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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.
I think yes...so if 8259 gives interrupt then it will be serviced instantly but since into pin is left hanging the insr bit will never be set...and so whenever any interrupt occurs
Q. Illustration of Display on Video Monitor? Displaying a single character ; display contents of BL register (Presume that it has a single character) MOV AH, 02H MOV D
Write a program to find the area under the curve y = f(x) between x = a and x = b, integrate y = f(x) between the limits of a and b
Which 802 standard provides for a collision free protocol? 802.5 standard gives for a collision free protocol.
As CMOS is a special chip with its own battery, the best way to clear out a CMOS chip is to cut off it from its power supply. To clear the CMOS password you just take away the
Accumulator is the register in which Arithmetic and Logic calculations are completed.
A component can handle its own events by executing the needed event-listener interface and adding itself as its own event listener.
Std Global within the project. Class Global throughout the all project only thing is we require to set the type lib. Class Modules can be Instantiated.
Define nondeterministic TM? Arbitrarily chooses move when more than one possibility exists Accepts if there is at least one computation that terminates in an acceptin
Network address prefixed by 1110 is a? Network address prefixed through 1110 is a multicast address.
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