18 Questions
Who is credited with the invention of the diode?
Ambrose Fleming
Which component enabled the detection of small electrical signals like radio waves without mechanical devices in the early 1900s?
Triode
What is the purpose of a diode in a circuit?
To rectify small electrical signals
Which invention inaugurated the field of electronics and the electron age?
Invention of the vacuum tube
What was the role of vacuum tubes in the electronics revolution of the first half of the 20th century?
Amplifying and rectifying small electrical signals
Which early 20th-century invention made it possible to amplify electrical signals like those from a radio antenna without mechanical means?
Vacuum tube
Who were the inventors of the first working point-contact transistor?
John Bardeen and Walter Houser Brattain
What played a leading role in microwave and high-power transmission before the 1980s?
Vacuum tubes
Which devices have almost completely taken over since the middle of the 1980s?
Solid state devices
In what year did IBM introduce the first all-transistorized calculator for the commercial market?
1955
Who ordered all future IBM products to use transistors in their design after 1955?
Thomas J. Watson Jr.
Which application still uses vacuum tubes in some specialist cases according to the text?
High-power RF amplifiers
What is the primary function of a diode in an electronic circuit?
Control current flow by influencing the flow of individual electrons
Which of the following statements best describes the role of a transistor in electronic devices?
Transistors control current flow by influencing the flow of individual electrons
What was the significance of the first IBM product to use transistor circuits without any vacuum tubes?
It marked a shift from vacuum tubes to solid-state devices
In early electronic devices, what function was primarily performed by vacuum tubes?
Amplifying electrical signals
What distinguishes solid-state devices from vacuum tubes?
Solid-state devices are more reliable and durable than vacuum tubes
Which component is known for its ability to control the flow of current in electronic circuits similar to a valve in plumbing systems?
Diode
Test your knowledge on the early growth of electronics and technological advancements such as the invention of the point-contact transistor. Learn about the key milestones that shaped the field of electronics.
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