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  2. List of DOS commands - Wikipedia

    en.wikipedia.org/wiki/List_of_DOS_commands

    Another important use of the echo command is to toggle echoing of commands on and off in batch files. Traditionally batch files begin with the @echo off statement. This says to the interpreter that echoing of commands should be off during the whole execution of the batch file, thus resulting in a "tidier" output (the @ symbol declares that this ...

  3. Spreadsheet - Wikipedia

    en.wikipedia.org/wiki/Spreadsheet

    The results of a formula (example "=A1*B1") applies only to a single cell (that is, the cell the formula is located in—in this case perhaps C1), even though it can "extract" data from many other cells, and even real-time dates and actual times.

  4. Microsoft Excel - Wikipedia

    en.wikipedia.org/wiki/Microsoft_Excel

    Excel Mobile is a spreadsheet program that can edit XLSX files. It can edit and format text in cells, calculate formulas, search within the spreadsheet, sort rows and columns, freeze panes, filter the columns, add comments, and create charts.

  5. Data validation - Wikipedia

    en.wikipedia.org/wiki/Data_validation

    The batch total is entered and the computer checks that the total is correct, e.g., add the 'Total Cost' field of a number of transactions together. Cardinality check Checks that record has a valid number of related records. For example, if a contact record is classified as "customer" then it must have at least one associated order (cardinality ...

  6. AUTOEXEC.BAT - Wikipedia

    en.wikipedia.org/wiki/AUTOEXEC.BAT

    AUTOEXEC.BAT is a system file that was originally on DOS-type operating systems.It is a plain-text batch file in the root directory of the boot device.The name of the file is an abbreviation of "automatic execution", which describes its function in automatically executing commands on system startup; the filename was coined in response to the 8.3 filename limitations of the FAT file system family.

  7. Batch processing - Wikipedia

    en.wikipedia.org/wiki/Batch_processing

    The batch size refers to the number of work units to be processed within one batch operation. Some examples are: The number of lines from a file to load into a database before committing the transaction. The number of messages to dequeue from a queue. The number of requests to send within one payload.

  8. Control character - Wikipedia

    en.wikipedia.org/wiki/Control_character

    Printing control characters were first used to control the physical mechanism of printers, the earliest output device. An early example of this idea was the use of Figures (FIGS) and Letters (LTRS) in Baudot code to shift between two code pages. A later, but still early, example was the out-of-band ASA carriage control characters. Later ...

  9. Computer program - Wikipedia

    en.wikipedia.org/wiki/Computer_program

    For example, function read_part_number_update_employee_record(). Communicational Cohesion: A module has communicational cohesion if it performs multiple closely related functions. For example, function read_part_number_update_sales_record(). Informational Cohesion: A module has informational cohesion if it performs multiple functions, but each ...