Jawaharlal Nehru Technological University Hyderabad 2003 B.Tech Production Engineering I Supplementary s, ember- INTRODUCTION TO COMPUTERS - Question Paper

Code No.NR-10106
I B.Tech. Supplementary Examinations, November-2003

INTRODUCTION TO COMPUTERS
(Common to Civil Engineering, Mechanical Engineering, Production Engineering, Chemical Engineering, Mechatronics, Metallurgy and Material Technology and Aeronautical Engineering)

Time: three hours Max.Marks:80
ans any 5 ques.
All ques. carry equal marks
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1 a) Enumerate different components of a computer system. provide brief
description of every component.
b) What is CGA?
c) What are the advantages of laser printer over dot matrix printer?

2. a) Compare and contrast multitasking and multi processor operating systems
b) Convert the subsequent numbers into octal
i) 10110001111011.11012 ii) 10001110011010.01012

3.a) Explain break, continue on and exit ( ) with examples.
b) Write a program to obtain sum of digits of a provided number.
4..a) What is Union? explain with examples.
b) Write a program to delete a particular character in a provided string.

5.a) Write an algorithm for N - R method
b) If an approximate root of the formula x (1-logex)=0.5 lies ranging from 0.1 & 0.2 obtain the value of the root accurate to three decimal places.
6.a) Solve the subsequent equations using Gauss- Jordan method.
10X+Y+Z=12
2X+10Y+Z=13
X+Y+5Z=7
b) Write algorithm for Gauss - Jordan method.
7.a) From the subsequent table of half yearly premium for policies at quinquennial ages estimate the premium for policies at the age of 63.
Age: x: 45 50 55 60 65
Premium: y:114.84 96.16 83.32 74.48 68.48
b) Explain the procedure for linear regression.

8.a) Derive the trapezoidal rule.
b) Find the solution of = x-y at x= 0.1, 0.2, 0.3, 0.4 and 0.5 using replaced Euler method. Compare the outcome with Runge-kutta method of order - 4.

Earning:   Approval pending.