What is device drivers, Computer Engineering

Assignment Help:

A device driver is software interface that manages communication with and control of a particular I/O device or type of device. It is task of device driver to convert logical requests from user into specific commands directed to device itself. For illustration a user request to write a record to a floppy disk will be realised within device driver as a sequence of actions like checking for presence of a disk in drive, locating the file via disk directory, positioning the heads etc..


Related Discussions:- What is device drivers

Term memory as used in a computer context initially, Term memory as used in...

Term memory as used in a computer context initially The term memory as used in a computer context initially referred to magnetic core memory devices which were used beginning

Dimensionality of interconnection network, Dimensionality of Interconnectio...

Dimensionality of Interconnection Network Dimensionality signify the arrangement of nodes or processing elements in an interconnection network. In linear network or one dimensi

Doubly linked list than by singly linked list, Which operations is performe...

Which operations is performed more efficiently by doubly linked list than by singly linked list Deleting a node whose location is given.

Introduction to information distribution, INTRODUCTION : Like any other of...

INTRODUCTION : Like any other office we need equipment to provide for information distribution in the laboratory office also. For information distribution we require multiple copi

Cache-only memory access model (coma), Cache-Only Memory Access Model (COMA...

Cache-Only Memory Access Model (COMA) As we have discussed previous, shared memory multiprocessor systems may use cache memories with each processor for deducting the execution

What is random access memory, What is random access memory(RAM or MAIN MEMO...

What is random access memory(RAM or MAIN MEMORY) and mention its types? The main memory in the central storage unit in a computer system. It is relatively large and fast memory

By which the excess-3 code of decimal 7 is represented , The excess-3 code ...

The excess-3 code of decimal 7 is represented by ? Ans. An excess 3 code of decimal 7 is equal to the binary code +3.

What is an interpreted languages, What is an interpreted languages In ...

What is an interpreted languages In interpreted languages, the instructions are implemented immediately after parsing. Both tasks are done by the interpreter. The code is sav

What are problems of clock skew, What are problems of clock skew? This ...

What are problems of clock skew? This is typically because of two causes. The primary is a material flaw that causes a signal to travel faster or slower than imagined. The seco

What is instruction cycle, What is Instruction Cycle The simplest model...

What is Instruction Cycle The simplest model of instruction processing can be of two steps. The CPU reads /fetches instructions (codes) from memory one at a time and executes i

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd