Qam

1. Quadrature Amplitude Modulation.
2. Quality Assurance Management.

Read Also:

Q-and-a
[kyoo uh n ey, uh nd] /ˈkyu ən ˈeɪ, ənd/ noun, Informal. 1. an exchange of questions and answers. also Q & A, 1954, abbreviation of question and answer (itself attested by 1817). question and answer
Qantas
/ˈkwɒntəs/ noun 1. the Australian national airline
Qao
quality assurance office