Computer architecture
Previous year question paper with solutions for Computer architecture
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- What are the basic functional units of a computer?
- Draw the block diagram of a 2’s complement Subtractor.
- Explain the concept of virtual memory.
- Discuss the different types of ROMs.
- What is Inter-process communication?
- Draw a schematic diagram of the memory hierarchy
- What is a priority Interrupt?
- Briefly discuss the basic organization of a micro programmed control unit
- The address of a memory location to be accessed is in register R1 and the memory data are to be loaded into register R2. Specify the sequence of operations involved.
- Differentiate serial and parallel communication.
- What are the disadvantages of interrupts in computers?
- What is the need of fast adders in computers?
- The cache memory of 4 K words uses direct mapping with a block size of 16 words. How many blocks can the cache accommodate?
- What do you understand by memory-mapped I/O?
- What do you understand by I/O processor?
- What are distributed computers?
- List the functions of 8255.
- What do you understand by parallel computers?
- What do you understand by instruction pipelining?
- What do you understand by Cache memory?
- What is the difference between hardware interrupt and software interrupt?
- What are superscalar processors?
- By which method 8085 microprocessor carryout the subtraction
- Which method is used for resolving resource conflict by the compiler itself?
- How many read and write cycles are generated by 8085 to execute the OUT port instruction?
- Give examples for SIMD and MIMD based architectures?
- How Look Ahead carry generator speeds up the processing?
- How is the evaluation of Computer Architecture done?
- Define Virtual Memory.
- The time delays for the four segments in a pipeline are as follows: t1 = 50ns, t2 = 30ns, t3 = 95ns, and t4 = 45ns. The interface registers delay time tr = 5ns. How long would it take to add 100 pairs of numbers in the pipeline?