To develop a conceptual understanding of fundamentals of data processing, data representation in computer systems and basics of database management systems
Data Processing Fundamentals: Introduction, Data, Information and Data Processing, Data structure, Need for Data Processing, Data Processing Cycle and Functions (data origination, capture, sorting, merging, calculating, summarizing, managing output-results, storing and retrieving), Methods of Data Processing, Applications of Data Processing, Advantages and Disadvantages of Electronic Data Processing. Computer Processing Techniques: Introduction, On line, Batch and Real time processing systems, Time sharing, Multi-Programming system, Multi-Processing system, Distributed data processing system
File structure: Files, Logical and physical file, Basic File Operations, Types of Files: Master, Transaction, Transfer, Work, Output, Reference, Dump, Security, Archival File Organization: Types of File Organizations (Unordered or heap or serial files, Ordered or sequential file, Hash file, Indexed Sequential, Direct access and Random files), File Performance Measures
Data Representation: Number Systems (Binary, Octal, Decimal, Hexadecimal), Computer Arithmetic Conversions, ‘+’, ‘-‘, ‘*’, ‘/’). Signed Number Representation in Binary Form, Codes: BCD, ASCII, Extended binary coded decimal interchange code, Excess-3, Gray Code, Error detecting and error correcting codes, Representation of characters, integers and fractions, binary and hexadecimal representations, Computer Arithmetic: Addition, subtraction, multiplication, division, simple arithmetic and two’s complement arithmetic, signed number representation, floating point representation of numbers.
Introduction to DBMS, File processing systems vs DBMS, Advantages of DBMS. Introduction to MS-Access: An Overview of Access, Access Tables, Data Types.
Data Entry: Add record, delete record, Update Record, Data Sort, Find/Replace, Filter/Select, Re-arrange Columns, Freeze Columns.
Edit Tables- Copy, Delete, Import, Modify table structure. Create a Table in an RDBMS
Introduction to Forms Types of Basic Forms: Columnar, Tabular, Datasheet, Main/Subforms, add headers and footers, Forms Wizard. Access Query & Filters.
Introduction to Reports, Types of Basic Reports: Single Column, Tabular Report Groups/Total, single table report preview report print report, Report Wizard.
Queries & Filter–Difference, Filter Techniques, SQL-DDL, DML, DCL.
Open Source Concepts: Proprietory and Open Source Software, Freeware, Shareware, FLOSS/FOSS, GNU,FSF, OSI,W3C