Over time, your disk drive tends to develop small areas scattered across its surfaces. The way to fix this problem is to use a ________.

A(n)___________ firewall examines the entire conversation between client and server, not just individual packets

a. Stateful Packet Inspection b. Packet filtering c. Circuit-level gateway d. Domain gateway

Which of the following will create a String different from the other three?

a. String r = "123456" b. int i = 123; int j = 456; String r = String.valueOf(j) + String.valueOf(i); c. int i = 123; int j = 456; String r = String.valueOf(i) + String.valueOf(j); d. int i = 123; int j = 456; String r = i + j;