JNTU
JNTU B.Tech III COMPUTER ORGANIZATION Previous Question Paper (May/June - 2019 - R16)
Part A is compulsory. Part B consists of 5 Units. Answer any one full question from each unit.
PART - A
Differentiate direct and indirect addressing mode.
Answer
In direct addressing, the instruction contains the effective address of the operand directly. In indirect addressing, the instruction contains the address of a memory location that holds the effective address of the operand, requiring an additional memory access.
Which type of instructions should be included in a computer to make the instruction set complete?
Answer
A complete instruction set must include: 1) Data transfer instructions (e.g., MOV, LOAD, STORE), 2) Data manipulation instructions (arithmetic, logical, and shift/rotate), and 3) Program control instructions (branches, jumps, and subroutine calls) to manage the flow of execution.
Write the functionality of ALE, READY signals of 8086.
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Differentiate shift and rotate instructions.
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Compare assembly language programming with machine language.
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Define stack and list its operations.
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What is divide overflow?
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Explain about I/O command and control command.
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Differentiate RAM and ROM.
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What is cache hit and cache miss?
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PART - B
Discuss in detail about the phases of instruction cycle.
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With a neat diagram, explain the hardware configuration of a computer.
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Write short notes on Input – Output Interrupt.
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What is the role of microprogram sequencer in microprogrammed control?
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Explain the pin configuration of 8086 with a neat sketch.
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List and explain various Arithmetic instructions of 8086.
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Explain memory read and memory write timing diagrams.
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What are different string manipulation instructions used in 8086 system?
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Write the steps used in linking and debugging the assembly program.
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Write an Assembly Language Program to find sum of first 10 natural numbers.
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Write an ALP of 8086 to find whether given string is palindrome or not?
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Write an ALP to check whether given number is even or odd.
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Show the steps to multiply (+13) × (-4) using booth algorithm.
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Differentiate Isolated and Memory mapped I/O.
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Explain the process of Asynchronous serial transfer.
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Explain the process of adding two floating point numbers.
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Discuss in detail about hierarchy memory.
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Explain about vector processing.
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Explain direct mapping in cache memory.
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Write a note on RISC pipeline.
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