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Define DMA controller.
The I/O device interface control circuit that is used for direct memory access is called as DMA controller.
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
Difference between aggregation and association Aggregation is a particular form of association, not an independent concept. Aggregation acts semantic connotations. If two objec
What is the function of ALU? Most of the computer operations (arithmetic and logic) are performed in ALU. The data needed for the operation is brought by the processor and the
Q. Define Opcode and Operands? The most common fields which are found in instruction formats are: Opcode: (What operation to perform?) An operation code field cal
Illustrate functional diagram of digital multiplexer . Write the scheme of a 4- input multiplexer using basic gates (AND/OR/NOT) and explain its operation. Ans: Multiple
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sketch a neat E-R diagram for hotel management system with real time example
Which scheduling policy is most suitable for a time-shared operating system? Ans. Round-Robin scheduling policy is most appropriate for a time-shared operating system.
Discuss briefly subscriber loop system. Subscriber Loop System: Every subscriber in a telephone network is connected usually to the nearest switching office using a dedicated
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