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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.
Q. How to calculate register indirect addressing? The effective address of operand in this technique is calculated as: EA= (R) and D = (EA) Address capability of regi
What is booting? When the power is turned on, the OS has to be loaded into the main memory which is taken place as part of a process known as booting. To initiate booting a tin
What are the necessary elements of an e-banking site? E-banking systems rely upon a number of common elements or processes. The given list comprises many of the potential elem
History of Information Technology and Organisations The increasing sophistication in information systems and the growth in their use have been influenced by three main factors
Q. How to Change Default Drive in dos? To modify a default drive type the new drive letter followed by colon (:) and then press Enter. For example, if the default drive is A a
Define File record length ? File record length must be selected to match the data characteristics.
every source is coherent source-justify it?
DOS is not a RTOS (real time Operating system), though MS DOS can be used with certain APIs to attain the RTOS functionality. For example, the RT Kernel (Real Time Kernel) which ca
What is Central Processing Unit Central Processing Unit (CPU) performs all the arithmetic and logical calculations in a computer. The CPU is said to be the brain of the compute
Q. Editor - Tools necessary for assembly language programming? The editor is a program which allows the user to enter and modify as well as store a group of instructions or tex
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