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Q. Interfacing of keyboards?
The keyboard employs a special Input/output port which is similar to a serial port however doesn't explicitly follow the RS-232 serial port standard. In place of multiple data and handshaking signals as in RS-232 the keyboard employs just two signals by which it manages a bi-directional interface with its own set of commands.
Employing its elaborate handshaking mechanism keyboard and PC transmit commands and data to each other. USB keyboards work in a different way by using USB coding and protocol.
What is socket inheritance? Explain. Socket Inheritance: In a socket inheritance a reference count mechanism is utilized. Whenever a socket is first created, the system set
E-commerce is one of the most significant aspects of the internet. Having emerged recently and growing at a steady state, it becomes essential to look at the advantages and disadva
In MS Access, the long and short date option does not show 4 digit years. How do I achieve the mm/dd/yyyy format? Ans) In the date field properties of the table, form, or prop
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System.Query.dll assembly shows the core LINQ API.
program in c for scanline seed fill
Q. Basic working of Hard Disk Drive? This is one of the components of today's personal computer having a capacity of order of quite a lot of Giga Bytes and above. A magnetic di
Suppose you have to develop an error recovery protocol for a link that is unreliable and delay sensitive, which of the following protocol would you choose? (i) Stop & wait.
In applications where the required memory capacity cannot be satisfied by a single available memory IC chip, what should the designer do to meet this requirement? Ans: If th
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