MCQ IN COMPUTER SCIENCE & ENGINEERING

Detailed explanation-1: -The operating system manages peripheral input and output devices such as keyboards, monitors, printers, scanners and cameras. It controls the sending and receiving of data . To achieve this, the operating system uses a program called a device driver . Device drivers contain instructions on how to control a device.

Detailed explanation-2: -The operating system must manage the use of hardware resources so that software can complete its tasks. Each program running on a computer is known as a process. The OS manages how software processes share the system’s resources. For example, most software needs to save data to a storage device, such as a hard disk.

Detailed explanation-3: -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-4: -In computing, a system resource, or simple resource, is any physical or virtual component of limited availability within a computer system. All connected devices and internal system components are resources.

Detailed explanation-5: -An operating system manages the resources like disk drives, memory and processors. Any device inside the computer is managed by the operating system. The operating system manages running applications or programs, called processes.