Punjab Technical University 2011-3rd Sem B.Sc Information Technology -Computer System Architecture--IT- - Question Paper
Paper ID [A0309]
Time : three Hours
Maximum Marks : 75
Date : 17-03-2011
Course:BSC-IT//BSC-IT-LE//
Subject Code:BSCIT(05)-301,Scheme:S05,N,
Computer System Architecture
Instructions:#Attempt ques. as per the scheme of the course .
Section-A (15×2=30)
Q1) a) What is the name of 1st computer? Who invented it?
b) Mention the durations in years corresponding to all the 4 generations of the computer.
c) What is the role of accumulator in processing?
d) Why are protocols needed?
e) What is the use of data bus?
f) How fetch cycle works?
g) What factors affect instruction length?
h) What is the difference ranging from CPU slack organised?
i) describe DMA controller?
j) Why we need memory hierarchical system?
k) describe postfix expression.
l) describe flow control.
m) What is the role of status register in ALU?
n) What is the difference ranging from auxillary memory and cache memory?
o) What do you mean by Multiplexing?
part – B (9×5=45)
Q2) discuss evolution of computer architecture in detail.
Q3) discuss virtual memory system in detail.
Q4) discuss parallel memory organization and its advantages.
Q5) explain any 5 computer registers in detail.
Q6) describe interrupts. How interrupts are useful in computer architecture?
Q7) explain in detail any 7 addressing modes used in daily processing?
Q8) explain in detail the design of basic computer with respect to its register control, memory control.
Q9) What do you mean by stack organization? How push and pop operations are performed? explain their algorithms too.
Q10) Write short notes on :
(a) Hit Ratio.
(b) Page Replacement.
Q11) explain the working of DMA controller.
Q12) Compare the Risc and Cisc architecture.
Q13) provide the differences ranging from parallel and pipelined processing.
Computer System Architecture
Instructions:#Attempt Question as per the scheme of the course .
Section-A (152=30)
Q1) a) What is the name of first computer? Who invented it?
b) Mention the durations in years corresponding to all the four generations of the computer.
c) What is the role of accumulator in processing?
d) Why are protocols needed?
e) What is the use of data bus?
f) How fetch cycle works?
g) What factors affect instruction length?
h) What is the difference between CPU slack organised?
i) Define DMA controller?
j) Why we need memory hierarchical system?
k) Define postfix expression.
l) Define flow control.
m) What is the role of status register in ALU?
n) What is the difference between auxillary memory and cache memory?
o) What do you mean by Multiplexing?
Section B (95=45)
Q2) Explain evolution of computer architecture in detail.
Q3) Explain virtual memory system in detail.
Q4) Explain parallel memory organization and its advantages.
Q5) Discuss any five computer registers in detail.
Q6) Define interrupts. How interrupts are useful in computer architecture?
Q7) Discuss in detail any seven addressing modes used in daily processing?
Q8) Discuss in detail the design of basic computer with respect to its register control, memory control.
Q9) What do you mean by stack organization? How push and pop operations are performed? Discuss their algorithms too.
Q10) Write short notes on :
(a) Hit Ratio.
(b) Page Replacement.
Q11) Discuss the working of DMA controller.
Q12) Compare the RISC and CISC architecture.
Q13) Give the differences between parallel and pipelined processing.
| Earning: Approval pending. |
