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Welcome. Class: IX- B.Std. Subject: Computer Studies. Conducted by. Rashedul Islam Lecturer in Computer Science. Computer Organization. Organization of computer in the early age.
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Welcome Class: IX-B.Std Subject: Computer Studies Conducted by Rashedul Islam Lecturer in Computer Science
Organization of computer in the early age CPU, Mathematical Logic Unit, Control Unit, Input-output, Memory would place separately in the hardware portion. Example: IBM 1620
Organization of computer at present Hardware Software CPU Operating system Input Output Application program
Major works done by CPU Microprocessor has 3 parts Control unit Memory unit ALU
Control Unit Output unit Input unit ALU Memory Control signal
Instruction cycle Start Instruction fetch and decode (Fetch cycle) Instruction Execution (Execution cycle) Stop
BUS Address Bus (Unidirectional) Data Bus Control Bus
Other famous Buses VESA ISA EISA PCI USB Fire wire
Group # Group activities 1 Write down importance of microprocessor 2 Describe activities of control unit.
Home Work How CPU can be used to process result of any exam?