Transistors. The Invention That Changed The World

What gave humanity the ability to survive harsh winters, expanded our day, and gave us a weapon against predators?

• Fire

• Weapon

• Wheel

• Stone

What invention marked the beginning of the information age and led to the development of smartphones?

• Lamp

• Computer

• Microchip

• Transistor

What material is a semiconductor and is used to create transistors?

• Aluminum

• Copper

• Silver

• Silicon

Which company noticed that the density of transistors on integrated circuits doubles every two years?

• NVIDIA

• Intel

• Apple

• AMD

What is the problem for transistors when their sizes are reduced?

• Corrosion

• Magnetic radiation

• Quantum tunneling transmission

• Overheating

What law states that the cost of producing devices with transistors doubles every four years?

• Moore's Law

• Newton's Law

• Ohm's Law

• Faraday's Law

What type of logic element is used to create a half adder?

• NOT

• XOR

• AND

• OR

What material is used to make microchips with transistors?

• Platinum

• Silicon

• Diamond

• Gold

What component of an electronic circuit creates the depletion region and allows control of the current through the transistor?

• Emitter

• Base

• Collector

• Diode

What type of current amplifier is created when a positive voltage is applied to the base of a transistor?

• Back current

• Base current

• Emitter current

• Collector current