Transcript OPS234
IBC233 Lecture 1 Signing On (Lab 0) & Lab 1 Were you successful? Any problems ? Different types of Screens Menu List Command Entry Information Can you easily identify the different kinds of screens that you come across. OBJECTS LIBRARY -> MOHAMED OBJECT -> QRPGSRC (Source File holds all RPG programs) MEMBERS -> SALESPGM (Single program source) RECORDS -> Single line of code in program Objects have types or identifiers Library *LIB User Profile *USRPRF Program *PGM File *FILE Continued ... LIBRARY/OBJECT (*object type) ALLOWED MOHAMED/PAYROLL (*File) MOHAMED/PAYROLL (*Pgm) NOT ALLOWED MOHAMED/PAYROLL (*File) MOHAMED/PAYROLL (*File) System vs Subsystem System = ODIN Subsystem is a logical grouping of resources Types of Jobs Interactive Batch User Profile Same name as your User ID Stores your password Points to your Current Library Points to your default output queue Runs your startup programs and menus Points to the object that stores your default library list Lets you know the last time your signed on CL Syntax Command-name (space) parameter Commands that do not Require the Entry of Parameters WRKJOB WRKACTJOB WRKSBMJOB Keyword vs Positional Notation Keyword WRKOUTQ OUTQ(PRT01) CRTLIB LIB(MOHAMED) + TEXT(‘Mohameds Library’) Positional WRKOUTQ PRT01 CRTLIB MOHAMED *TEST ‘Mohameds Library’ Naming of Commands Based on English! Combination of Verb and Noun CRTLIB Create Library Naming of Commands cont’d Typically start with the following verbs: CL Verb English Description CALL GO CPY CRT DSP WRK Call Go to Copy Create Display Executes a program Executes a Menu Copies a file Creates an object Displays something about an object Works With Works with an object CL Commands cont’d Some typical nouns CL Noun English Description LIB LIBL OUTQ JOBQ Library Library List Output Queue Job Queue FD F USRPRF File Desc File User Profile Object that holds Objects List of Libraries for a Job Object that stores Spool Files Object that stores Batch Jobs to be processed Description of file Object that stores data Object that lists attributes about a Sign On Id CL Commands cont’d How do I find the exact syntax (including keywords) of a command? Answer:Use AS400 Menus Use AS400 Prompts (F4) by pressing F4 at a Command line by typing command and pressing F4 CL Commands cont’d AS400 Menus Menu Description MAIN PROGRAM MAJOR CMDCPY CMDDSP CMDWRK CMDLIB CMDMSG CMDOUTQ CMDUSRPRF Main Menu Programmers Menu Sorts Commands Copy Commands Display Commands Work With Commands Library Commands Message Commands Output Queue Commands User Profile Commands How do I find the Keywords to a command? Type the command and press F11 Library Lists Each job has an attached Library List Different Types of Libraries: System: IBM Supplied Product: Added automatically when an IBM product is used Current: Defined by an individual user ID User ID’s default Library User: Non-IBM Supplied Libraries Created by Business to organize programs, files, etc. Library List cont’d Determine where a Job finds Objects Library Lists cont’d Don’t rename or delete your current Library! When would you want to rename a Library? Before the Lab Reread Chapter 2 Print Lab 2 Before Next Class Do the Review Questions for Chapter 2 Read Chapter 3