Cochin University of Science and Techology (CUST) 2006 B.Tech Civil Engineering Computer Fundamentals - Question Paper

( 2000 Admissions Onwards)

Time :

: 3 Hours

Maximum Marks

: 100

I.

(a)

Explain briefly about the secondary storage devices in a com puters system.

(10)

(b)

What are the differences between machine language, assemb y language and high

level language?

(10)

OR

IL

Write short notes on the fo lowing :

(i) Operating system (ii) Compi !ers and assemblers

(iii) LAN (iv) Internet

(20)

III.

(a)

What are constants in C language? Explain different types o 'constants with examples.

(10)

(b) _:

Write program to convert z decimal number to binary numbe r, provide flow chart

and sample output.

(10)

OR

IV.

(a)

Explain the following functions with examples.

(i) getchar() (ii) putchar()

(5)

(b)

Explain the different looping statements.

(5)

(c)

Write a program to calculate the roots of a quadratic equation, provide flowchart and

sample output.

(10)

V.

(a)

What are function prototyp es? What are their functions?

(4)

(b)

Explain different parameter passing mechanisms.

(6)

(c)

Write a program to locate ;i particular string in a sentence, pi ovide flowchart and

sample output.

(10)

OR

VI.

(a)

Write a program that inclu ies a recursive function to determ me the value of the

nth Fibonacci number F_n where F= F_n.t+ F_n_₂ and F,= F_?=l.

(12)

¹

(b)

What are library files? What is the importance of it?

(8)

VII.

(a)

i

Write a program to read two tables of integers and calculate the sum of the

corresponding elements.

(12)

i <b)

Explain the importance of pointers in c language.

(8)

OR

VIII.

(a)

Program to sort a list of strings alphabetically using a two dimensional character array.

(12)

(b)

Structures - Definition, Example Specialty

(8)

IX. (a)

Relational, network apd hierarchical models

(3x5 =15)

(b).

Explain what is relational ilgebra.

(5)

OR

X. (a)

Relation, Attributes, Tuples, Domains

(4x2-8)

(b)

SQL - Definition

(3)

Important SQL commands

(9)

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