Flight attendant. Flight attendants or cabin crew (also known as stewards/stewardesses, air hosts/hostesses, cabin attendants) are members of an aircrew employed by airlines primarily to ensure the safety and comfort of passengers aboard commercial flights, on select business jet aircraft, and on some military aircraft.
Half adder circuit. To understand what is a half adder you need to know what is an adder first. Adder circuit is a combinational digital circuit that is used for adding two numbers. A typical adder circuit produces a sum bit (denoted by S) and a carry bit (denoted by C) as the output.
Dictionary entry overview: What does analog-digital converter mean? â¢ ANALOG-DIGITAL CONVERTER (noun) The noun ANALOG-DIGITAL CONVERTER has 1 sense: 1. device for converting analogue signals into digital signals Familiarity information: ANALOG-DIGITAL CONVERTER used as a noun is very rare.