Acharya Nagarjuna University (ANU) 2006 Diploma Computer Applications Computer Systems and Applications - Question Paper

Computer Systems and Applications
April 2006
Time: three Hours
Marks: 100
NB:

1. Attempt either Part A or Part B. ques. no. one is compulsory.
2. In part I, attempt any 2 ques. from ques. Nos. two to 5
3. In part 11, attempt any 2 ques. from ques. Nos. six to 9
4. All ans should be written in the identical answer-book.
5. Figures to right indicate maximum marks. All ques. carry equal marks

PART A

* Q.1 (a) ans the subsequent in 1 sentence 3
*

o (i) What is the use of RAM?
o (ii) State 1 difference ranging from DOS and WINDOWS.
o (iii) provide full form of HTTP.
* (b) ans the subsequent in C:
*
* (i) elaborate the uses of getchar() and putchar() ? 2
* (ii) elaborate the various kinds of storage class specifiers in C.? 2
* (iii) provide 1 example of logical operator in C. 1
* (c) State whether the subsequent are actual or false: - 3
*

o (i) DOS is multitasking Operating System.
o (ii) In MS-WORD menu bar is always displayed while editing a document.
o (iii) In MS-WORD, PAGE SETUP choice allows you to add page number to a document.
* (d) ans the subsequent in FoxPro:
*
o (i) discuss the use of. - 3
o
+ (I) MOD ()
+ (II)RECNO ()
+ (III)DTOC( )
o
o (ii) discuss the following: - 2
o
+ LOCATE (11) SET DELETED ON/OFF
part I
* Q.2 (a) discuss briefly about the following: - 6
o (i) HARD DISK
o (ii) WEBSITES
o (iii) WAN
* (b) What is the output of the subsequent C program: - 4
o #define g(x) x> 10? 20-x: x*x
main( )
{int a=3, b=7,c= 11;
b+=a++;
a*=2;
c+=g(a);
b+=g(c);
printf ("%4d%4d%4d\n",a,b,c);}
* (c) A wholesaler provide discount on the basis of order amount as follows:-
o 1st Rs. 8000 nbsp; 10% discount
o Next Rs. 20000 20% discount
o Excess 30% discount
*
Write a program in C to input customer name and order amount and print customer name, order amount and discount.

Earning:   Approval pending.