The multitasking, multi-user, operating system developed by Bell Laboratories that operates on a wide variety of computing platforms is
A) Unix.
B) Linux.
C) OS X.
D) COBOL.

Question

Quizplus · Accepted Answer

The description matches that of Unix, which was developed by Bell Laboratories and is known for being a multitasking, multi-user operating system that can run on various computing platforms. Linux is similar to Unix but was not developed by Bell Laboratories. OS X is a specific operating system developed by Apple for their devices. COBOL is a programming language and not an operating system.

The Multitasking, Multi-User, Operating System Developed by Bell Laboratories That