WMBA 6080Technology Guide 2 1 CISM 3330 Technology Guide 2 – Computer Software

WMBA 6080Technology Guide 22 Interesting Quotes Hardware: The part of the computer that can be kicked. Jeff Pesis Software: The reason you want to kick the hardware. Brad Prince

WMBA 6080Technology Guide 23 What is Software? Computer program The sequences of instructions for the computer, which comprise software. Stored program concept. Stored software programs are accessed and their instructions are executed in the computer’s CPU, one after another. Allows a computer to perform multiple tasks

WMBA 6080Technology Guide 24 Types of Software System software The class of computer instruction that serve primarily as an intermediary between computer hardware and application programs; provides important self-regulatory functions for computer systems. Application software The class of computer instructions that direct a computer system to perform specific processing activities and provide functionality for users.

WMBA 6080Technology Guide 25 Types of Software System Software Hardware Application

WMBA 6080Technology Guide 26 Systems Software Operating system The main system control program supervises the overall operations of the computer allocates CPU time and main memory to programs provides an interface (GUI) between the user and the hardware. Windows 2000, XP, Vista MAC OS X Linux/UNIX

WMBA 6080Technology Guide 27 Functions of the Operating System Multitasking/ multiprogramming Multithreading Multiprocessing Virtual Memory Graphical User Interface Social Interface System Performance/Security Monitors

WMBA 6080Technology Guide 28 Application Software Proprietary Off-the-shelf application software Contract

WMBA 6080Technology Guide 29 Review Software Stored Program Concept System Software Manages, controls, and secures hardware and data Application Software Provides specific functionality to the end user Programming Languages