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Tag Archives: Operating Systems-Input Output Systems

Prerequisites: Basic Functions of Loader An Operating system is the critical component for managing the various memory resources in the computer system. One of the… Read More
An operating system is a program loaded into a system or computer. and manage all the other program which is running on that OS Program,… Read More
As we know about tertiary devices, let us now dive deeper into OS support which is required to manage tertiary devices. The operating system provides… Read More
In the Operating System, we had to provide input to the CPU, which then executed the instructions and returned the output. However, there was a… Read More
An Operating system is an interface between users and the hardware of a computer system. It is a system software that is viewed as an… Read More
A buffer is a memory area that stores data being transferred between two devices or between a device and an application. Uses of I/O Buffering… Read More
Computer system operates the computation on the digital signals but the user sends analog signals to the computer system. Interface Units are basically used for… Read More
In this article, we will try to understand as well as cover all the Goals of Input/output (I/O) software. I/O Software is used for interaction… Read More
Prerequisite – File Systems When a file is used, information is read and accessed into computer memory and there are several ways to access this information… Read More
A directory is a container that is used to contain folders and files. It organizes files and folders in a hierarchical manner.  There are several… Read More
In operating systems, Memory Management is the function responsible for allocating and managing computer’s main memory. Memory Management function keeps track of the status of… Read More
Fixed partitioning, also known as static partitioning, is a memory allocation technique used in operating systems to divide the physical memory into fixed-size partitions or… Read More
Put the following disk scheduling policies results in minimum amount of head movement. (A) FCFS (B) Circular SCAN (C) Elevator Answer: (C) Explanation: Circular scanning… Read More
Normally user programs are prevented from handling I/O directly by I/O instructions in them. For CPUs having explicit I/O instructions, such I/O protection is ensured… Read More
From amongst the following given scenarios determine the right one to justify interrupt mode of data-transfer: Source: nptel (A) Bulk transfer of several kilo-byte (B)… Read More