Ceist Eile

Ceist Eile is in development. Features, questions and prices may change while we refine it.

Junior Cycle · Junior Cycle Applied Technology

Junior Cycle Applied Technology: Control systems & sensors

How often Control systems & sensors comes up on the Applied Technology papers, every year it was asked, and questions to try.

CL Asked on 4 of the last 5 Common Level papers, most recently in 2026. most years

Control systems & sensors, Common Level(6 marks)

Quick ones on Control systems & sensors.

(a)Which sensor would make a street light switch on as it gets dark?
  1. Thermistor
  2. LDR
  3. Reed switch
(b)In an input, process, output system, a light sensor is part of the?
  1. Output
  2. Process
  3. Input
(c)Most TV remote controls send their signal to the TV using?
  1. Infrared light
  2. Sound waves
  3. Ultraviolet light
Show the answers

(a) LDR

(b) Input

(c) Infrared light

Your turn: Common Level questions on Control systems & sensors.

Common Level

Asked on 4 of the last 5 Common Level papers, most recently in 2026. most years

Every paper, year by year

YearWhere it came up
2026Q2c(i), Q4a(i), Q4a(iv)
2025Q2b(i), Q2b(ii)
2024Q4a(ii)
2023Not asked
2022Q1a(ii), Q3b(ii)

Links open the State Examinations Commission’s paper for that year.

Other Applied Technology topics

All of Junior Cycle Applied Technology