The ...operating system was initially created in the early 1970s at AT and T's Bell Labs

Related MCQs

• The                program initializes all aspects of the system, from CPU registers to device controllers and the contents of main memory, and then starts the operating system.
• The                    present a uniform device- access interface to the I/O subsystem, much as system calls provide a standard interface between the application and the operating system.
•                          storage is a system where a robotic arm will connect or disconnect off- line mass storage media according to the computer operating system demands.
• Which of the following operating system reads and reacts in actual time?
• The essential difference between an operating system like Linux and one like Windows is that
• The operating system and the other processes are protected from being modified by an already running process because
• The operating system maintains a               table that keeps track of how many frames have been allocated, how many are there, and how many are available.
• A memory page containing a heavily used variable that was initialized very early and is in constant use is removed, then the page replacement algorithm used is                          
• Which of the following is an example of a real time operating system?
• Which of the following operating system does not implement the multitasking truly?