Q1. Sketch the organisational structure of the 2-D 4MB memory constructed by using 256 K×1 chip.
Q2. A computer consists of 16 MB main memory and 64 KB cache. The block size is around 16 bytes.
a) Determine the number of cache lines which computer encompass .
b) Determine the number of blocks does the main memory encompass.
c) Write down the starting address of memory blocks which are directly mapped to the cache lines.
d) Describe how a given address is retrieved from memory system.
Q3. Describe with the help of diagram the concept of programmed Input-Output.
Q4. Describe software polling, daisy chaining and the vectored interrupt method of data transfer.
Q5. Describe the optimization criteria’s in designing the computer system.
Q6. Write detail notes on any three:
a) RISC versus CISC
b) Virtual memory
c) DMA data transfer
d) Speed up features of modern computers