Lossy compressors don't have the same constraints as a lossless compressor. If you data your input, compress it, and then decompress it, the output is not identical to the input. This allows the compressor to potentially compress the data far more than even the ideal lossless compressor hypothesized above.
The question mark (?), also known as the interrogation point, query, and eroteme, is a punctuation mark that indicates an interrogative clause, or phrase in many languages. The question mark is not used for indirect questions.
Trademark (also called trade mark) TM, Registered and Service Mark (or servicemark) signs are meaningful popular computer symbols. You can type trademark and registered symbols right from your keyboard. Continue reading and I'll show you how to do that using different techniques on Windows, Mac and GNU/Linux.eaning of â¢, Â® and 1  â . â¢ tm for an unregistered trademark, that is, a mark used to promote or brand goods; â  2  sm for an unregistered service mark, that is, a mark used to promote or brand services; Â® 3  r for a registered trademark.