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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creating BIOS data for users.
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recognizing input from the system clock.
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recognizing input from the keyboard.
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creating programs for unauthorized users.
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Detailed explanation-1: -An operating system performs basic tasks such as recognizing input from a keyboard, sending output to the display screen, keeping track of files and directories on disk and controlling peripheral devices; for example, disk drives and printers.
Detailed explanation-2: -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-3: -Real-time: Real time operating system (RTOS) responds to input instantly. General-purpose operating systems, such as DOS and UNIX, are not real-time.
Detailed explanation-4: -The kernel is responsible for performing the following tasks: Input-Output management.
Detailed explanation-5: -The fundamental role of the operating system in computer Input / Output is to manage and organize I/O operations and all I/O devices. The various devices that are connected to the computer need to be controlled and it is a key concern of operating-system designers.