              
                                                     
                                                     
                                                                                       
                                                     
                                                     
                                                     
                                                     
                             SSyysstteemm    PPrrooggrraammmmiinngg 
                                                    
                                                     
                                 CCOOUURRSSEE  CCOODDEE: COM 212 
                                                    
             
             
                                                          VVEERRSSIIOONN    11        DDEECCMMBBEERR  22000088 
                                                                                    Page | 1  
             
                 
                TABLE OF CONTENTS 
                 
                WEEK 1  CONCEPTS OF SYSTEM PROGRAMMING 
                 
                Brief overview  of System programming …………………………………5 
                Definition of Assembler                           …………………………………6                     
                Types of Assemblers and loaders            ………………………………….7 
                Definition and examples of Assemblers  ………………………………….8 
                 
                WEEK 2   Operating System: 1-pass and 2-pass 
                 
                OS definition                                            ………………………………….10   
                1-pass assembler                                       ………………………………….11 
                2-pass assembler                                      …………………………………..13 
                 
                WEEK 3:    Assembly Functions 
                 
                Basic Assembler Functions                     …………………………………..17 
                Assembler directives                               …………………………………..17 
                 
                WEEK  4    Basic Elements of and Assembly Program 
                 
                 
                Basic Elements                           ……………………………………20 
                Op code                                 ………………………………….....21 
                Instruction cycle                      ……………………………………..22 
                Types of Instructions                 ……………………………………...22 
                 
                 
                WEEK 5   Sample Program Example 
                 
                Program example and solution          ……………………………………..26 
                Local labels                          ……………………………………..30 
                Examples of Local labels              ……………………………………..32 
                Symbol Table                          …………………………………… .32 
                 
                WEEK  6   Assembler Functions 
                 
                Functions of an assembler             ……………………………………. 33 
                Assembler Modules                     ……………………………………. 34 
                Lexical Analysis                      ……………………………………. 35 
                Pass-1 module                         ……………………………………. 35 
                Pass-2 module                         ……………………………………..35 
                Main Program                          ……………………………………..35 
                Communicating between modules         ……………………………………..36 
                                                                                                           Page | 2  
                 
                  
                  
                 WEEK   7   Interpretation, Translation, Compilation 
                  
                 Interpretation                           ……………………………………38 
                 Byte code Interpreter                    ……………………………………38 
                 Compiler                                 ……………………………………40 
                 Compiler Output                          ……………………………………41 
                 Compiler vs Interpreter                  ……………………………………41 
                 One-pass vs Multipass compiler        …………………………………….41 
                 Just-in-time compilation                 ……………………………………42 
                  
                  
                 WEEK   8     Front End and Back End 
                  
                 Front end                                ……………………………………43 
                 Back end                                 ……………………………………44 
                 Concepts of tokens                       ………………………………… ...45 
                  
                 WEEK 9   Error Checking, Utilities, Libraries 
                  
                 Error Checking                           ……………………………………47 
                 Perror                                   ……………………………………47 
                 Assert                                   ……………………………………48 
                 Libraries in Computing                   ……………………………………49 
                 Types of Libraries                       ……………………………………49 
                  
                 WEEK  10   Operating Systems: Importance, Uses, Types 
                  
                 OS in hierarchy                          ……………………………………54 
                 Functions of OS                          ……………………………………55 
                 OS for PCs                               ………………………………….. .56 
                 MS Dos                                   ……………………………………56 
                 MS Windows                               ……………………………………57 
                  
                 WEEK   11   OS Services 
                  
                 OS services                              ……………………………………59 
                  
                 WEEK   12    I/O Buffering and Files 
                  
                 I/O Buffering                            ……………………………………61 
                 Files devices                            ……………………………………61 
                 Spooling                                 ……………………………………60 
                  
                  
                                                                                                                   Page | 3  
                  
                WEEK  13   Interrupts 
                 
                Interrupts                              ………………………………….64 
                Interrupts handler                      ………………………………...  68 
                 
                WEEK   14   Multiprogramming, Multitasking, Multiprocessing 
                 
                Batch processing                         ………………………………… 70 
                Time sharing                            ………………………………… 70 
                Real time OS                            ………………………………….70 
                Network OS                               ………………………………     72 
                Examples of networks OS                  ………………………………..   74 
                 
                                          
                 
                WEEK  15    Review of Important Concepts………………………… ..76 
                 
                 
                 
                 
                 
                 
                 
                 
                 
                 
                 
                 
                 
                 
                 
                 
                 
                 
                 
                 
                 
                 
                 
                 
                 
                 
                 
                 
                 
                 
                                                                                                                Page | 4