What are the uses and potential problems of using the ping command?
What will be an ideal response?
The ping command is used to test connectivity between any two Layer 3 devices.This will give the round-trip time of the message or report that it has timed out in transit.You can specify the number of times that a ping is sent, meaning that it is possible to actually flood the network with ping messages, particularly if you can command a number of devices to send ping messages simultaneously; this type of coordinated attack is addressed further in Chapter 12.
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Unlike Unix, Windows, and Mac OS X, Linux is ________
Fill in the blank(s) with correct word
If the value being searched for by a recursive binary search algorithm is in the array, which of the following is true?
a) the algorithm cannot return a nonpositive number b) the algorithm cannot return a nonnegative number c) the algorithm cannot return a zero d) the algorithm cannot return a negative number