CETa Practice Test Questions with Verified Solutions

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, 200mAB. 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. ShockBohr'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 in