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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.
Prepare the Relational Tables to signify the following situation, which is defined by means of text and an Entity Relationship Diagram. Note: Do not attempt to vary the ERD. Yo
Poor human support - Obstacle to Information System The full utility of an IS will only be realised if it is properly supported by the users. Technology is never a solution in
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Show the two ways in which Warnings can be suppressed in PHP? 1) Stop an individual function call from producing an error message put the @ warning suppression Operator front o
WebLogic JMS handles cluster-wide, transparent access to destinations from any server in the cluster. A system administrator can set up cluster-wide, transparent access to destinat
Q. How does the preparation of atoms in mainly solids differ from the arrangement of atoms in a liquid? Answer:- The arrangement of atoms in solids are diverse from those
what are the different techniques of biasing a transistor?
How are switching system classified
Evaluate x = A ‾.B + C ( ) using the convention A = True and B = False. Ans. Simplify given expression x = A ‾ .B + C ( ) as = A ‾ B + C (A ‾ + D ‾ ) (As = A ‾ +D ‾ usin
Q. Systems Analyst in Traditional Business? In the traditional business information services are centralized for entire organization or for a specific location. In this organiz
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