4TH GRADING PERIOD
Computer-Systems-Servicing
LESSON: Determine criteria for
testing electronics components
PRE-TEST
I. MULTIPLE CHOICE:
Directions. Select the letter of the correct
answer.
1. The earliest electronic components. They
were almost solely responsible for the
electronics revolution of the first half of
the Twentieth Century.
A. Capacitor
B. Diode
C. Transistor
D. Vacuum tube
2. He discovered the principle of
electromagnetic induction and invented the
electric motor.
A. Michael Faraday
B. James Prescott Joule
C. Lee de Forest
D. Konrad Zuse
3. He invented an alternating current (AC)
and electrical supply system that includes
a transformer.
A. Andre Marie Ampere
B. Nikola Tesla
C. Walter Schottky
D. Luigi Galvani
4. Invented by John Bardeen, Walter
Brattain and William Shockley.
A. Capacitor
B. Diode
C. Transistor
D. Resistor
5. Invented the vacuum tube. In 1902 Lee
de Forest developed the vacuum tube
amplifier in 1906.
A. Ambroise Fleming and Lee De Forest
B. John Bardeen, Walter Brattain and William Shockley
C. Lee de Forest and George Simon Ohm
D. Andre Marie Ampere and James Prescott Joule
6. Who determined the relationship between
current and voltage in an electric circuit .
A. Andre Marie Ampere
B. James Prescott Joule
C. Lee de Forest
D. George Simon Ohm
7. He developed the first practical
inventions in radio telegraphy over long
distances. Received the first trans-Atlantic
radio signal in 1901.
A. Andre Marie Ampere
B. Nikola Tesla
C. Walter Schottky
D. Guglielmo Marconi
8. He discovered that electricity is produced
when two different metals are in contact with
moistened cloth.
A. Andre Marie Ampere
B. Nikola Tesla
C. Walter Schottky
D. Allesandro Volta
9. He is the founders of the science of
classical electromagnetism, which he
referred to as electrodynamics.
A. Andre Marie Ampere
B. James Prescott Joule
C. Lee de Forest
D. Konrad Zuse
10. He credited with the discovery and
identification of the electron, the first
subatomic particle to be discovered.
A. Andre Marie Ampere
B. Nikola Tesla
C. J.J Thompson
D. Allesandro Volta
11. A device or technology that deals with
the controlled flow of electrons.
a. Electricity
c. Drafting
b. Electronics
d. Computer
12. A component designed intentionally to
have a definite amount of capacitance
a. Resistor
c. Transistor
b. Diode
d. Capacitor
13. A wire, cable, or other body or medium
that is suitable for carrying electric
current.
a. Insulator
c. Circuit
b. Conductor
d. Dielectric material
14. An instrument that measures the amount
of resistance in certain component or
circuits.
a. Ohmmeter
c. Ammeter
b. Voltmeter
d. Wattmeter
14. An instrument that measures the amount
of resistance in certain component or
circuits.
a. Ohmmeter
c. Ammeter
b. Voltmeter
d. Wattmeter
15. A process of joining two metals caused
by heat is called _________
a. Soldering
c. Soldering Technique
b. Splicing
d. Desoldering
16. Jane needs to see the diagram of an
electronic circuit with the components
represented by their symbol for trouble
shooting purposes. Which of the following
diagram is being described?
A. Pictorial drawing
B. Color Code
C. Power Supply
D. Schematic Drawing
17. Ben was instructed to read the value of
this resistor,
. Which of the
following is used to determine the value
of resistors without using a Multi-meter?
A. Pictorial drawing
B. Tolerance
C. Color-Code
D. D. Schematic Diagram
18. 10-hope is making a schematic diagram
of a certain circuit. He needs to draw a fixed
type resistor. Which of the following is it?
A.
C.
B.
D.
19. Taehyung is also making his simple
schematic diagram; he is going to use LED.
Which of the following is the symbol for LED?
A.
C.
B.
D.
20. What is the minimum resistance of a
100 ohm resistor with 10% tolerance?
a. 90 ohms
c. 190 ohms
b. 190 ohms
d. 210 ohms
II.
III. Identify the electronic devices on the
following selection.
A.
B.
C.
D.
E.
F.
G.
H.
I.
J.
K.
L.
M.
N.
O.