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CIE-1 Quiz 1


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1: Electronics is the study of
protons
neutrons
electrons
atoms
2: The smallest particle of an element that retains all the properties of the element
ion
atom
proton
neutron
3: Atomic particle carrying a positive (+) charge
proton
neutron
electron
atom
4: The first practical use of magnetism was by the
Greeks
Dutch
Italians
Chinese
5: The first battery was made by
Von Guericke
Galvani
Volta
Oersted
6: The first telegraph line was constructed by
Wheatstone
Morse
Edison
Bell
7: The first telephone message was
The Lord's Prayer
Mary Had A Little Lamb
"To be or not to be, that is the question."
A call for help
8: The first widespread industrial use for electricity was
printing
metal plating
telegraphy
telephones
9: The first electric light bulb was demonstrated by
Edison
Swan
Crookes
Tesla
10: The photoelectric effect was explained by
Tesla
Fleming
Einstein
Steinmetz
11: The vacuum tube with amplification ("power gain") was invented by
DeForest
Fleming
Edison
Fessenden
12: The first home electrical appliance was the
Refrigerator
Clothes washer
Dish washer
Vacuum cleaner
13: The transistor was invented by
Bardeen
Brattain
Shockley
All of the above
14: The Integrated Electronics Corporation (Intel) was founded by
Noyce and Kilby
Townes and Schawlow
Noyce and Moore
Greatbach and Chardak
15: The first microprocessor based computer was introduced by
IBM
Apple
Microsoft
Intel
16: Pure silicon is a(n)
insulator
conductor
semiconductor
ion
17: gallium arsenide and gallium nitride glow (respectively)
orange and red
yellow and green
blue and white
red and blue
18: The lowest melting point mixture of an alloy is called
critical
plastic
eutectic
solder
19: Electronic solder has a core of
tin
lead
copper
rosin
20: In the white LED flashlight, the load is the
battery
LED
switch
conductor(s)
21: Measuring all 4 batteries in series gives a voltage of
1.5
3
6
9
22: On the LED case, the flat on the skirt is generally the
cathode
anode
diode
heptode
23: The entire flashlight is insulated using
fiberglass pc board
battery clips
pushbutton switch
shrink sleeving
24: The current through the LED is approximately
7 milliamperes (mA)
70 mA
700 mA
7 amperes
25: If the meter has digits but does not measure, the most probable defect is a
bad battery
open test leads
shorted integrated circuit
blown fuse

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