Portability

Portability in the context of software, refers to the usability of the same software in different environments. It is a measure of how easily an application, file, or a system can be transferred or copied from one environment to another. This is a key attribute in software engineering and is often a major consideration in the choice of a software system, particularly software that is intended for use on a variety of hardware platforms or operating systems.

Definition

Portability is defined as the ability of a software system to be transferred from one environment to another. This includes the ability to use the software on different types of hardware, operating systems, and other software systems. It also includes the ability to transfer data files and other resources used by the software.

Importance

The importance of portability is due to the desire to save costs and increase flexibility. If a software system is portable, it can be used on a variety of different systems without the need for major rework. This can save significant costs in terms of both time and money. It also increases flexibility, as the software can be used in a variety of different situations and environments.

Factors affecting portability

There are several factors that can affect the portability of a software system. These include the hardware platform, the operating system, the programming language used to develop the software, and the other software systems that the software interacts with.

Techniques for improving portability

There are several techniques that can be used to improve the portability of a software system. These include the use of portable programming languages, the use of software libraries that provide a consistent interface across different systems, and the use of software design techniques that minimize the dependence on specific hardware or software features.

See also

• Software engineering
• Software design
• Programming language
• Operating system

Portability Resources
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