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a. Explain the hardware mechanism for handling multiple interrupt requests.
b. What are handshaking signals? Describe the handshake control of data transfer during input and output operation.
c. Sketch the typical block diagram of a DMA controller and define how it is used for direct data transfer among memory and peripherals.
An analysis, which determines the syntactic structure of the source statement, is called ? Ans. Syntax analysis that determines the syntactic structure of the source statement.
Q. Use of Overlapped Register Windows? Register file comprises 138 registers. Let them be called by register number 0 - 137. Diagram demonstrates the use of registers: when
Mention the various IC logic families. Ans. Different IC Logic Families: Digital IC's are fabricated through employing either the Unipolar or the Bipolar Technologies and are te
What is Error detection code? It is a binary code that notice digital errors during transmission. The detected errors cannot be correct but the presence is shown.
How are interrupt handled by the operating system? The fundamental interrupt mechanism works as follows: The CPU hardware has wire called the interrupt-request line which
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
every source is coherent source-justify it?
Microsoft access has vast advantages for a programmer and end user. Some of the advantages are ? Relative compatibility with SQL and VBA. ? Microsoft SQL server desktop engi
Q. Functions employed for messaging passing? The functions employed for messaging passing are: int MPI_Send(void *msgaddr, int count, MPI_Datatype datatype, int dest, int ta
When calling an external report the parameters or select-options specified in the external report cannot be called.
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