Calicut University 2005 B.Tech Information Technology HARDWARE SYSTEM DESIGN - exam paper

code: d11590
dec2005
it2k 406 HARDWARE SYSTEM DESIGN
2000 syllabus

ans all ques.
1.a) elaborate the spatiality of CMOS RAM.
b) compare 8086 and 8088.
c) what is meant by interrupt books?
d) what is meant by memory paging?
e) list all modes of 8254.
f) list the features of pentium pro.
g) what is DMA? provide brief explanations.
h) write short note on PCI bus. [marks 8*5=40]

2.a i) compare 80386 and 80486 with the difference in architecture. [marks 8]
ii) elaborate the various kinds of interfaces provide examples? [marks 7]
OR
b i) what is meant by BIOS? [marks 5]
ii) discuss the different parts of a PC mother board. [marks 10]

3.a i) discuss the addressing modes of 8086 with 1 example every. [marks 10]
ii) compare 8086 and 8085. [marks 5]
OR
b i) list all arithmetic instructions of 8086. [marks 7]
ii) discuss real mode and protected mode memory addressing. [marks 8]

4.a i) discuss with a neat sketch the working of 8279 keyboard display interface. [marks 10]
ii) elaborate the features of dynamic ram. [marks 5]
OR
b i) discuss the working of a PPI(8255) [marks 10]
ii) draw the diagram of the interfacing of an ADC to 8086. [marks 5]

5.a i) discuss the working of 8237 DMA controller. [marks 10]
ii) write short note on video displays. [marks 5]
OR
b i) discuss the working of 8259 interrupt controller. [marks 10]
ii) elaborate the various classifications of interrupts. [marks 5]

Earning:   Approval pending.