Back to the full dot-point answer
Northern IrelandTechnology and DesignQuick questions
Electronic and control systems
Quick questions on Logic gates and digital control - CCEA GCSE Technology and Design
6short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is choosing a gate for a condition?Show answer
A safety interlock that starts only when the guard is closed AND the button is pressed uses an AND gate; an alarm that sounds if the door OR the window opens uses an OR gate.
What is q1?Show answer
For a 2-input AND gate, what inputs give an output of 1? [1 mark]
What is q2?Show answer
What does a NOT gate do? [1 mark]
What is q3?Show answer
A circuit must give an output if either of two sensors is triggered. Which gate is needed? [1 mark]
What is q4?Show answer
What is the output of a NOR gate when both inputs are 0? [1 mark]
What is q5?Show answer
What flowchart symbol represents a yes/no decision? [1 mark]
Have a question we have not covered?
This dot-point answer is short enough that we have not extracted many short questions yet. Read the full dot-point answer or ask Mo, our study assistant, in the chat for follow ups.