Cisco Placement Paper

Aptitude Questions :
1. Find perimeter of a trapezium with 3 sides given and distance between parallel sides given.

2. A triangle ABC is given, a line DE is paralel to base side and that cuts the triangle. The ratio of area of triangle to the area of trapezium .given DE/BC=3/5.

3. Four concentric circles are given. The radius of 1st circle is x.next is 2x,then 3x and 4x. given that area b/w 2nd and 1st is A and 4th and 3rd circles being B.find ratio of A to B

4. What is the Difference between the perimeteres of two concentric circles is 66. Find the difference between radius ?

5. 3/p=6,3/q=15. Find p-q

CISCO Technical Questions :

6. #define clrscr() 100
main()
{
clrscr();
printf(?%d?,clrscr());
} 

7. which of the followin is used for avoiding network congestion
a. bufferin 
b. cachin 
c. sourcequench
d. all of de above

8. main()
{
int a;
printf(?%d?,scanf(%d,&a));
}
wats o/p of this pgm. What will b printed
ans :0

9. main()
{
printf(?as?); 
printf(?\bhi?); 
printf(?is\n?);
} wat will b printed.

10. main()
{
unsigned short a=-1;
unsigned char b=a;
printf(?%d %d ?,a,b);
}
wat is o/p of the program
a. 65535 -1
b. 65535 65535
c. -1 -1 

11. arrays base address is 1000?.array is a[5][4]..then what is the correct address of a[4][3]?
ans:1056

12. one packet is 64bytes..no of pkts send is 16000..then total no of bytes send is 
ans 1024000


13. main()
{
int *i;
int s=(int *)malloc(10*sizeof(int));
for (i=0;i<10;i++)
{
printf(?%d?,i*i)
}
whats the output?
14. #define a 3+3
#define b 11-3
main()
{
printf(?%d?,a*b);
}
wat is o/p?????

15. A question in which segment address is given. logical address is 800. Base addresses also given. You have 2 find physical address

16. There was a question on processor speed in nanocycles. Then it performs a instruction in x cycles. like this..

17. #define maxval 5 (programming / computer science engineering technical questions)
int main (void)
{
int i=1;
if(i-maxval)
{
printf(?inside?);
}
else
{
printf(?out?); 
}
find o/p???


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