GCSE D&T Unit 3 - Programmable Components

What are integrated circuits (IC) also known as?

• Computers
• Mini Computers
• Microchips
• Chips

A programmable IC is called a?

• Controller
• Microchip
• Microcontroller

Which type of signal has an infinite range of values between the minimum and maximum points?

• Digital
• Analogue

Which type of signal is either on or off, and is usually represented by a 0 for off and 1 for on?

• Digital
• Analogue

What type of divider is used to provide the desired voltage to a circuit?

• Circuit Divider
• Current Divider
• Potential Divider

Which type of timing circuit goes off and on for a few seconds only?

• Delay Timer
• Repetitive Timer

Which type of timings circuit would be used in a flashing road safety device?

• Delay Timer
• Repetitive Timer

What type of device is used for timings how long events occur?

• Stable Device
• Digital Device
• Monostable Device

An ________ device is where the repetitive stream of pulses produced are oscillating and constant.

• Monostable Device
• Astable Device

What type of system never appears to stop?

• Open Loop System
• Closed Loop System