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Define cache memory?
A special very high speed memory known as a cache is sometimes used to increase the speed of processing by making current programs and data available to the cpu at a rapid rate. The cache memory is employed in computer systems to compensate for the speed differential among main memory access time and processor logic.
What is processor time of a program? The periods during which the processor is active is known as processor time of a program it depends on the hardware included in the executi
Draw and illustrate the block diagram of DMA controller. Also discuss the various modes in which DMAC works. Direct memory access (DMA) is a process in that an external device
HCP
Let us review the operation of the stack within the 68HC11, the stack is a defined area of RAM which is last in first out register (LIFO) . Access to the stack is made via a stack
Q. How to convert Binary to Octal and Hexadecimal? Rules for these conversions are simple. For converting binary to octal binary number is splitted in groups of three, that are
Q. Make an instruction execution feasible? What are the functions that a control unit performs to make an instruction execution feasible? Instruction execution is achieved by e
What are the registers generally contained in the processor? MAR-memory address register MDR-memory data register IR-Instruction Register RO-Rn-General purpose registe
What do you understand by E-cash? E-Cash Ecash is a cash which is showed by two models. One is the on-line form of e-cash which permits for the completion of all types of
Explain about the Flash memories These are re-writable non-volatile memories evolved from EEPROM; they are generally connected to the USB port on the computer enabling a user t
Explain how a shift register can be used as a ring counter giving the wave forms at the output of the flipflops. Ans: Shift Register as a Ring Counter: A Ring Counter is a
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