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Nitish D.
Graduate Student pursuing masters in Computer Engineering at NYU
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Computer Networking
TutorMe
Question:

Which is faster between a router and bridge and why ?

Nitish D.
Answer:

Bridge is faster as compared to Router as it operates in the Data Link Layer and makes the forwarding decision based on the MAC address but Router makes the decisions based on IP addresses because it operates in Network layer.

C++ Programming
TutorMe
Question:

How to check if a given number is palindrome or not ?

Nitish D.
Answer:

using namespace std; int main() { int n, num, digit, rev = 0; cout << "Enter a positive number: "; cin >> num; n = num; do { digit = num % 10; rev = (rev * 10) + digit; num = num / 10; } while (num != 0); cout << " The reverse of the number is: " << rev << endl; if (n == rev) cout << " The number is a palindrome"; else cout << " The number is not a palindrome"; return 0; }

C Programming
TutorMe
Question:

How can you use structures as pointers ? Explain with the help of examples.

Nitish D.
Answer:

#include<string.h> #include<stdio.h> struct book { char title[30]; char author[40]; int bookid; }; void printbook(struct book *books); int main() { struct book b1; struct book b2; strcpy(b1.title,"abc"); strcpy(b1.author,"xyz"); b1.bookid=7586; strcpy(b2.title,"abc"); strcpy(b2.author,"xyz"); b2.bookid=5435; printbook(&b1); printbook(&b2); return 0; } void printbook(struct book *books) { printf("Book title: %s\n",books->title); printf("Book author: %s\n",books->author); printf("Book number: %d\n",books->bookid); }

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