I will rewrite your question and complete it.
A statement describing both the requirements that must be met by a product or process amd the ways in which satisfaction of the requirements will be measured is called a ASTM test.
ASTM tests are given to check the requirements and standards on products or system.
Answer:
The statement is True
Explanation:
When talking about computer security, we can define covert channels as an attack on a system capable of creating a loophole for information objects transfer between various processes that would normally not allow communication under the computer security policy. Hence, the best defenses system against this kind of attack is via Intrusion Defense System and Intrusion Prevention System and relentlessly "watching all aspects of an IT infrastructure for aberrant or abnormal events of any type."
The most serious security threat to Bluetooth-enabled devices is
, which occurs when a hacker gains access to the device and its functions without the owner's consent.

I also want to ask a question recently i used a software named [url=http://www.videoconverterfactory.com/tips/youtube-to-flac.html]youtube to flac[/url] while after the conversion the size is to big. Why did this happen and how to solve without lose quality?
Answer:
U.S. Bureau of Labor Statistics.
Explanation:
The Bureau of Labor Statistics is a unit of the United States Department of Labor assigned with the task of fact-finding in the field of labor and statistics for the government. The agency helps measure the labor activity in the market and evaluates all forms of activity regarding labor conditions for the government.
This agency also functions or serves as the principal agency for the United States Federal Statistical System. It not only collects information or data but also helps spread the said information to the government. It also published a biennial handbook describing various occupations.