Computer Organization and Architecture Computer technology has made incredible improvement in the past half century. In the early part of computer evolution, there were Read More »
Overview of CPU Design The operation or task that must perform by CPU are: Fetch Instruction: The CPU reads an instruction from memory. Read More »
To execute an instruction, the control unit of the CPU must generate the required control signal in the proper sequence. As for example, during the Read More »
Concept of Memory We have already mentioned that digital computer works on stored programmed concept introduced by Von Neumann. We use memory to store Read More »
Input/Output Organization The computer system’s input/output (I/O) architecture is its interface to the outside world. Till now we have discussed the two important modules of Read More »
Arithmetic and logic Unit (ALU) ALU is responsible to perform the operation in the computer. The basic operations are implemented in hardware level. ALU is Read More »
Main Memory The main working principle of digital computer is Von-Neumann stored program principle. First of all we have to keep all the information in Read More »
Paging Both unequal fixed size and variable size partitions are inefficient in the use of memory. It has been observed that both schemes lead to Read More »
Execution of a Complete Instructions: We have discussed about four different types of basic operations: Fetch information from memory to CPU Store information to Read More »
Concept of Program Execution The instructions constituting a program to be executed by a computer are loaded in sequential locations in its main memory. To Read More »
Internal Organization of Memory Chips A memory cell is capable of storing 1-bit of information. A number of memory cells are organized in the form Read More »
Mapping Functions The mapping functions are used to map a particular block of main memory to a particular block of cache. This mapping function is Read More »
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