Week 2.4 Review

It is a semiconductor that can be used for amplification, switching, voltage stabilization, signal modulation, and other electronic functions

• Vacuum

• Transistor

• Vacuum Tubes

• Microprocessor

Answer explanation

The transistor is a semiconductor device that performs various functions such as amplification, switching, and voltage stabilization, making it essential in modern electronics. Other options do not fulfill all these roles.

It is a clear incandescent light bulb that is shaped like a short, inverted test tube. it controls the flow of electrons in a vacuum and was used as a switch, an amplifier, and usually associated with a display screen.

• Microprocessor

• Vacuum

• AI

• Transistor

Answer explanation

The description refers to a vacuum tube, which controls electron flow in a vacuum and was used in switches and amplifiers. The other options do not fit this description, making 'Vacuum' the correct answer.

AI is also known as Artificial _______________?

• Integration

• Internet

• Intelligence

• Intellect

Answer explanation

AI stands for Artificial Intelligence, which refers to the simulation of human intelligence in machines. The correct choice is 'Intelligence', as it directly completes the term.

What does UNIVAC stand for?

• Universal Automatic Computer

• Universe Automatic Computer

• United Automatic Computer

• Universal Artificial Computer

Answer explanation

UNIVAC stands for Universal Automatic Computer, which was one of the first commercially available computers. The other options do not accurately reflect the acronym.

What generation of computers does ENIAC belong to?

• 1st

• 2nd

• 3rd

• 4th

Answer explanation

ENIAC, completed in 1945, is considered the first generation of computers. It used vacuum tubes for circuitry and magnetic drums for memory, distinguishing it from later generations that utilized transistors and integrated circuits.

Siri, Google Assistant and Alexa are examples of?

• Facial Recognition

• Speech Recognition

• Chatbots

• Virtual Assistant

Answer explanation

Siri, Google Assistant, and Alexa are all examples of virtual assistants. They use speech recognition to understand commands and provide assistance, but their primary function is to act as virtual assistants.

Google Speech-to-Text, Dragon NaturallySpeaking, Apple Dictation are examples of?

• Facial Recognition

• Speech Recognition

• Chatbots

• Virtual Assistant

Answer explanation

Google Speech-to-Text, Dragon NaturallySpeaking, and Apple Dictation are all technologies that convert spoken language into text, which is the definition of Speech Recognition. Therefore, the correct answer is Speech Recognition.

Face ID, Amazon Rekognition, Microsoft Azure Face API are examples of?

• Facial Recognition

• Speech Recognition

• Chatbots

• Virtual Assistant

Answer explanation

Face ID, Amazon Rekognition, and Microsoft Azure Face API are technologies that identify and verify individuals based on their facial features, making them examples of Facial Recognition.

The first generation of computers used a lot of ____________ and generated a lot of heat, which often caused malfunctions and breakdowns.

• vacuum tubes

• microprocessors

• transistors

• electricity

Answer explanation

The first generation of computers relied heavily on electricity to power vacuum tubes, which generated significant heat. This heat often led to malfunctions and breakdowns, making electricity the correct answer.

It refers to a computer monitor that functions both as a display screen and an input device.

• AI

• touch screen

• motion capture

• ML

Answer explanation

A touch screen serves as both a display and an input device, allowing users to interact directly with what is displayed. This distinguishes it from other options like AI, motion capture, and ML, which do not fulfill both functions.