As a general rule, if someone can watch a TV show they can record it. Some recording hardware does contain features designed to prevent unauthorized copying, but this is at a hardware manufacturer/content owner level, not something "you" (assuming you're a normal consumer) can do.
A Filter
there are many software programs on the marked to be able to block certain sides or contend on the web. some examples of these are: -Care4Teen -Child Control 2011 -KidsWatch
There are several ways one can block their computer from visiting dirty chat sites. Perhaps most popular would be parental control programs which block website with certain content ratings.
Set the firewall rule to block/deny any packets to port 110. You could also not use your email client, which uses port 110. Programs themselves can be blocked on certain ports by more advanced firewalls.
The V-Chip is the most recommended form of control to regulate programs that children watch on television. The V-chip can block certain television channels from children's view.
A diving block is a mental block the stops the diver from being able to do a certain aspect of diving such as the hurdle or twisting dives or most common are reverse dives. this happens in many other sports to such as pole-vaulting or gymnastics.
Block Programs
no
Download anti-virus applications
You can 'block' current ... like with a high series resistance ...but you can't 'block' voltage.
There are only certain TMs, and block isn't one of them.
Yes.