A web server sitting in a secure DMZ has antivirus and anti-malware software which updates daily. The latest security patches are applied and the server does not run any database software. A day later, the web server is compromised and defaced. Which of the following is the MOST likely type of attack?
A. Header manipulation
B. Zero day xploit
C. Session hijacking
D. SQL injection
Answer: B. Zero day xploit
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The namespace prefix in the accompanying figure is xs.
Answer the following statement true (T) or false (F)
Asynchronous I/O available to Windows XP threads can be managed by ________.
a) issuing the I/O request, performing some other processing and waiting on an event object to signal the completion of the I/O b) performing alertable I/O, in which case a thread issues the I/O request, performs some other processing and then enters an alertable wait state to process an APC associated with the I/O completion c) using an I/O completion port, enabling another thread that registered with the port and that is waiting for I/O completion packets to process them d) all of the above.
When adding a local image to a Web site, it is recommended that you store your images in a subdirectory called “images.” Which of the following would be the proper way to add “deitel.gif”?
(a) C:/images/deitel.gif (b) images/deitel.gif (c) deitel.gif (d) None of these.
Communication is a one-way process that involves an effective transmission from sender to receiver.
Answer the following statement true (T) or false (F)