FUNDAMENTALS OF COMPUTER

OPERATING SYSTEMS FOR COMPUTERS

COMPUTER OPERATING SYSTEMS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which operating system is decribed here-an operating systems permit multiple processes to execute at the same time. The vast majority of modern operating systems fall into this category. In order for this to happen, the operating system needs to be able to manage CPU scheduling and handle interrupts.
A
single-user
B
multi-user
C
multi-tasking
D
multi programming
Explanation: 

Detailed explanation-1: -The ability of an operating system to run more than one application at a time is called multitasking. A multitasking operating system (also called multiprocessing operating system) supports two or more active processes simultaneously.

Detailed explanation-2: -An operating system that allows multiple programmes to run simultaneously on a single processor machine is known as a multiprogramming operating system. The other programmes are prepared to use the CPU while one programme waits for an input/output transfer.

Detailed explanation-3: -Multi-user operating system is of three types-time-sharing operating system, distributed operating system, and multiprocessor system. MS-DOS is an example of a single-user operating system. Linux, Unix, Ubuntu, and Windows are examples of multi-user operating system.

Detailed explanation-4: -Operating systems can be classified as follows: Multi-user : Allows two or more users to run programs at the same time. Some operating systems permit hundreds or even thousands of concurrent users. Multiprocessing : Supports running a program on more than oneCPU.

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