Roll No……..
Total No.
of Questions : 07
BCA (Sem.–2nd)
COMPUTER SYSTEM
ARCHITECTURE
Subject Code
: BSBC-204 (2011&
2012 Batch)
Paper ID
: [B1116]
Time :
3 Hrs. Max. Marks
: 60
INSTRUCTION TO
CANDIDATES :
1. SECTION-A is
COMPULSORY consisting of
TEN questions carrying TWO
marks each.
2. SECTION-B contains
SIX questions carrying TEN marks
each and students has
to attempt any
FOUR questions.
SECTION-A
l. Write briefly :
a) List the different types of architectures of
Flynn classification.
b) Differentiate between Data bus and Address bus.
c) What is meant by
Indirect Address Instruction?
d) How relation addressing mode is used?
e) Define the term “Hit ratio”.
f) What is the role of associative memory?
g) Discuss the term handshaking.
h) How cache
memory is different from RAM?
i) List the different types of logic operators.
j) What is the role of I/O Interface? Explain.
SECTION-B
2. What is meant
by Von Neumann Architecture? Discuss the
SIMD and
MIMD based architecture.
3. Discuss the use of
arithmetic and shift micro operations
with the help of
examples.
4. Describe the design
issues of control unit. How hardwired control unit
is
designed? Explain.
5. Explain the
following data transfer techniques :
a) Programmed I/O
b) Interrupt initiated I/O
6. What is Input-output
processor? How it communicates with CPU? Explain.
7. Write short notes on
the following :
a) Memory Hierarchy
b) LRU page replacement algorithm
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