Suppose that your department has a local DNS server for all computers within the department. You are an ordinary user (i. e., do not have access to the DNS cache). Can you determine if an external Web site was accessed in the last few seconds? Explain.

Most information security incidents will occur because of select one: a. users who do not follow secure computing practices and procedures b. increases in hacker skills and capabilities c. poorly designed network protection software d. increasing sophistication of computer viruses and worms