MCQ IN COMPUTER SCIENCE & ENGINEERING

COMPUTER SCIENCE AND ENGINEERING

SYSTEM SOFTWARE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Define operating system
A
Program that coordinate all activities among computer or mobile device hardware.
B
Program that control activities of the basic input output in the computer devices
C
Program that setup all the wire and power off the computer hardware devices.
D
None of the above
Explanation: 

Detailed explanation-1: -An operating system (OS) is the software component of a computer system that is responsible for the management and coordination of activities and the sharing of the resources of the computer. The OS acts as a host for application programs that are run on the machine.

Detailed explanation-2: -Operating system (OS) – a software that controls and coordinates the computer hardware devices and runs other software and applications on a computer.

Detailed explanation-3: -OPERATING SYSTEM An operating system is a group of computer programs that coordinates all the activities among computer hardware devices.

Detailed explanation-4: -As the OS coordinates the activities of the processor, it uses RAM as a temporary storage area for instructions and data the processor needs. The OS is therefore responsible for coordinating the space allocations in RAM to ensure that there is enough space for the waiting instructions and data.

Detailed explanation-5: -Unlike operating systems, such as Windows, that are designed for single users to control one computer, network operating systems (NOS) coordinate the activities of multiple computers across a network.

There is 1 question to complete.