Course OverviewThis curriculum introduces the IMS Database Manager and the IMS Transaction Manager (IMS TM). It also covers data entry databases (DEDBs) and expedited message handling (EMH). This curriculum consists of three Skill Builder courses:
14397 - IBM IMS Essentials Part 1: IMS Database ManagerCourse OverviewIn IBM IMS Essentials Part 1: Database Manager, you are introduced to the IMS Database Manager. IMS hierarchical databases are covered, and the Data Language/I (DL/I) function codes used to query and update the databases within application programs. You are introduced to database change logging and the various database recovery utilities used in IMS. Finally, you learn about IMS hierarchic access methods and about optimizing DL/I access methods. This course is current to IMS v.8, but generally applicable to v.7 and beyond.Learn To • To identify features of Information Management System (IMS) • To identify components of IMS • To identify advantages of a database • To identify features and functions of the application control block generation (ACBGEN) utility • To identify elements of a Data Language/I (DL/I) program • To identify the Common Business-Oriented Language (COBOL) code for defining a program communication block (PCB) mask • To identify parts of a Data Language/I (DL/I) database segment • To identify types of IMS hierarchic access methods • To identify features of the Hierarchical Sequential Access Method (HSAM) • To identify reasons for using a logical database • To identify characteristics of a secondary index • To identify reasons for using sparse indexing Audience The primary audience includes users who want a basic understanding of the IMS Database (IMS DB) and IMS Transaction Manager (IMS TM) products. Additionally, data processing individuals who work with an IMS system, whether Database (DB), Database/Data Communications (DB/DC), or Database Control Subsystem (DBCTL). Learners should be able to describe the fundamentals of data processing, including the function of operating systems, access methods and Job Control Language (JCL). These skills can be obtained from on-the-job experience. Accreditation NASBA credits: 4 CPE Credits CEU credits: 0.70 CEUs Total Learning Time 6 to 8 hours Objectives Unit 1: Introduction to IMS Database Manager 1.5 - 2 hours • Identify features of Information Management System (IMS) • Identify components of IMS • Identify advantages of a database • Identify features and functions of Data Language/I (DL/I) • Identify limitations of a traditional system • Identify benefits of a database environment • Match components of the IMS hierarchical database model with their descriptions • Identify impacts of adding an application in a database environment • Identify advantages of data independence • Identify features and functions of the database description generation (DBDGEN) utility • Identify features and functions of the program specification block generation (PSBGEN) utility Unit 2: IMS Database Handling 1.5 - 2 hours • Identify features and functions of the application control block generation (ACBGEN) utility • Identify elements of a Data Language/I (DL/I) program • Identify the Common Business-Oriented Language (COBOL) code for defining a program communication block (PCB) mask • Identify the key aspects of the application interface block (AIB) used to access a database • Identify parameters of a Data Language/I (DL/I) call • Identify features and functions of a segment search argument (SSA) • Identify links in the control-block relationships in Data Language/I (DL/I) • Identify uses of GET UNIQUE (GU) calls • Identify uses of GET NEXT(GN) calls • Identify requirements for updating, inserting, or deleting a segment • Identify functions of the database change accumulation utility used to consolidate database changes • Identify basic Data Language/I (DL/I) function codes • Identify functions of the database recovery utility • Identify the key aspects of Multiple Virtual Storage (MVS) access methods used to move data to buffers • Identify characteristics of a test Data Language/I (DL/I) DLT0 program • Identify circumstances when a database may need to be recovered • Identify functions of the Image Copy utility used to back up a database Unit 3: IMS Access Methods 1.5 - 2 hours • Identify parts of a Data Language/I (DL/I) database segment • Identify types of IMS hierarchic access methods • Identify features of the Hierarchical Sequential Access Method (HSAM) • Identify features of the Hierarchical Indexed Sequential Access Method (HISAM) • Identify considerations for migrating a Data Language/I (DL/I) database to a High Availability Large Database (HALDB) • Identify features and functions of the Generalized Sequential Access Method (GSAM) • Identify features and functions of a High Availability Large Database (HALDB) • Identify advantages of the Hierarchical Direct Access Method (HDAM) • Identify advantages of the Hierarchical Indexed Direct Access Method (HIDAM) Unit 4: Other DL/I Functions 1.5 - 2 hours • Identify reasons for using a logical database • Identify characteristics of a secondary index • Identify reasons for using sparse indexing • Identify characteristics of a variable-length segment • Identify advantages of segment compression 14398 - IBM IMS Essentials Part 2: IMS Transaction ManagerCourse OverviewIn IBM IMS Essentials Part 2: Transaction Manager, you learn about IMS Transaction Manager (IMS TM). The architecture and messages in IMS TM are introduced. You learn about the security issues and about protecting system integrity in IMS. In the IMS Transaction Message Processing section, both message and application processing are explained. Finally, Multiple Systems Coupling (MSC) and Intersystem Communication (ISC) are dealt with. This course is current to IMS v.8, but generally applicable to v.7 and beyond.Learn To • To match dependent region address spaces in the IMS Transaction Manager (TM) architecture with their functions • To identify functions of IMS system generation (IMSGEN) macros • To sequence the stages in the flow of a transaction message in a message processing program (MPP) • To identify factors that affect message scheduling • To identify performance-enhancing message processing region (MPR) options • To identify functions of Multiple Systems Coupling (MSC) • To identify features and functions of Data Communications Control (DCCTL) • To identify the key aspects of Intersystem Communication (ISC) message routing Audience The primary audience includes users who want a basic understanding of the IMS Database (IMS DB) and IMS Transaction Manager (IMS TM) products. Additionally, data processing individuals who work with an IMS system, whether Database (DB), Database/Data Communications (DB/DC), or Database Control Subsystem (DBCTL). Learners should be able to describe the fundamentals of data processing, including the function of operating systems, access methods and Job Control Language (JCL). These skills can be obtained from on-the-job experience. Accreditation NASBA credits: 4 CPE Credits CEU credits: 0.70 CEUs Total Learning Time 6 to 8 hours Objectives Unit 1: IMS TM 2 - 3 hours • Identify the key aspects of IMS security • Identify types of terminal and password security protection • Match system integrity features with their functions • Identify characteristics of an online log data set (OLDS) and a write-ahead data set (WADS) • Match Database Recovery Control (DBRC) configuration options with their functions • Identify considerations for using recovery control (RECON) data sets for log control • Identify functions of message queuing • Identify system information that is recorded on IMS logs • Match dependent region address spaces in the IMS Transaction Manager (TM) architecture with their functions • Identify functions of IMS system generation (IMSGEN) macros • Match types of messages with their descriptions • Identify functions of the Message Format Service (MFS) • Identify functions of the program specification block (PSB) in the Transaction Manager (TM) environment • Identify the effects of a terminal definition when a user attempts to connect to IMS • Identify functions of the master terminal operator (MTO) • Identify advantages of registering a database to Database Recovery Control (DBRC) • Identify the key aspects of the system checkpoint and restart processes • Identify the functions of the /RECOVER command options • Identify functions of Online Recovery Services (ORS) • Identify functions of program isolation • Match Online Recovery Services (ORS) components with their functions Unit 2: IMS Transaction Message Processing 2 - 3 hours • Sequence the stages in the flow of a transaction message in a message processing program (MPP) • Identify performance-enhancing message processing region (MPR) options • Identify functions of the IMSGEN APPLCTN and TRANSACT macros used to specify message processing • Sequence the stages in conversational processing • Identify features of a batch message processing (BMP) program • Identify factors that affect message scheduling • Identify the events that happen when transaction backout is invoked because a program abends • Sequence the processing steps of a message processing program (MPP) • Identify Data Language/I (DL/I) message calls • Identify guidelines for using the checkpoint/restart function of Data Language/I (DL/I) for batch programs • Identify features of IMS that support Java applications • Identify features and functions of IMS Connect • Identify features and functions of the MQSeries-IMS bridge • Identify functions of Advanced Program to Program Communications (APPC)/IMS • Identify characteristics of Open Transaction Manager Access (OTMA) Unit 3: IMS Distributed Processing 2 hours • Identify features and functions of Data Communications Control (DCCTL) • Identify the key aspects of Intersystem Communication (ISC) message routing between IMS and Customer Information Control System (CICS) • Identify functions of Multiple Systems Coupling (MSC) • Identify the key aspects of Intersystem Communication (ISC) message routing 14399 - IBM IMS Essentials Part 3: DEDBs, Advanced IMS Systems, and DB2Course OverviewIn IBM IMS Essentials Part 3: DEDBs, Advanced IMS Systems, and DB2, you learn about data entry databases (DEDBs) and expedited message handling (EMH). The Advanced IMS Systems section introduces DBCTL and the concept of data sharing in IMS. The Common Service Layer (CSL) architecture is explained. Finally, the relationship between IMS and DB2 is explained, including the IMS to DB2 attachmentThis course is current to IMS v.8, but generally applicable to v.7 and beyond. Learn To • To identify when Fast Path would be an appropriate technology to use • To identify the key aspects of Fast Path • To identify characteristics of a main storage database (MSDB) • To identify features and functions of the Database Control (DBCTL) subsystem as used by Customer Information Control System (CICS) applications • To identify the key aspects of Open Database Access (ODBA) • To identify data-sharing capabilities in IMS • To identify characteristics of a relational database • To identify functions of DB2 Interactive (DB2I) • To identify uses of the Query Management Facility (QMF) Audience The primary audience includes users who want a basic understanding of the IMS Database (IMS DB) and IMS Transaction Manager (IMS TM) products. Additionally, data processing individuals who work with an IMS system, whether Database (DB), Database/Data Communications (DB/DC), or Database Control Subsystem (DBCTL). Learners should be able to describe the fundamentals of data processing, including the function of operating systems, access methods and Job Control Language (JCL). These skills can be obtained from on-the-job experience. Accreditation NASBA credits: 4 CPE Credits CEU credits: 0.70 CEUs Total Learning Time 6 to 8 hours Objectives Unit 1: Fast Path 2 - 3 hours • Identify when Fast Path would be an appropriate technology to use • Identify the key aspects of Fast Path • Identify characteristics of a main storage database (MSDB) • Identify the key aspects of main storage database (MSDB) processing • Identify key aspects of data entry database (DEDB) implementation • Identify methods of managing a sequential dependent (SDEP) segment • Identify functions of a non recoverable data entry database (DEDB) • Identify functions of database partitioning • Identify features and functions of multiple area data sets (MADS) • Identify online data entry database (DEDB) utilities • Identify functions of high-speed sequential processing (HSSP) • Identify functions of the Virtual Storage Option (VSO) for Data Entry Databases (DEDBs) • Identify functions of a field call • Identify the functions and features of the expedited message handler (EMH) • Identify characteristics of a Fast Path terminal • Identify steps in the flow of a Fast Path potential transaction Unit 2: Advanced IMS Systems 2 - 3 hours • Identify features and functions of the Database Control (DBCTL) subsystem as used by Customer Information Control System (CICS) applications • Identify stages in the Extended Recovery Facility (XRF) process • Identify the key aspects of Remote Site Recovery (RSR) • Identify system management issues for multiple IMS systems • Match components of the Common Service Layer (CSL) architecture with their functions • Identify the key aspects of Open Database Access (ODBA) • Identify the key aspects of the shared queue support for Open Transaction Manager Access (OTMA) and Advanced Program to Program Communication (APPC) transactions • Identify data-sharing capabilities in IMS • Match Database Recovery Control (DBRC) share-level options with their descriptions • Identify benefits of using a shared queue Unit 3: IMS-DB2 Attachment 2 hours • Identify characteristics of a relational database • Identify functions of DB2 Interactive (DB2I) • Identify uses of the Query Management Facility (QMF) • Distinguish between the advantages of IMS and DB2 • Identify the key features of the IMS-DB2 Subsystem Attachment Facility • Identify components for defining programs and transactions for an IMS to DB2 connection • Identify the key aspects of IMS-DB2 transaction thread processing • Identify how security is implemented in an IMS-DB2 environment • Identify the features of data propagation • Identify the key aspects of the data propagation process |
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