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Sub-Systems of an Information system: EDP/MIS/DSS. Electronic data processing (EDP) Electronic data processing is also known as EDP, a frequently used term for automatic information processing. It uses the computers to collect, manipulate, record, classification and to summarize data. EPD can be described as the processing of data using electronic means such as computers, calculators, servers and … Read more
Procedural, Object-oriented and event driven Programming Languages (Visual Basic). Procedural Programming : Procedural Programming can be defined as a programming model which is derived from structured programming, based upon the concept of calling procedure. Procedures, also known as routines, subroutines or functions, simply consist of a series of computational steps to be carried out. During … Read more
what is Visual Basic? Visual and non-visual programming. What is VB? Visual Basic is a third-generation event-driven programming language first released by Microsoft in 1991. It evolved from the earlier DOS version called BASIC. BASIC means Beginners’ All-purpose Symbolic Instruction Code. Since then Microsoft has released many versions of Visual Basic, from Visual Basic 1.0 to the final version Visual Basic 6.0. … Read more
Types of Information in MIS. Information contains an element of surprise, reduces uncertainty and triggers off action, The information can be classified into three types : 1. Environmental Information : Environmental information requirement can be further classified and described as follows: Government Policies : Information about government policies or financial and tax affairs, political stability, etc. is required and … Read more
BCA 5th Semester Syllabus BCA – 303 : Data Communication and Networking UNIT – I Introduction to Computer Communications and Networking Technologies; Uses of Computer Networks; Network Devices, Nodes, and Hosts; Types of Computer Networks and their Topologies; Network Software: Network Design issues and Protocols; Connection-Oriented and Connectionless Services; Network Applications and Application Protocols; … Read more
BCA 5th Semester Syllabus BCA-302: Computer Graphics UNIT – I Graphics Primitives: Introduction to computer graphics, Basics of Graphics systems, Application areas of Computer Graphics, overview of graphics systems, video-display devices, and raster-scan systems, random scan systems, graphics monitors and workstations and input devices. Output Primitives: Points and lines, line drawing algorithms, mid-point circle and … Read more