Calicut University 2006 B.Tech Electronics and Communications Engineering COMPUTER ORGANISATION & ARCHITECTURE - Question Paper

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20618    Name ...,

Reg. No

FOURTH SEMESTER B.TECH. (ENGINEERING) DEGREE EXAMINATION

JUNE 2006 EC 04 404 COMPUTER ORGANIZATION AND ARCHITECTURE

(2004 admission*)

: Three Houra    Maximum : 100 Marks

Answer all questions.

1. (a) Lint and briefly explain the generation of coinputera.

(b)    What is microprogramming ? Enumerate the advantages of it.

(c)    Explain the bus structures uaed in computers.

(d)    Write a brief note on instruction cycle.

(e)    What ia the need for memory hierarchy ? Explain.

(f)    Explain the need for I/O interface.    s'

(g)    Diocuta the advantage# of aemiconductor memory over magnetic memory. yr

fb) What are interrupt* ? State the sequence of operations performed by the CPU when an interrupt is det<*ct*d

(8 x 6 = 40 mark*) }

j 2 (a) Explain in detail the basic addressing mode* with suitable examples.

O

(b) Explain the vtnoua instruction types supported by a typical computer.    (15 _m*_rks

3. (a) Explain in detail how arithmetic operation* can be implemented in computers.

Or

(b) Sketch and describe the operation of a hardwired control unit.

(15 marks)

i (a) Describe with a n*sat sketch, the linear aelec? memory organization.

Or

(b) Diacuaa the hardware organization of an associative memory.

(15 marks)

5. fa) Write explanatory notes on ;

(j) Array processor*, j    fii) Pipeline processors

Or

(b) Briefly explain the programmed IK) nd DMA dal/* transfer# with their merit# find demerit*

(15 mark*)

j    (4 ^v 15 ^r 60 mark*)

(a)    Explain in detail programmed I/O and DMA data transfers.

( 16 mark*/

Or

(b)    Explain the various inter connection schcmcs for the multi processor organization.

( 15 marks

Attachment: calicut-university-2006-b-tech-electronics-and-communications-engineering-32392-1.jpg

Earning:   Approval pending.