M.C.A-M.C.A 1st Sem IT-11 : 101 : COMPUTER ORGANIZATION AND ARCHITECTURE(University of Pune, Pune-2013)

M.C.A. (Management Faculty) (Semester - I) Examination, 2013

IT-11 : 101 : COMPUTER ORGANIZATION AND ARCHITECTURE

(New) (2008 Pattern)

Time : 3 Hours                                                                                                             Max. Marks : 70

Note :1)    Q. No. 1 and 7 are compulsory.

2)   Solve any four questions from the remaining.

3)   Draw the neat diagrams wherever necessary.

4)   Figures to the right indicates full marks.

1. a) Draw and explain 16-bit architecture in detail.

b) Define Software. Explain system Softwares and Application Softwares.

2. Explain system bus and its characteristics.

3. Convert the following :

a) (11011.001)2 = (?)10

b) (527.12)8 = (?)16

c) (FA2B.16)16 = (?)2

d) (175.3125)10 = (?)8

e) (FA2.B4)16 = (?)10

4. What is counter ? Explain any one counter in detail.

5. What is DMA ? Explain DMA technique using different DMA transfer modes.         10

6. What is pipelining ? Explain instruction pipelining in detail.                                           10

7. Write short note on following (any three) :                (5×3=15)

a) Memory Hierarchy. b) Parallel Processing.

c) Multiplexer and Demultiplexer.

d) Compilers, Interpreters and Assemblers.

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