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M.C.A. 1st Semester (New)
Examination, 2021-22
Computer Organization and Architecture
Paper - MCA- 103
Time : 3 Hours
[Maximum Marks : 60]
Note :- Attempt all questions. All question carry equal marks.
(a) Short notes on (any 4) :
(i) Registers
(ii) Latches
(iii) Flip-Flops
(iv) Logic gates
(v) System Bus
(b) Compare Combinational circuits with sequential circuits ?
OR
(a) (i) Construct truth table for 3 input NAND gate ?
(ii) Convert the hexadecimal number 68 BE to octal ?
(b) Draw a NAND Logic diagram that implements the Complement of the function F = (w, x, y, z) = Σ(0,1,2,3,4,8,9,12)
(a) What is associative memory and cache Memory ? Discuss its uses ?
(b) Explain the three types of instruction format with example?
OR
(a) Short note on : (any 3)
(i) Micro operations
(ii) Hardwired Control
(iii) Micro programmed control
(iv) Instruction cycle
(a) What is addressing ? Discuss the various types of addressing modes ?
(b) Explain DMA method of data transfer in detail ?
OR
(a) Explain interrupt driven I/O technique ?
(b) Short note on - (any 3) :
(i) Serial and parallel communication
(ii) System buses
(iii) Device drivers
(iv) I/O ports
(a) Differentiate the characteristics of RISC and CISC systems ?
(b) Discuss about various types of pipeline Hazards ?
OR
(a) Explain fault tolerant architectures ?
(b) What are the advantages of multicore processors ?
(a) Discuss editors and debuggers ? Also explain its functions ?
(b) Briefly discuss - (any 3) :
(i) Declaratives
(ii) Directives
(iii) Macros
(iv) Imperatives
OR
(a) What are interpreters, linkers and loaders ? Why they are used ?
(b) Explain Compilation ? How compilation is conducted to compile any program ?