MCQ IN COMPUTER SCIENCE & ENGINEERING

Detailed explanation-1: -POSIX (Portable Operating System Interface) is a set of standard operating system interfaces based on the Unix operating system.

Detailed explanation-2: -The Portable Operating System Interface (POSIX, with pos pronounced as in positive, not as in pose) is a family of standards specified by the IEEE Computer Society for maintaining compatibility between operating systems.

Detailed explanation-3: -POSIX is the acronym for Portable Operating System Interface. It is a proposed operating system interface standard based on the popular UNIX2 operating system; its main goal is to support application portability at the source-code level.

Detailed explanation-4: -Linux is a portable operating system that supports a wide range of computer architectures. Portability refers to how easily-if at all-code can move from one system architecture to another. We know that Linux is portable because it has already been ported to various systems.

Detailed explanation-5: -The goal of POSIX is to ease the task of cross-platform software development by establishing a set of guidelines for operating system vendors to follow. Ideally, a developer should have to write a program only once to run on all POSIX-compliant systems.