Computer Organizations and Architecture
Question Describe memory hierarchy of a personal computer system.
NU Year 2013
Question What is associative memory? Draw the block diagram of the associative memory organization
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Question What do you mean by memory access time?What are the basic difference computer organization and architecture?
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Question What is cache memory and virtual memory? List the characteristics of main memory
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Question With diagram, describe different types of bus architecture with their advantages and disadvantages
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Question Draw the instruction cycle state diagram and briefly describe the function of different state.
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Question Discuss about element of bus design.
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Question Define Interrupt.Write in short about different types of interrupt.
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Question Draw the associative memory array? What do you understand by SRAM & DRAM.
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Question Define Interrupt.Write in short different types of interrupt.
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Question Draw the associative memory array? What do you understand by SRAM & DRAM
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Question Write the major difference of CISC & RISC microprocessor
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Question What are the major functional units of digital computer? Briefly explain its function
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Question What is RAID? Draw the connection between the processor and main memory and explain the basic operation.
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Question Define Register.Write down the classification of user visible registers with their functions
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Question Draw the block diagram of an I/O module and explain its operation.
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Question Compare programmed I/O and interrupt driver I/O with their advantages and disadvantages
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Question What is DMA? with diagram describe the operation of a DMA module.
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Question What are the different types of instruction? What do you understand by fetch execution cycle?
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Question What is relative addressing? What are the advantages and disadvantages of relative addressing?
NU Year 2013 2010
Question Briefly explain the different types of design method hardware control unit.
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Question Define Micro instruction.Distinguish between horizontal and vertical micro instrution.
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Question Discussabout the Flynn's classification instruction pipelining.
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Question Draw the block diagram of a control unit and describe its function.
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Question What is instruction pipelining? Write down the advantages of instruction of pipelining.How can you measure the performance of pipelining.
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Question What is computer architecture? Why you want to learn computer architecture?
NU Year 2012
Question Discuss main function unit of digital computer
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Question What is instruction? Explain the processing step of a instruction of a CPU
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Question Draw the expanded structure ISA computer and describe its function.
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Question Define memory.Difference SRAM & DRAM
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Question Define Flip-Flop. Design 4 bit array look ahead mention its works.
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Question How can you measure the cost and performance of a memory
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Question Define flash memory, cache memory and virtual memory.
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Question What are the characteristics of a good instruction format?
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Question What do you mean by addressing mode? Discuss about immediate indexed, relative and based register addressing mode.
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Question What is instruction cycle? Discuss the instruction cycle state diagram with interrupts.
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Question Draw and explain the high performance bus structure.
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Question What do you mean by two's complement? Describe write and example.
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Question Draw the flow chart for unsigned binary division.
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Question Briefly describe two level subroutine nesting.
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Question Draw the block diagram of the AM 2901 bit slice processor
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Question What is the key principle of array processing?
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Question Describe the method used to handle branch in a pipeline instruction execution unit.
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Question External structure of the CPU.
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Question Classify and explain the parallel processing computers MS Flyman's
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Question Direct Memory Access(DMA)
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Question Parallel Processing describe its
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Question Data Flow Computing describe its.
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Question Memory organization describe its
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Question What is computer Architecture? Discuss the structureof the IBM system/360 with proper diagram.
NU Year 2011
Question Describe the characteristics of RISC and CISC processor
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Question Define addressing mode.Discuss about direct and indirect addressing mode.
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Question What is instruction set? discuss briefly.
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Question What is cache memory? Define write through and write back policy.
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Question What do you mean by associative memory? Write down the advantages and drawbacks of associative memory?
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Question What is system bus? Briefly discuss the element of bus design.
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Question Explain the functions of high performance bus structure.
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Question What do you mean by pipeline processing? Mention the advantages of pipeline processing
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Question Discuss the main criteria of parallel processing
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Question Describe ALU with proper diagram.
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Question Explain Booth's algorithm for two's complement multiplication.
NU Year 2011 2009
Question What is register? Draw the register organization of pentium-11 processor.
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Question Define micro-operation.Classify micro-operation Write down the steps for characterization of control unit.
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Question What is control signal? Draw the model of control unit and describe the different types of control signal.
NU Year 2011
Question Distinguish between computer Architecture and Organization.
NU Year 2010
Question What are the difference between RISC and CISC processor?
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Question Draw the expanded structure of ISA computer and describe its function.
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Question Define memory.Draw the 4*4 RAM using 1k*4 chips.
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Question What is memory mapping? Describe the direct and set associative mapping.
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Question Define Micro-operations.Explain the sequence of events of fetch cycle by micro-operation
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Question What is pipeline? What are the criteria of pipeline?
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Question Explain Huffman encoding technique for op-code encoding.
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Question Show the connection between the processor and the main memory and explain the basic operation.
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Question What is I/O module? List the main function? How an external device connected to the CPU through the I/O module?
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Question Explain the function of a CPU using a flow chart.
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Question Write the function of a CPU?
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Question Elaborate the concept of a simple accumulator based CPU with necessary diagram.
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Question What are the different types of instruction?
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Question Define micro-instruction.Difference between horizontal and vertical micro-instructions.
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Question What are the functions of ALU? Describe the organization of floating point ALU.
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Question What is parallel processing? What are the advantages and disadvantages of parallel processing?
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Question What do you understand by fetch execution cycle?
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Question Draw the block diagram of ISA computer architecture and mention the function of registers.
NU Year 2009
Question Describe the hardware and software approaches of programming briefly.
NU Year 2009
Question Define interrupt. What are the different classes of interrupts?
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Question In the interrupt cycle, the processor checks to see if any interrupts have accurred.What does the processor do if an interrupt is pending? What are the two approaches to deal with multiple interrupts
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Question What are types of transfer interconnection structure must support?
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Question What is system bus? What are the operation of the bus if one module wishes to transfer data to/from another module.
Question What is system bus? What are the operation of the bus if one module wishes to transfer data to/from another module?
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Question Describe the high performance bus Architecture briefly.
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Question Describe the various types of data transfer the bus support.
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Question Explain with the block diagram of hardware for additional and substraction.
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Question Give an algorithm for the unsigned binary divition and draw it's flowchart.
Question How can you design a cache memory (look aside and look through)system? Describe with necessary diagram.
Question How can you design a cache memory (look aside and look through) system? Describe with necessary diagram.
NU Year 2009
Question Discuss the characteristics of a main memory.Briefly explain the organization of ROM.
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Question Explain memory hierarchy
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Question Differentiate between SRAM and DRAM.
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Question Elaborate the concept of the small accumulator based CPU with necessary diagram.
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Question Give the Flynn's classification of parallel architectures and discuss the characteristics ofeach class
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Question What do you mean by instruction cycle and fault tolerance? What is the difference between RISC and CISC processor?
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Question What is instruction pipelining? Describe the logic needed for pipelining to account for branch and interrupts using a six-stage CPU instruction pipelining.
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Question Name the various approaches for dealing with conditional branches.Describe Branch prediction approach briefly.
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Question Describe with diagram the basic functions that a computer can perform
NU Year 2007
Question What do you about the Von Neumann architecture? Briefly describe. Draw the expanded structure of the ISA computer.
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Question How does computer organization differ from computer architecture? Mention in three point
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Question Define instruction cycle with diagram. What are the difference between programming in hardware and software?
NU Year 2007
Question Difference between computer Architecture and Computer Organization.
NU Year 2008
Question Draw the expanded structure of the IAS computer and mention the function of the register.
Question Diagrammatically show the instruction cycle with interrupt.
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Question What do you mean by instruction? Describe different types of instruction
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Question Why multiple bus is used in a computer system? What are different types of arbitration method and timing can be used in a bus? Define them.
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Question Define different access method for computer memory system.
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Question What are the elements of bus design? Describe the PCI bus structure.
NU Year 2007
Question What is Computer Architecture? Why we need to learn Computer Architecture?
NU Year 2012
Question Discuss the main functional units of a digital computer.
NU Year 2011
Question What is instruction? Explain the processing steps of an instruction of CPU.
NU Year 2012
Question Draw the expanded structure of ISA computer and describe its function.
NU Year 2010
Question How can we measure the cost and performance of a memory?
NU Year 2010
Question Define flash memory, cache memory and virtual memory.
NU Year 2012
Question What are the characteristics of a good instruction format?
NU Year 2012
Question What is instruction cycle? Discuss the instruction cycle state diagram with interrupts.
NU Year 2010
Question Draw and explain the high performance bus structure.
NU Year 2012
Question What do you mean by two’s complement? Describe with an example.
NU Year 2010
Question Draw the flow chart for unsigned binary division.
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Question Draw the Block diagram of the AM 2901 bit slice processor.
NU Year 2010
Question Briefly describe two level subroutine nesting.
NU Year 2012
Question What is the key principle behind systolic array processor?
Question Describe the methods used to handle branches in a pipeline instruction execution unit.
NU Year 2009
Question Draw the internal structure of the CPU.
NU Year 2012
Question Classify and explain the parallel processing computers M.S Flynn’s.
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Question Write short notes on: Direct Memory Access
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Question Write short notes on: Digital Signal Processor.
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Question Write short notes on: Parallel Processing.
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Question Write short notes on: Data Flow Computing.
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Question Write short notes on: Data Registers.
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Question What is Computer Architecture? Discuss the structure of the IBM system/360 with proper block diagram.
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Question Write short notes on: Memory Organization.
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Question Describe the characteristics of RISC and CISC processor.
NU Year 2011
Question Define addressing mode. Discuss about Direct and Indirect addressing mode.
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Question What is instruction set? Discuss briefly.
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Question What is cache memory? Define write-through and write-back policy.
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Question What do you mean by associative memory? Write down the advantages and drawbacks of associative memory.
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Question What is system bus? Briefly discuss the elements of bus design.
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Question Explain the function of high performance bus structure.
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Question What do you mean by pipeline processing? Mention the advantages of pipeline processing.
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Question Describe ALU with proper diagram.
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Question Explain Booth’s algorithm for two’s complement multiplication.
NU Year 2010
Question What is register? Draw the Register Organization of Pentium-2 processor.
NU Year 2010
Question Define micro-operation. Classify micro-operation. Write down the steps for characterization of control unit.
Question What is control signal? Draw the mode of control unit and describe the different types of control signals.
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Question Write down the function of DMA controller to transfer data between CPU and I/O devices.
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Question Define interface. Describe the significance of I/O interface.
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Question What is memory? Discuss various memory units that have very different performance and cost.
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Question Discuss computer system organized around a PCI bus.
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Question Describe the attached and SIMD array processor.
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Question Define interrupt. Explain various interrupts with examples.
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Question What is vector processing? Calculate the inner products of matrix multiplication by using vector processing.
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Question Add the following two floating point numbers by arithmetic pipeline processing:- a. X=0.9504*10^3. b. Y=0.8200*10^2.
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Question Discuss between Computer Architecture and Organization.
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Question What are the difference between RISC and CISC processor?
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Question Draw the expanded structure of ISA computer and describe its functions.
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Question Define memory. Draw the 4*4 RAM using 1K*4 chips.
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Question What is memory mapping? Describe the direct and set associative mapping.
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Question The access time of a cache memory is 50ns and that of the main memory is 500ns. It is estimated that 90% of the main memory request are for READ and the remaining are for WRITE. The hit ratio for read access only is 0.8 and write-through policy is used. a. Determine the average access time considering only the read cycles. b. What is average time if the write requests are also taken into consideration.
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Question Define micro operations. Explain the sequence of events of fetch cycle by micro-operation.
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Question What is pipelining? What are the criteria of pipelining? Define the arithmetic pipelining for floating point numbers.
NU Year 2010
Question Explain Huffman encoding technique OP-code encoding.
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Question Show the connection between the processor and the main memory and explain the basic operations.
NU Year 2010
Question What is I/O module? List the main function. How a external device connected to the CPU through the I/O module?
NU Year 2010
Question What do you mean by interrupt? State the steps for interrupt service routine.
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Question Explain the function of a CPU using e flowchart.
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Question Write the function of a CPU.
NU Year 2010
Question Elaborate the concept of a simple accumulator based CPU with necessary diagram.
NU Year 2010
Question What are the different types of instruction?
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Question What is relative addressing? What are the advantages and disadvantages of relative addressing?
NU Year 2010
Question Define micro-instructions. Difference between horizontal and vertical micro-instructions.
NU Year 2010
Question What are the functions of ALU? Describe the organization of floating point ALU.
NU Year 2010
Question What is parallel processing? What are the advantages and disadvantages of parallel processing?
NU Year 2010
Question What do you understand by fetch execution cycle?
NU Year 2010
Question Draw the block diagram of IAS computer architecture and mention the function of the register.
NU Year 2009
Question Describe the hardware and software approaches of programming briefly.
NU Year 2009
Question Define interrupt. What are the different classes of interrupts?
NU Year 2009
Question In the interrupt cycle, the processor checks to see if any interrupts have accurred. What does the processor do if an interrupt is pending? What are the two approaches to deal with multiple interrupts?
NU Year 2009
Question What are the types of transfers the interconnection structure must support?
NU Year 2009
Question What is system bus? What are the operations of the bus if one module wishes to transfer data to/from another module?
NU Year 2009
Question Describe the high-performance bus architecture briefly.
NU Year 2009
Question Describe the various types of data transfer the bus supports.
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Question Explain with the block diagram of hardware for addition and subtraction.
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Question Explain Booth’s algorithm two’s complement multiplication.
NU Year 2009
Question Give an algorithm for the unsigned binary division and draw its flowchart
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Question How can you design a cache memory (look aside and look through) system? Describe with necessary diagram.
NU Year 2009
Question Discuss the characteristics of a main memory. Briefly explain the organization of ROM.
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Question Explain memory hierarchy.
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Question Differentiate between SRAM and DRAM.
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Question What is instruction pipelining? Describe the logic needed for pipelining to account for branches and interrupts using a six-range CPU instruction pipeline.
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Question Name the various approaches for dealing with conditional branches. Describe branch prediction approaches briefly.
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Question a. Carry. b. Zero. c. Overflow. d. Sign. e. Even parity. f. Half-carry.
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Question Elaborate the concept of the small accumulator based CPU with necessary diagram.
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Question What do you mean by instruction cycle and fault tolerance? What is the difference between RISC and CISC processor?
NU Year 2009
Question Give the Flynn’s classification of parallel architectures and discuss the characteristics of each class.
NU Year 2009
Question Differentiate between computer architecture and computer organization.
Question Draw the expanded structure of the IAS computer and mention the function of the registers.
NU Year 2009
Question Diagrammatically show the instruction cycle with interrupt.
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Question What do you mean by instruction? Describe different types of instruction.
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Question What are the factors of consideration in designing computer bus?
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Question What is computer bus? Briefly explain the different types of bus architecture.
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Question Define the terms: Seek time and Access time.
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Question Explain Huffman encoding technique for op-code encoding.
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Question Design a 4-bit carry-lookahead adder and mention how it works. How many gates delays will require in 4-bit ripple carry adder to get the sum?
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Question Show the step-by-step multiplication of (-9) and (-13) using Booth algorithm.
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Question Mr. Smith want a micro-computer system which has the ability to execute one instruction and op-code and address fields of the instruction code can accessed simultaneously. Which type of processor (RISC or CISC) he should use and why?
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Question What do you mean by memory-mapped I/O? Write two difference between program controlled I/O and Interrupt.
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Question What is bus arbitration in DMA? Three devices A, B and C having identity numbers 3, 4 and 6 respectively, are requesting the use of the single system bus. How it will be solved in distributed arbitration process?
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Question Define the followings:- Micro-operation.
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Question Define the followings:-Hardware control unit.
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Question Define the followings:- Micro program control unit.
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Question What are the advantages of Complex Instruction Set Computer (CISC). Explain briefly the characteristics of Reduced Instruction Set Architecture (RISC).
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Question Sketch triple modular redundancy (TMR).
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