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Application software packages


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Application software packages

  2. 2. OUTLINE • What is software? • Application software. • Overview of Application software. • Software Packages.
  3. 3. What is Software Software consists of computer programs that control the workings of the computer hardware (statements to the computer) and program documentation used to explain the programs to the user.
  4. 4. Principles of Information Systems, Eighth Edition 6 Why Learn About Software? • Software is indispensable for any computer system • Systems software needed for input, calculations, and output • Application software aids in productivity • Personal tasks using software – Income tax preparation – Keeping a budget – Internet research – Games
  5. 5. Overview of Software There are two basic types of software: • Systems Software is a set of programs that support the computer system by coordinating the activities of the hardware and the applications. Systems software is written for a specific set of hardware, most particularly the CPU. • Application Software is a set of programs that solve specific user-oriented problems.
  6. 6. Principles of Information Systems, Eighth Edition 9 Application Software • Application software: helps users solve particular problems • In most cases, application software resides on the computer’s hard disk • Application software can also be stored on CDs, DVDs, and flash or keychain storage devices
  7. 7. Principles of Information Systems, Eighth Edition 10 Application Software • Primary function is to apply the power of the computer to give individuals, workgroups, and the entire enterprise the ability to solve problems and perform specific tasks • Application programs interact with systems software; systems software then directs computer hardware to perform the necessary tasks
  8. 8. Types of Application Software In-house developed Contract Proprietary Software In-house developed Contract Customized Package Standard Package Off-the-shellf Software Application Software
  9. 9. Principles of Information Systems, Eighth Edition 12 Overview of Application Software (continued) Figure 4.13: Types of Application Software
  10. 10. Principles of Information Systems, Eighth Edition 13 Overview of Application Software • Proprietary software: one-of-a-kind program for a specific application, usually developed and owned by a single company • Off-the-shelf software: existing software program that is purchased
  11. 11. Software Packages
  12. 12. 4
  13. 13. Conclusion