Recent questions tagged descriptive

19 votes
4 answers
2371
A palindrome is a sequence of digits which reads the same backward or forward. For example, $7447$, $1001$ are palindromes, but $7455$, $1201$ are not palindromes. How ma...
21 votes
3 answers
2372
Solve the following recurrence relation$x_n = 2x_{n-1}-1, n>1$$x_1=2$
0 votes
1 answer
2373
what is the difference b/w following two query:-SELECT distinct R.*FROM R,Swhere R.a = S.a;SELECT R.*FROM R,(select distinct a from S) as S1where R.a = S1.a;a is attribut...
0 votes
1 answer
2380
Why does the Offset field in the $IP$ header measure the offset in $8$-byte units? (Hint: Recall that the Offset field is $13$ bits long.)
0 votes
1 answer
2381
0 votes
1 answer
2395
Cell switching methods (like $ATM$) essentially always use virtual circuit switching rather than datagram forwarding. Give a specific argument why this is so (consider th...
0 votes
0 answers
2396
What percentage of an $ATM$ link's total bandwidth is consumed by the $ATM$ cell headers? Ignore padding to fill cells or $ATM$ adaptation layer headers.
0 votes
1 answer
2397
Suppose a bridge has two of its ports on the same network. How might the bridge detect and correct this?
0 votes
1 answer
2399
For the network given in Figure 3.45, give the datagram forwarding table for each node. The links are labeled with relative costs; your tables should forward each packet ...