Code No-NR- 310201

III-B.Tech. I-Semester Supplementary Examinations, May/June-2004

COMPUTER ORGANIZATION
Set No. 3
(common to EEE, ECE, EIE and ET)

Time: 3 Hours
Max. Marks: 80

Answer any FIVE questions

All questions carry equal marks

1. There are four types of nucleotides named A, C, G and T. A DNA molecule is made up of a linear sequence of any 4 nucleotides picked from this group. How many bits of information can be stored in a DNA molecule?

2. (a) How optical signal lines for PCI are functionally grouped?

(b) Explain typical server system using PCI configuration.

3. Explain various power PC addressing modes with algorithms.

4. (a) List and describe Load\Store instructions of MIPS R-Series processor.

(b) Discuss about synthesizing other addressing modes with MIPS addressing mode.

5. (a) Explain the purpose of address translation. Give a general block diagram of it.

(b) Differentiate between segment table and page table.

6. (a) Differentiate between I\O techniques with and without the use of interrupts.

(b) Explain different types of I\O commands.

(c) What is isolated I\O ? Differentiate between memory-mapped and isolated I\O with examples.

7. (a) Differentiate between horizontal and vertical microinstructions.

(b) Discuss about functioning of microprogrammed control unit.

8. (a) What is SCI standard ?

(b) Discuss the structure of general-purpose multiprocessors.