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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.
Vector Processing A vector is an ordered set of similar type of scalar data items. The scalar tem may be a logical value, an integer or a floating point number. Vector proce
Array Processing We have seen that for executing vector operations the pipelining conception has been used. There is other method for vector operations. If we have array of n p
converting 10 ASCII characters to excess three using mplab ide
An EFI boot manager is also used to select and load the operating system, removing the require for a dedicated boot loader mechanism
What are the restrictions on Subscreens? Subscreens have various restrictions. They cannot: Set their own GUI status Have a named OK code Call another screen
Use 4 D-bascules connected in serial all synchronized with the similar CLK. Then connect all 4 outputs, & 2nd output must reverse, of the D-bascule to an AND logic. The output of t
Size limitation does not relate to number of records in a table within a database. Forms, reports, macros, and modules also add to database size, but is rather minimal compared to
what is computer network.
Define UFD and MFD. In the two-level directory structure, every user has own user file directory (UFD). Every UFD has a same structure, but lists only the files of a single u
Q. Origin of RISC? In the 1980s a new philosophy developed having optimizing compilers which could be used to compile 'normal' programming languages down to instructions which
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