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Input/Output Services:
Every operating system, large or small, provides input/output services for each device in the system. The operating system includes I/O device driver programs for each device installed on the system. These drivers provide services to the file management system and are also available, through the API, to other programs for their use. The I/O device drivers accept I/O requests and perform the actual data transfers between the hardware and specified areas of memory.
Devices drivers for newly installed devices are added and integrated into the operating systems. In Windows, this capability is known as plug-and-play.
APPLICATION SOFTWARE Application Software generally is the software which is used to generate customized applications for the clients. Ex: Word Star, Lotus 1-2-3, Ms-
evolution of oop
Question 1 Explain the importance of graphics in multimedia. What are few of the tips to keep in mind while using graphics for the web? Question 2 Write a long note on co
Hello, Could you create a linux calculator using very basic java code (not complex, because I am a novice java coder). It should be called into the terminal for interaction. Thank
MAGNETIC CORE MEMORY: This type of memory is used extensively in airborne digital systems, although integrated circuits are being developed with most modern aircraft systems.
Question 1 . Explain (a) Scatter loss (b) Aperture medium coupling loss Question 2 . What do you mean by Geo stationary orbit? Question
Computers One of the most important invention in the design of digital circuits is that of the general- purpose "stored program" computer or device. Computers are a partic
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Development of UNIX: The original UNIX development was performed on a Digital PDP-7 minicomputer and later moved to a PDP-11 minicomputer, the forerunner of the VAX computer.
Process States Throughout the lifespan of a process, its execution position may be in one of four states: (linked with each state is generally a queue on which the process resides)
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