Ceta Practice Test | Actual Questions
And Answers
1.
What does the acronym ESD stand for?
A.
Electrostatic Discharge
B.
Electrostatic Device
C.
Electromagnetic Sensitivity Diac
D.
Electrostatic Damage - A.
Electrostatic Discharge
Current amounts between ______ and _____ can be lethal.
A.
100mA, 200mA
B.
10mA, 33.3mA
C.
33.3, 75.6mA
D.
4mA, 10mA - A.
100mA, 200mA
What is the number one concern in regards to electrical safety?
A.
Proper grounding
B.
ESD
C.
Shock
D.
Faulty equipment - C.
Shock
Bohr's Atomic Model consists of what three components?
A.
,Neutrons, ion, neutrinos
B.
Protons, neutrons and cations
C.
Tachyons gravitons and electrons
D.
Protons, neutrons and electrons - D.
Protons, neutrons and electrons
Electrons are arranged in _____ around a nucleus.
A.
orthogonal lattices
B.
shells
C.
loops
D.
spheres - B.
shells
What are three types of materials used in electronics?
A.
Conductors, semi-conductors and insulators
B.
Semi-conductors, insulators and semi-insulators
C.
Insulators, conductors and interions
D.
Conductors, insulators and regulators - A.
Conductors, semi-conductors and insulators
In the United States there are five common classifications of fires, which are:
A.
A, C, D, K, M.
B.
A, B ,C, D, E.
C.
A, B, C, E, M.
D.
A, B, C, D, K. - D.
A, B, C, D, K.
Coulomb's Law describes the forces of attraction or repulsion between electrical
charges, which are ______________ to the product of the charges ______________ to
the distance between them.
A.
, directly proportional, inversely proportional
B.
inversely proportional, directly proportional
C.
indirectly proportional, directly proportional
D.
inversely proportional, indirectly proportional - A.
directly proportional, inversely proportional
The bmagnetic bfield bthat bsurrounds ba bmagnet bcan bbest bbe bdescribed bas binvisible blines bof
bforce, band bare bcommonly breferred bto bas:
A.
lines bof bflux.
B.
lines bof bdensity.
C.
lines bof battraction.
D.
lines bof bflux bproportionality. b- b bA.
lines bof bflux.
An banalog bmultimeter b(AMM) bchecks bfor:
A.
voltage, bresistance band binductance.
B.
voltage, bresistance band bcapacitance.
C.
current, bresistance band bcapacitance.
D.
voltage, bcurrent band bresistance. b- b bD.
voltage, bcurrent band bresistance.
An boscilloscope bwith btwo bvertical binputs, bis bcommonly breferred bto bas ba b_______
boscilloscope.
A.
multi-trace
B.
dual-trace
C.
sweep btrigger-trace
D.
modulation-trace b- b bB.
dual-trace