AQA AS COMPUTER SCIENCE PAPER 1 MAY 2023 INSERT (7516/1)

AQA AS COMPUTER SCIENCE PAPER 1 MAY 2023 INSERT (7516/1). DOWNLOAD OFFICIAL AND VERIFIED AQA AS COMPUTER SCIENCE PAPER 1 MAY 2023 on www.hackedexams.com INSTANTLY. A security system uses a motion sensor, a keypad and an alarm bell. The system operates as follows: • the system is initially off • when the system is switched on it goes into sensing mode • the system can be switched off at any time by entering the correct code on the keypad • if the system detects movement while in sensing...