Audio encoding techniques - Study guides, Class notes & Summaries

COM1501 EXAM PACK 2021.1) Which five major stages in the development of human communication are distinguished according to different ‘ages’? Consider the options below and identify the key containing the ages listed in the correct chronological order. 1. Writing, speech and language, electronic mass media, printing 2. Writing, printing, speech and language, electronic mass media 3. Speech and language, writing, printing, electronic mass media 4. Writing, speech and language, printing, ...

Advanced Audio Coding

Phishing - fraudulent attempt to obtain sensitive information or data, by disguising oneself as a trustworthy entity in an electronic communication. Smishing - When someone tries to trick you into giving them your private information via a text or SMS message. Vishing - Using social engineering over the telephone system to gain access to private personal and financial information for the purpose of financial reward Spam - irrelevant or unsolicited messages sent to a large number of Inte...

What is a logarithm? Correct answer: A logarithm is an exponent based mathematical representation of a numerical value. What logarithmic base is used in digital communications? Correct answer: Two How do you find a log2 value on a calculator that only has log10 functionality? (Hint: what is the formula?) Correct answer: log2(a) = [log10(a) / log10(2)] What is the definition of a decibel? Correct answer: a = 10lob(b), where a is the decibel value and b is the decimal value Correct answer...

Phishing - fraudulent attempt to obtain sensitive information or data, by disguising oneself as a trustworthy entity in an electronic communication. Smishing - When someone tries to trick you into giving them your private information via a text or SMS message. Vishing - Using social engineering over the telephone system to gain access to private personal and financial information for the purpose of financial reward Spam - irrelevant or unsolicited messages sent to a large number of Interne...