Programming
Logical circuits
Components
Vocabulary
Trivia
100
What is the correct syntax to output "Hello World" in C code?
printf("\n Hello World");
100
Which logic gate is this?
Logical gate NOT.
100
Electrical component used to step up (increase) and step down (decrease) AC voltages?
What is transformer?
100
A unit for measuring the force of an electric current.
What is volt?
100
What year was the first smartphone released?
2007.
200
How will you insert comments in C code?
//comment
200
The output of a _____ gate is only 1 when both inputs are 1.
AND
200
What does LCD stand for?
Liquid-crystal display.
200
A movement of water, air, or electricity in a particular direction.
What is current?
200
The name of the village where Nikola Tesla was born.
Smiljan.
300
What is the symbol for a logical AND operator?
&&
300
Which truth table is this? 
XOR.
300
Device that stores electrical energy in an electric field by virtue of accumulating electric charges on two close surfaces insulated from each other.
What is capacitor?
300
A unit for measuring the number of cycles that happen every second.
What is hertz?
300
How much electrical resistance does the human body have?
300Ω.
400
What is the key word if we want the square root of the number in C code?
sqrt()
400
What are the needed inputs for this logical circuit for the output to be 0?
A-1,B-0,C-1,D-0
400
The most complex integrated circuit.
What is microprocessor?
400
A form of energy that can be produced in several ways and that provides power to devices that create light and heat.
What is electricity?
400
At what age did Stephen Hawking begin his university education at University College, Oxford?
17.
500
What does this symbol mean ~ next to some pins?
The pin can be used for Pulse Width Modulation.
500
TTL and CMOS are the 2 most commonly used logic gates, but what do they stand for?
Transistor-Transistor Logic, Complementary Metal Oxide-Silicon.
500
An electrical conductor, used in electrical engineering, in applications where electric currents interact with magnetic fields.
What is electromagnetic coil?
500
The total resistance of electrical equipment to alternating current.
What is impedance?
500
Material that gives us the most electricity in the world.
What is coal?