Harold is writing a client-side socket program that will create a TCP connection to a remote server
to retrieve data. What function should Harold use to create this connection?

Carl is writing cgi-bin scripts in PERL for some web pages. He is concerned about malicious
users trying to exploit the site and/or the cgi-sripts. If Carl uses the following code, what will he be
able to prevent?
$filename =~ s/[^A-Za-z0-9_-.//g

Gregory is a system administrator who oversees 15 Mac OS X servers for his company.
Three of his servers are at remote sites, but they still need to replicate and communicate with the
servers at the main office. Gregory wants to use SSL to protect the LDAP traffic between all
servers for security. For this to work properly, what port must be opened on the firewalls so that
the SSL LDAP traffic can pass through?

What is the following shellcode trying to accomplish?
int main(void) {
mkdir(“A”);
chdir(“A”);
chroot(“..//..//..//..//..//..//..//..//”);
system(“/bin/sh”)

What coould a developer using Apple’s Cocoa accomplish by using the following script?
NSURL *MyURL = [NSURL URLWithString:@”http://www.apple.com/”];
NSURL *urlContents = [myURL resourceDataUsingCache:YES];
if ([urlContents writeToFile:[@”~/Documents/applewebsite.html”
stringByExpandingTildeInPath]
atomically:YES])
{
// It was successful, do stuff here
} else {
// There was a problem writing the file
}