OPERATING SYSTEMS FOR COMPUTERS
COMPUTER OPERATING SYSTEMS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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managing the hardware, processor time and memory
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managing only the hardware and software
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managing hardware, and application software and allocating processor time and memory
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controlling processor time only
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Detailed explanation-1: -A memory management unit (MMU) is a computer hardware component that handles all memory and caching operations associated with the processor. In other words, the MMU is responsible for all aspects of memory management.
Detailed explanation-2: -operating system (OS), program that manages a computer’s resources, especially the allocation of those resources among other programs. Typical resources include the central processing unit (CPU), computer memory, file storage, input/output (I/O) devices, and network connections.
Detailed explanation-3: -The operating system (OS) manages all of the software and hardware on the computer. It performs basic tasks such as file, memory and process management, handling input and output, and controlling peripheral devices such as disk drives and printers.
Detailed explanation-4: -Process control block This includes the process state, program counter, CPU scheduling information, memory management information, accounting information, and IO status information. The operating system uses the process control block to keep track of all the processes in the system.