This subsystem forms an interface between Application programs and print device of the system. The default name of the spooler program is $SYSTEM.SYSTEM.CSPOOL. Features of Spooler Subsystem are: Continuous Operation. Flexible Routing. Components of Spooler are: Spooler supervisor – Monitors and communicates with other programs. Collectors – Accepts output from applications and store it on disk. Spoolcom – Command utility for spooler used for monitoring and controlling the spooler subsystem. Peruse – It’s a means for monitoring and changing jobs. Font – To create FONTS. FASTP – Default Print process released with Spooler. Print Processes – Retrieve the output stored on the disk and printRead More →

FUP is an utility program for Tandem which is used to manage disk files and non disk devices like printers, terminals and tapedrives. FUP can be interactively started by entering command FUP on TACL prompt. There are lot of FUP commands which are self explanatory by checking help in FUP. Some of the Basic Commnds: CREATE – File Creation. ALTER – Modifying file attributes. COPY – Copies file. DUP – Duplicates file. PURGE – Purges the file. PURGEDATA – purges the data from the file. INFO – Gives the information about the file. SECURE – Changes the security, R, W, E , P. LISTOPENS –Read More →

COBOL is an acronym which stands for Common Business Oriented Language. Structure of COBOL Program. Program Divisions Sections – Block of code made up of one more paragraphs. Paragraphs – Block of code made up of one or more sentences. Sentences – Consists of one or more statements and is terminated by full stop. Statements – Consists of COBOL verb and an operand or operands. Words – Reserved, User Defined, Literals, Data Names. There are four divisions in COBOL: IDENTIFICATION DIVISION – Identifies Program Program-ID. <name>. ENVIRONMENT DIVISION – Define computer used, defines files Configuration Section. Source-Computer. T16. Object-Computer. T16. Input-Output Section. File-Control SELECT INFILERead More →

TAL is a high level language that works efficiently with TANDEM NSK hardware to provide OPTIMAL OBJECT PROGRAM performance. Features of TAL: Procedures / Sub procedures / Functions Private data area Recursion Parameters Data types Data sets NonStop process pair programming Pointers Data operations Bit operations Standard functions Compiler Directives Modular Programming Mixed language programming Embedded SQLRead More →