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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 a thread? A thread otherwise called a lightweight process (LWP) is a basic unit of CPU utilization, it comprises of a thread id, a program counter, a register set and a
A 4-bit synchronous counter uses flip-flops with propagation delay times of 15 ns each. The maximum possible time required for change of state will be ? Ans. 15 ns since in sy
Instruction Cycle The instruction cycle consists of a series of steps required for the execution of an Instruction in a program. A distinctive instruction in a program is compo
Expand CPI-C. CPI-C= Common Program Interface Communication.
Q. Drawback of the system using disk caching? The main drawback of the system using disk caching is risking loss of updated information in event of machine failures like loss o
The alpha beta company generates two products; A and B, that are made from components C and D. Given the following product structures, master scheduling requirements and inventory
How is the connectivity established in Verilog when connecting wires of different widths? When connecting wires or ports of different widths, connections are right-justified, S
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Simulated Annealing: One way to get around the problem of local maxima, and related problems like ridges and plateaux in hill climbing is to allow the agent to go downhill to
Difference between blocking and non-blocking Verilog language has two forms of the procedural assignment statement: blocking and nonblocking. The two are distinguis
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