Digital devices and Logic Gates

During a computer class, Florence, Aarav, and Sebastian were discussing input devices. Which of the following best describes an input device?

• Any piece of computer hardware used to provide data to a computer system

• Any piece of computer hardware that is used to communicate the results of data that has been processed by a computer system

• A piece of computer equipment on which data can be stored

Isla is setting up a podcast studio and needs to choose an input device for recording audio. Which of these devices should she use?

• A microphone

• A speaker

• A monitor

Ella, Noah, and Alexander are working on a project that requires them to identify input devices. Which of these devices can they consider as input devices?

• A keyboard

• A speaker

• A monitor

• A bar code reader

• A mouse

Elsie, Eesha, and Priya are setting up a computer system for their school project. Which of the following devices will help them to see or hear the results of their work?

• A keyboard

• A speaker

• A monitor

• A Printer

• A mouse

Ava, Noah, and Priya are learning about computer hardware in their computer class. Their teacher asks them to identify an output device. What is an output device?

• Any piece of computer hardware that is used to communicate the results of data that has been processed by a computer system

• Any piece of computer hardware used to provide data to a computer system

• A piece of computer equipment on which data can be stored

James is setting up his computer and wants to connect an output device. Which of the following should he choose?

• A monitor

• A keyboard

• A mouse

Lily is working on a school project and needs to save her work for later use. What can she use as a storage device?

• A piece of computer equipment on which data can be stored to be used later

• Any piece of computer hardware that is used to communicate the results of data that has been processed by a computer system

• Any piece of computer hardware used to provide data to a computer system

Neha is trying to save her files on her computer. Which device should she use for storage?

• A hard drive

• A keyboard

• A monitor

Amelia and Anaya are trying to turn on a light bulb using an AND gate. When will the light bulb turn on?

• When both Amelia and Anaya press their switches

• When neither Amelia nor Anaya press their switches

• When only Amelia presses her switch

• When only Anaya presses her switch

Samuel is working on a circuit with a NOT gate. If the input signal he sends to the NOT gate is 1, what will the output signal be?

• 0

• 1

• 2