1st_ 'QAP' is one of the so-called 'Q codes' that are used internationally as an abbreviated consultation in telegraph and later radio communications. It means "Quiet At Phrequency", which translates as "standby?" and is also used as an answer. 2nd_ By the above is found in colloquial use as "quadpe", where the acronym 'QAP' is interpreted as "Stay Attentive to Earrings" in Spanish. 3rd_ By the previous one, in Colombia a television newscast (then news portal) with the name 'QAP' was broadcast in Colombia, which closed with the phrase 'Good night, we were Q. to. Q. » , in this case as "we are attentive and pending". That's why there are memorized Colombians who end a conversation by remediing the slogan of that program with the "quader" hose. 4o_ In English 'QAP' is short for quadratic assignment problem, a mathematical issue with practical applications in localization and design of circulation spaces, ergometry, location of electrical components on a circuit, . . . 5th_ 'QAP' is the IATA code for the airport of the city of Apapa ( Nigeria ).